3F0594-01, Notifies of Completion of 940426 CAL Items 1 Through 5 as Required by CAL Item 6 Prior to Entry Into Mode 4.Summary of Util Actions to Comply W/Cal Items 1 Through 5 & Results of Refuel 9 OTSG Insps Encl

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Notifies of Completion of 940426 CAL Items 1 Through 5 as Required by CAL Item 6 Prior to Entry Into Mode 4.Summary of Util Actions to Comply W/Cal Items 1 Through 5 & Results of Refuel 9 OTSG Insps Encl
ML20073S281
Person / Time
Site: Crystal River Duke Energy icon.png
Issue date: 05/25/1994
From: Beard P
FLORIDA POWER CORP.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
3F0594-01, 3F594-1, CAL, NUDOCS 9405310280
Download: ML20073S281 (59)


Text

{{#Wiki_filter:r V I l l Florida Power CORPORATION crystai avw una a Ducket No, M302 l May 25, 1994 3F0594-01 l l U. S. Nuclear Regulatory Commission i l Attn: Document Control Desk Washington, D.C. 20555

Subject:

Refuel 9 OTSG Inspection, Confirmatory Actions

References:

1. FPC to NRC, 3F0494-09, letter dated April 19,.1994 2. NRC to FPC, 3N0494-21, letter dated April 26, 1994

Dear Sir:

l l Florida Power Corporation (FPC) provided our strategy for inspection of the Crystal River Unit Three steam generator tubes in reference 1. The NRC staff issued a confirmatory action letter (CAL) for the inspection, reference 2. The scope of the inspection included actions to meet the requirements of Technical Specification (TS) 5.6.2.10 and supplementary actions to disposition low signal-to-noise (S/N) indications. This submittal provides notification of the completion of CAL items No.1 through 5 as required by CAL item No. 6 prior to entry into Mode 4. Also, the attachment to this submittal provides a summary of FPC's actions to comply with the CAL items No. I through 5, provides the results of the Refuel 9 inspections to complete the notifications required by CAL item No. 7, and provides a status and expected completion ones for CAL items No. 8 and 9. This information also fulfills the requirnents of TS 5.7.2 for submitting a report within 15 days fol10 wing inspectiu :J the steam generator tubes. o4.np-ULLvGO l CRYSTAL FWER ENEAGY COMPLEX e 15700 W. Power une Street. Crystal River. Florida 3442&6708. (J04) 79544a6 N I 9405310280 940525 PDR ADOCK 05000302 4 g PDR

i '3F0594-01 Page 2 i The inspection results confirmed the technical basis for'the inspection strategy developed.to identify all probable indications and to perform repairs as appropriate. This strategy and the preventive sleeving that was performed on 163 tubes in each steam generator provide us with a high degree of confidence of-continued excellent steam generator performance and safe ' operation. The i examinations of the four tubes removed will also provide valuable information to further' understand the mechanisms that can degrade.the tubes. 1 l Sincerely, .M Beard, Jr. Senior Vice President i Nuclear Operations PMB/LVC xc: Regional Administrator, Region II Senior Resident Inspector l NRR Project Manager !~ l I i 1 -{ i l i

3F0594-01 Attachment Page 3 i i NRC CONFIRMATORY ACTION NO. 1 i i Inspect approximately 23% of the. total tubes of each Once Through steam Generator ] (OTSG). with the bobbin probe. The ' sample will be selected on a. random basis except that will include all inservice tubes with previously. recorded degraded i indications and S/Ns. FPC ACTION 4 Bobbin Coil Inspection-i .FPC performed ECT on approximately 25% of the tubes-in each OTSG. The bobbin inspection consisted of a random sample of tubes on each- 0TSG, tubes from special interest areas such as the lane-wedge region, tubes with previously. recorded wall loss (1-39% through-wall) and S/Ns. The total bobbin inspection of the "A" OTSG consisted of 3,864 tubes. That sample included 386 tubes from the lane region. The balance of the sample consisted of randomly selected tubes, tubes with recorded wall loss and S/Ns. The total bobbin inspection of the "B" 0TSG consisted of 3,864 tubes..The sample included 372. tubes from the lane region. The balance consisted of randomly selected tubes, tubes with recorded wall loss and S/Ns. The detailed results of the bobbin coil inspection of both OTSGs are provided in CAL item No. 7.

l l 3F0594-01 Attachment Page 4 NRC CONFIRMATORY ACTION NO. 2 Consider those tubes with S/Ns less than 5:1 with bobbin voltage responses equal l to or exceeding 2 volts defective and will repair them. Discuss with the Staff the results of the bobbin inspection and need for expanding bobbin inspection scope before completion. FPC ACTION The number of tubes with signal-to-noise ratios less than 5:1 which voltages exceeding 2 volts was two in the "A" 0TSG and one in the "B" 0TSG. These tubes-were plugged. However, the total number of tubes plugged during the ECT and MRPC inspection was 20. FPC discussed these results with the NRC staff and it was concluded that no expansion was warranted. Details of ' tube identification, i location of the indications and their voltages are provided in CAL item No. 7. FPC provided the NRC staff with information regarding this CAL prior to completing the inspection. i l l f f l l

d m-s-- m-d eM,< ,-g-,4J; 3F0594-01 - Attachment Page 5 ' NRC CONFIRMATORY ACTION NO. 3 Disposition all indications'with S/Ns greater than 5:1 in accordance with the existing TS. FPC ACTION During the Refuel 9 bobbin inspection,-indications with signal-to-noise ratios greater-than 5:1 identified in the OTSGs were assigned. through-wall (TW) sizes utilizing the phase angle method and were dispositioned'in accordance with the . Crystal River unit 3 (CR-3) Technical Specifications. FPC is including a list of tubes per OTSG with imperfections (< 20% TW), degradation (>-20% TW but < 40% TW)-and plugged tubes as part of the results provided in CAL item No. 7. . 5 l l 4 i l l l

l 3F0594-01 Attachment Page 6 NRC CONFIRMATORY ACTION NO. 4 Conduct an initial motorized rotating pancake coil (MRPC) sample for tube locations exhibiting bobbin voltages equal to or exceeding 0.5 volts. _This sample excludes locations exhibiting bobbin voltages equal to or grater than two volts (since the affected tubes must be repaired per item #2 above). This sample also excludes locations inspected at previous outages with MRPC and which exhibited indications exceeding the proposed MRPC sizing criteria (i.e., axial length equal to or exceeding 0.25 inches or circumferential length equal or l exceeding 0.60 inches) at that time. -(tubes with these previously observed MRPC indications will be repaired). Locations selected for the initial MRPC sample i shall include all locations where MRPC inspection during the previous inspections revealed indications exceeding one-half of the proposed MRPC sizing criteria. l i The balance of the locations selected for the initial 20% MRPC sample will include the locations with the largest available bobbin indications. The median l bobbin voltage for all locations included in the 20% initial MRPC sample will be identified. For locations with bobbin voltages less than this mean voltage value, should.1% of these locations exhibit MRPC indications equal to or exceeding the MRPC sizing criteria, additional 10% MRPC samples (of the remaining locations with S/Ns less than 5:1) consisting of locations with the largest available bobbin voltages will be performed until fewer than 1% of the locations in a given sample are found to exceed the MRPC size criteria. Sample expansions may be terminated if all locations with bobbin indications above 0.7 volts have been MRPC inspected. All tubes with MRPC indications equal to or exceeding the MRPC sizing criteria will be repaired. FPC ACTION Supplemental MRPC Inspection FPC performed a 20% non-random sample of S/N indications inspected by MRPC with 3 additional 10% expansions. The initial MRPC sample was composed of 191 S/N j indications, 50 in the "A" 0TSG and 141 indications in the "B" 0TSG. The sample consisted of indications exceeding one-half of the MRPC dimensional criteria of 0.25" axial dimension and 0.60" circumferential dimension (30 indications). The i l balance of this sample consisted of indications with the largest voltages. The median voltage of all indications in that sample was calculated as 1.06V. The l first expansion consisted of 78 indications with voltages greater than 0.8V, 24 indications from the "A" 0TSG and 54 from the "B" OTSG. The second expansion i consisted of 79 indications with voltages greater than 0.8V, 23 indications from j l the "A" 0TSG and 56 from the "B" 0TSG. The third and last expansion consisted of 63 indications with voltages greater than 0.7V, 17 indications from the "A" I 0TSG and 46 indications from the "B" 0TSG. There were a total of 411 S/N indications analyzed (all indications greater than 0.7V) from the S/N population of both OTSGs. A total of six indications from the 9R MRPC inspection exceeded the criteria given in this CAL for axial and circumferential sizing by MRPC. Those tubes were plugged. Additionally, two tubes were administratively plugged based on Refuel 8 data exceeding the CAL Criteria. FPC is providing a list of tubes plugged in CAL item No. 7.

a 3F0594-01 Attachment Page 7 NRC CONFIRMATORY ACTION NO. 5 Perform' preventive sleeving of 164 tubes ~in the lane region of each OTSG. FPC ACTION j Lane Region Treventive Sleeving i FPC provided in Reference 1 our intent to insta11'164 sleeves in the wedge lane area of each OTSG. Due to the presence of a foreign object in one of the "A" 0TSG tubes considered for sleeving, it was necessary to plug that. tube rather

i than sleeving it as originally planned.

Therefore,.the total number of tubes i sleeved in the "A" 0TSG was 163..One of the tubes considered by FPC as a candidate for a sleeve in the "B" 0TSG contained metal debris on the tube ID fr'om 1 a tube end repaired in 1979. This prevented the insertion of the sleeve.. Since the tube considered contained no indications and.was outside the original BWNT recommended sleeving zone, the tube was left in-service. However, FPC will continue the practice of reinspecting the tube every refueling' outage. A total number of 163 sleeves installed in the "B" 0TSG. l i 4-i } l i t e i I

3F0594-01 Attachment Page 8 NRC CONFIRMATORY ACTION NO. 6 Notify me in writing prior to entry into Mode Four that you nave completed the above actions with acceptable results. FPC ACTION FPC has provided a summary of our actions to satisfy the NRC request regarding each of the above CAL items. I l i )

3F0594-01 Attachment Page 9 NRC CONFIRMATORY ACTION NO. 7 Provide a summary of the results of the Refuel 9 OTSG tube inspections and repairs no later than 60 days after restart. FPC ACTION The Refuel 9 inspection of the CR-3 OTSGs included a combination of EC inspection techniques, the traditional EC bobbin coil and a supplemental MRPC inspection. The results of both inspections are provided below for OTSG "A" and 0TSG."B". FPC is providing this information to fulfill the requirements of Technical Specification 5.7.2 for submitting a report within 15 days following the inspection of the OTSG tubes. Additionally, the list of tubes repaired in conjunction with data regarding tubes containing imperfections, degradation and the enclosed list of S/Ns are intended to satisfy the NRC request contained in CAL item No. 7 for a summary of the repairs. l i l l l I

i 3F0594-01 Attachment Page 10 Tubes Plugged OTSG "A" A total of seven tubes were plugged in the "A" 0TSG. The following table show the number of tubes plugged in the "A" OTSG, the location of each plugged tube and a remark stating the reason why it was plugged. Tube / Row Location Reason for Plugging l 22-79 lIS + 0.61 Voltage > 2V. 27-91 Various Administrative (MRPC Confirmed as wear) (32 indications) l 28-92 08S + 0.67" Axial t 0.25 28-93 08S + 0.56" Axial r 0.25 34-72 02S + 14.64" Axial > 0.25" (Based on R8 data) 73-8S OSS F 13.59 Voltage > 2V. 77-31 Foreign Object l

I 3F0594-01 l Attachment Page 11 Bobbin Inspection OTSG "A" TUBES WITH INDICATIONS GREATER THAN 40% TW None. GREATER THAN 2 VOLTS TUBES WITH S/N INDICA

  • TUBE

.. fAGE %TW LOCATION OF INDICATION 22-79 2.71 S/N 11S + 0.61 73-85 2.09 S/N 05S + 13.59 TUBES WITH IMPERFECTIONS (<20% TWl l l TUBE VOLTAGE %TW LOCATION OF INDICATION l 27-89 1.87 12 LTE + 5.09 36-78 0.86 07 06S + 0.11 42-40 1.24 03 10S + 0.00 l 57-1 1.25 07 06S + 18.31 113-68 7.55 09 06S + 18.31 146-34 1.06 02 08S + 0.00 79-40 0.33 16 10S - 0.52 DEGRADED TUBES (>20% but <40% TW) TUBE VOLTAGE %TW LOCATION OF INDICATION 73-128 1.37 23 10S + 0.00 l 71-47 2.01 27 11S + 25.82 146-50 0.90 22 10S + 0.00 11-7 1.16 38 12S + 0.62 15-30 1.11 30 06S + 0.76 27-91 0.97 30 LTS + 0.24 134-3 1.40 30 12S + 0.68 NEW S/Ns (Voltages >0.5 which have not been documented in previous inspections) TUBE VOLTAGE %TW LOCATION l 77-6 1.13 S/N ISS + 0.00 l l l i

~ 'I 3F0594-01 Attachment Page 12 S/Ns WHICH HAVE EXHIBITED GROWTH (S/Ns with voltages >0.5 which have exhibited a 0.5' volt growth since last inspection) TUBE VOLTAGE %TW LOCATION 28-92 1.04 S/N 08S +.0.63 l OBSTRUCTED TUBES PLUGGED DUE TO FOREIGN OBJECTS j l l 77-37 TUBES WITH'S/N INDICATIONS TUBE VOLTAGE %TW LOCATION l 2-8 1.62 S/N 12S + 0.60 4-18 0.76 S/N 03S + 9.58 6-7 0.57 S/N 12S + 0.70 6-26 0.33 S/N 11S +-16.19 0.41. S/N 13S + 9.46 0.46 S/N 13S + 7.0 a 0.51 S/N 14S + 22.29 O.62 S/N 14S + 7.31 7 0.30 S/N 105 - 0.78 l. 0.71 5/N 07S - 0.84 l 1.05 S/N 08S + 0.70 8-21 0.87 S/N 07S +'O.73 8-29 0.43 S/N 12S + 23.44 8-30 0.19 S/N ISS + 9.43 0.37 S/N 07S +~9.84 0.37 S/N 06S + 28.65 0.38 S/N ISS + 15.68 0.40 S/N 10S + 12.88 0.41 S/N 07S + 19.54 0.43 S/N 10S + 23.54 0.45 S/N 10S + 22.53 0.46 S/N LTS + 21.33 0.47 S/N LTS + 11.88 0.48 S/N LTS + 30.22 0.50 S/N 04S + 20.10 0.51 S/N 06S + 29.61, 0.57 S/N 09S + 4.71 0.57 S/N 10S + 13.89 0.58 S/N 09S + 5.7 0.60 S/N 06S + 20.14 0.63 S/N 08S + 6.89 0.68 S/N 07S + 8.86 0.71 S/N 07S + 18.48 0.73 S/N LTS + 20.4 0.79 S/N LTS + 20.4 1.22 S/N LTS + 1.17 0.66 S/N LTE + 8.28 0.66 S/N 08S + 0.58 0.72 S/N 07S + 0.69 l 8-31 0.42 S/N 09S + 18.95 l 8-45 0.46 S/N 07S + 0.69

3F0594-01 Attachment Page 13 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION 8-47 8-47 0.54 S/N 07S + 0.66 9-31 0.21 S/N 02S + 3.81 9-34 0.39 S/N 12S + 0.67 10-6 0.75 S/N 12S + 0.58 i 11-14 0.26 S/N 08S + 0.71 0.32 S/N 08S + 0.80 12-7 0.55 S/N 07S - 0.73 12-9 0.54 S/N 12S + 0.64 12-70 0.73 S/N 10S + 0.66 13-47 0.55 S/N LTS + 28.70 13-57 0.51 S/N 02S + 22.27 14-8 0.71 S/N 07S - 0.62 16-7 0.29 S/N 07S - 0.69 16-8 0.32 S/N 075 - 0.74 16-9 0.26 S/N 12S + 0.66 0.37 S/N 07S - 0.71' 16-41 0.55 S/N 11S + 16.24 16-47 0.39 S/N 01S + 20.31 17-9 0.19 S/N 08S - 0.74 0.38 S/N 07S - 0.66 17-75 0.43 S/N 08S + 0.72 18-9 0.27 S/N 08S - 0.68 0.48 S/N 07S - 0.66 18-25 0.64 S/N 09S + 0.63 18-74 0.90 S/N 06S + 0.66 19-3 0.89 S/N 12S + 0.66 19-30 0.34 S/N 03S + 0.67 19-84 0.37 S/N 08S - 0.82 20-65 0.64 S/N ISS + 11.76 0.39 S/N 03S + 0.65 21-1 0.37 S/N 11S + 0.69 21-39 0.97 S/N 02S + 35.15 22-59 0.72 S/N 10S + 0.77 22-79 2.71 S/N 11S + 0.61 23-91 0.66 S/N 08S - 0.87 24-7 0.28 S/N 08S - 0.77 0.60 S/N 12S + 0.63 24-86 0.98 S/N 08S + 31.07 24-88 0.38 S/N 14S + 6.46 0.50 S/N 08S + 26.32 0.56 S/N 12S + 4.41 0.61 S/N 13S + 15.47 0.61 S/N 13S + 15.52 0,62 S/N 115 + 5.98 0.75 S/N 10S + 13.59 0.88 S/N 11S + 14.75 0.91 S/N 11S + 24.27 0.53 S/N 07S + 0.69 O.67 S/N 085 - 0.82 1 24-89 0.43 S/N 14S + 4.58 0.45 S/N 135 t 4.96 0.48 S/N 14S + 14.57 0.75 S/N 13S + 31.53 0.91 S/N 14S + 5.76 25-7 0.47 S/N 08S - 0.63

3F0594-01. l Attachment-1 Page 14 -TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION 26-90 0.63 S/N ISS + 21.30 0.78 S/N ISS + 40.20 26-95 0.72 S/N 085 - 0.72 27-89 0.64 S/N ISS.+ 32.53 0.68 S/N ISS + 32.02 0.84 S/N '15S + 22.54 j 1.20 S/N ISS + 33.9 I 1.50 S/N ISS + 34.79 1.81 S/N ISS + 34.33 0.61 S/N LTE + 3.93 1.26 S/N 04S -_0.58' i 1.41 S/N LTE + 6.51-1 27-91 0.40 S/N 08S + 23.35 0.40-S/N 11S + 3.01 0.45 S/N 09S + 21.35 0.46 S/N 02S +-10.46 0.48 S/N 11S + 10.58 0.54 S/N 13S + 31.28 0.56 S/N 11S + 11.54 0.56 S/N 09S + 31.07-0.57 S/N 14S + 2.88 0.63 S/N 02S + 20.24 j 0.66 S/N 11S + 21.45 O.66 S/N 07S + 25.06 0.66 S/N 12S + 20.46 0.69 S/N 08S + 0.64 0.70 S/N LTS + 19.54 0.75 S/N LTS + 38.36 i 0.75 S/N 07S + 15.21 0.78 S/N 08S + 3.47 0.83 S/N 13S + 12.58 0.84 S/N 06S + 35.86 0.86 S/N 11S + 2.11 l 0.91 S/N 15S + 24.93 0.91 S/N 07S + 6.61 0.92 S/N 13S + 12.98 1.00 S/N 12S + 30.32 1.13 S/N LTS + 37.94 0.68 S/N LTE + 15.57 0.80 S/N LTE + 14.33-0.87 S/N 08S + 13.36 1.37 S/N LTE + 15.19 0.52 S/N 07S - 0.77 27-93 0.74 S/N 08S + 12.0 0.91 S/N 08S + 0.59 27-94 0.57 S/N 14S + 7.18 28-3 0.77 S/N O1S + 19.20

3F0594-01 Attachment Page 15 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION 28-92 0.34 S/N 11S + 3.16 0.35 S/N 10S + 31.55 0.36 S/N 10S + 11.18 0.40 S/N 12S + 21.98 0.40 S/N 08S + 15.64 0.51 S/N 12S + 3.08 0.56 S/N 10S + 21.69 0.60 S/N 09S + 14.22 0.67 S/N 09S + 23.11 0.67 S/N 11S + 4.40 0.68 S/N 08S - 0.73 0.83 S/N 11S + 13.48 28-93 0.76 S/N 07S - 0.74 0.83 S/N 08S + 0.61 28-95 0.52 S/N 08S + 0.63 29-73 1.04 S/N 03S + 12.16 31-11 0.77 S/N 09S + 0.45 31-32 1.17 S/N 105 + 0.70 31-59 0.78 S/N 11S + 17.43 33-52 0.48 S/N 11S + 35.22 34-72 0.85 S/N 02S + 15.67 35-59 1,53 S/N 12S + 12.36 35-89 0.30 S/N 05S - 0.98 36-113 0.44 S/N 02S - 0.78 37-113 1.40 S/N llS + 0.72 37 114 0.61 S/N 11S + 0.69 39-1 1.13 S/N LTS + 23.46 40-69 0.28 S/N 10S + 28.65 40-117 0.66 S/N 13S + 28.69 41-15 0.60 S/N ISS + 14.88 41-116 0.82 S/N 12S + 0.67 1.15 S/N 11S - 0.75 42-67 0.33 S/N 02S + 36.11 42-68 1.19 S/N 11S + 3.79 42-69 0.49 S/N 09S + 23.93-43-6 0.39 S/N 09S + 0.62 43-16 0.43 S/N 04S + 22.42 43-118 0.41 S/N 12S + 0.65 47-58 1.83 S/N OSS + 22.50 47-69 0.93 S/N LTS + 42.26 52-11 0.54 S/N 03S + 0.69 53-125 0.31 S/N 13S + 0.75 0.38 S/N 07S + 0.81 55-96 0.90 S/N 03S + 0.74 56-1 0.68 S/N 12S + 0.56 56-3 0.55 S/N 10S + 0.71 56-5 0.58 S/N 09S + 0.59 57-2 0.51 S/N 08S + 0.67 57-122 0.50 S/N 08S + 31.21 i

3F0594-01 Attachment Page 16 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION i 58-6 0.35 S/N 095 + 0.61 58-123 1.22 S/N 09S + 14.11 58-125 1.09 S/N 13S.+ 25.60 59-2 0.65 S/N 08S + 0.61 60-1 0.51 S/N 10S + 0.67 60-65 0.27 .S/N 12S + 8.70 60-91 0.21 S/N 12S + 16.46 0.41 S/N 10S + 17.71 60-103 0.61 S/N 04S + 0.68 61-1 0.93 S/N 09S + 0.59 l 61-88 0.22 S/N 03S + 30.04 O.28 S/N 01S + 19.55 0.33_ S/N 02S + 30.16 0.35 S/N 04S + 9.68 0.38 S/N O1S + 20.01 0.45 S/N 10S + 8.81 61-124 0.35 S/N 08S - 0.8 0.93 S/N 10S + 0.62 l 62-4 0.68 S/N 07S - 0.72 62-5 0.41 S/N 09S + 0.56 ' O.42 S/N 07S_- 0.76 62-128 0.37 S/N 11S + 0.0 0.58 S/N 08S + 0.0 j 1.26 S/N 10S + 0.0 l 63-128 0.15 S/N LTS + 21.27 l 0.23 S/N LTS + 20.26 0.26 S/N LTS + 19.17 0.31 S/N LTS + 18.63 0.32 S/N LTS +'17.54 0.42 S/N LTS + 18.34 i 0.50 S/N LTS + 20.72-0.62 S/N LTS + 17.88 1.34 S/N LTS + 16.57 0.42 S/N 08S + 0.0' O.70 S/N 10S + 0.0 64-69 0.39 S/N O1S + 9.7 0.39 S/N OSS + 14.08 65-87 0.82 S/N 04S + 0.66 65-129 0.70 S/N 10S + 0.0 66-128 0.45 S/N 08S - 0.81 66-130 0.49 S/N 12S + 0.0-67-62 1.14 S/N 10S + 0.68 67-73 0.34 S/N 12S + 23.93 l 68-22 0.57 S/N 12S + 0.67 68-130 0.30 S/N 08S - 0.84 0.38 S/N 11S - 0.81 0.40 S/N 10S + 0.60 69-76 0.31 S/N 02S + 32.44 l 69-131 0.48 S/N 10S + 0.58 l

i 3F0594-01 Attachment Page 17 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION 71-69 0.33 S/N OIS + 18.84 71-90 1.36 S/N 11S + 8.47 72-23 0.36 S/N 07S + 0.64 72-61 0.40 S/N 09S - 0.74 72-127 0.80 S/N 10S - 0.56 73-85 2.09 S/N 05S + 13.59 75-124 0.55 S/N 10S + 0.0 0.65 S/N 11S + 0.0 .76-122 0.86 S/N 09S + 0.0 78-80 0.30 S/N LTS + 24.31 78-107 0.67 S/N UTS + 8.62 78-123 0.67 S/N 08S - 0.74 79-126 0.45 S/N 10S - 0.81 79-128 0.83 S/N 10S + 0.48 80-29 0.67 S/N_ 10S - 0.75 80-39 0.45 S/N 10S - 0.75 81-21 0.38 S/N 10S - 0.77 81-59 0.28 S/N 08S - 0.8 81-131 0.47 S/N 11S - 0.76 82-40 0.42 S/N 08S - 0.77 82-53 0.45 S/N 10S + 0.62 82-58 0.35 S/N 10S + 0.68 82-72 0.54 S/N 11S + 27.51 0.67 S/N 11S + 32.17. 82-130 0.70 S/N LTS + 24.67 0.57 S/N 11S - 0.66 84-66 0.50 S/N 07S - 0.79 85-9 0.57 S/N 085 - 0.79 85-46 0.26 S/N 09S - 0.7 86-74 0.57 S/N 11S + 16.06 0.29 S/N 11S + 20.1 86-96 0.57 S/N ISS + 21.62 88-53 0.74 S/N 09S + 0.7 88-129 0.60 S/N 08S - 0.82 89-18 0.68 S/N LTE + 20.42 89-73 0.25 S/N 04S + 0.68 90-9 0.70 S/N 08S - 0.74 90-72 0.91 S/N 12S + 15.38 90-74 0.32 S/N 06S + 12.34 91-37 0.68 S/N O1S + 27.75 92-16 0.38 S/N 06S + 0.65 94-17 0.27 S/N 12S + 0.64 94-129 0.85 S/N 08S - 0.7 95-74 0.39 S/N 04S + 0.6 95-109 0.40 S/N 12S + 9.14 96-70 0.66 S/N 04S + 0.71 96-83 0.48 S/N 06S + 3.05 0.62 S/N 03S + 35.55 0.78 S/N 06S + 27.24 98-7 0.32 S/N 07S - 0.79

3F0594-01 Attachment Page 18 TUBES WITH S/N INDICATIONS (continued) ~ TUBE VOLTAGE %TW LOCATION 98-73 0.30 S/N 02S + 3.77 98-99 0.35 S/N 07S + 0.56 100-71 0.31 S/N OlS + 12.15 101-79 0.41 S/N 04S + 0.65 104-119 0.41 S/N 12S + 20.64 107-31 0.44 S/N 09S + 0.68 0.57 S/N 03S + 0.51 108-68 0.41 S/N LTS + 40.45 108-70 0.52 S/N 11S + 32.12 108-86 0.32 S/N 05S + 3.47 0.46 S/N 10S + 27.99 109-72 0.74 S/N 03S + 18.66 110-20 0.61 S/N LTE + 19.32 111-66 0.49 S/N 05S + 18.83 111-68 0.47 S/N ISS + 10.16 113-112 0.49 S/N 14S + 9.73 114-109 0.40 S/N 07S - 0.92 115-3 0.46 S/N 08S + 0.66 120-77 0.64 S/N 04S + 2.36 121-32 0.51 S/N OSS - 0.7 121-72 0.66 S/N 03S + 38.27 125-63 0.55 S/N 08S + 0.7 125-80 0.57 S/N 04S + 0.67 127-60 0.59 S/N 09S + 0.71 129-69 0.47 S/N 04S + 23.49 130-1 0.61 S/N 08S + 0.71 131-84 0.54 S/N 07S - 0.87 131-89 0.89 S/N ISS + 5.49 133-3 0.52 S/N 105 - 0.73 133-57 0.29 S/N 07S + 20.64 135-63 0.58 S/N 03S + 34.01 0.98 S/N 05S + 12.96 135-71 1.64 S/N 09S - 0.86 136-49 0.43 S/N 10S + 33.09 136-80 0.68 S/N 08S - 0.67 138-75 0.56 S/N 08S - 0.59 140-55 0.72 S/N 11S + 20.25 140-70 0.43 S/N 08S - 0.75 142-55. 0.38 S/N 07S - 0.84 143-48 0.46 S/N 07S - 0.81 146-7 0.34 S/N 07S + 0.71 0.41 S/N 08S - 0.8 0.52 S/N 08S + 0.68 146-21 0.55 S/N 07S - 0.83 146-22 0.82 S/N 07S - 0.86 146-26 0.49 S/N 07S - 0.97 146-34 0.66 S/N 07S - 0.11

3F0594-01 Attachment Page 19 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION 147-45 0.24 S/N 03S + 7.5 0.24 S/N 04S + 14.18 0.24 S/N 03S + 25.33 0.28 S/N 03S + 18.53 0.29 S/N OSS + 14.99 0.32 S/N 03S + 5.87 0.36 S/N OlS + 4.26 0.37 S/N 12S + 12.43-0.38 S/N 11S + 14.63 0.38 .S/N 03S + 36.39 0.40 S/N 03S + 3.08 0.49 S/N 11S + 32.56 0.53 S/N. 12S + 18.88 0.56 S/N-02S'+ 30.75 148-1 0.40 S/N 07S - 0.85 148-3 0.65 S/N 115 + 0.56 148-36 0.72 S/N IOS + 0.0 149-11 0.91 S/N 08S - 0.77 149-19 0.97 S/N 12S .0.79 0.96 .S/N 105 + 0.0 149-20 0.79 S/N 10S + 0.0. 149-21 0.87 S/N 10S + 0.0 i 149-28 1.33 S/N 10S + 0.0 150-7 0.72 .S/N 10S - 0.74 150-15 0.79 S/N 10S + 0.0 150-16 0.94 S/N 105 + 0.0 150-17 0.63 S/N 105 - 0.30 150-18 0.72 S/N 10S - 0.57 1 1

3F0594-01 Attachment Page 20 Supplemental MRPC Inspection "A" OTSG Sample Sample size Voltage Range Failures Initial 20% 50 > 0.9 1 1st Expansion 24 > 0.8 < 0.9 1 2nd Expansion 23 > 0.73 < 0.8 1 3rd Expansion 17 > 0.7 < 0.73 0-4

3F0594-01 Attachment Page 21 Tubes Plugged "B" OTSG A total of 13 tubes were plugged in the "B" OTSG. The following table show the number of tubes plugged in the "B" 0TSG, the location of each plugged tube and a remark stating the reason why it was plugged. Tube / Row Location Reason for Plugging 26-10 LTS + 0.28" 49% TW 32-71 06S - 0.97" Axial > 0.25" 41-53 03S - 0.73 41% TW 54-98 OSS - 0.14 Axial > 0.25" 70-125 12S + 0.35 Axial > 0.25" (Based on R* data) 85-124 08S + 0.58" Axial > 0.25" 92-28 LTS + 10.93" 97-43 LTS + 17.95" Voltage 2V. 119-63 07S - 0.78 Axial > 0.25" 68-46 Pulled Tube 72-49 Pulled Tube 136-26 Pulled Tube 109-71 Pulled Tube

3F0594-011 Attachment Page 22 Bobbin Inspection "B" OTSG TUBES WITH INDICATIONS GREATER THAN 40% TW: TUBE VOLTAGE %TW LOCATION OF INDICATION 26-10 0.92 49 LTS + 0.28' 41-53 1.27 41 -03S + 0.73 92-28 1.6 55 LTS + 10.93 TUBES WITH S/N INDICATIONS. GREATER THAN 2 V0LTS. TUBE VOLTAGE %TW LOCATION OF. INDICATION 97-43 3.24 S/N LTS + 17.95 TUBES WITH IMPERFECTIONS (<20% TW) TUBE ' VOLTAGE L%TW

LOCATION OF INDICATION 65-121 0.96

-19 OSS + 0.62 100-33 1.22 2 UTS'+ 19.82 109-84 0.70 15 07S - 0.76 121-45 1.02 19 07S - 0.78 122-93 0.93 1 -15S + 15.58 3.83 1 13S + 26.52 DEGRADED TUBES (>20% but <40% TW) TUBE-VOLTAGE %TW LOCATION OF INDICATION 23-68 3.62 20 LTE + 11.48 3 63-69 1.44 36 07S~- 0.74' 65-119. 1.59 21 -05S + 0.59 66-126 1.04 27 04S + 0.68 69-112 12.41 32 04S + 0.68. 76-64 1.58 '37. 07S - 0.70 78-123 2.62 22-09S + 0.60 79-22 0.84 25 lls - 0.46, 81-65 -1.04 31 10S -0.71-89-34 1.54 '35 LTS + 12.45 106 1.21 32 07S - 0.86 129-34 1.19 22 -07S - 0.81 132-48 1.12 30 07S --0.80 140-15 1.92 20 07S - 0.77 -144-49 0.96 28 07S - 0.81 144-57 0.91 26 07S'- 0.84 148-38 1.27 31 07S + 1.02

3F0594-01 Attachment 'Page123 NEW S/Ns-(Voltages >0.5 which have not been documented in previous inspections) TUBE V0LTAGE %TW LOCATION COMMENTS 75-9 0.59-S/N ISS'+ O.43 SLEEVED-108-15 0.52 S/N 075 - 0.76 S/Ns.WHICH HAVE EXHIBITED GROWTH (S/Ns with voltages >0.5 which have exhibited a 0.5 volt growth since last inspection) TUBE VOLTAGE %TW LOCATION COMMENTS 15-69 1.28 S/N 07S + 0.64' VOLUMETRIC 27-94 1.5-S/N 09S + 0.67 VOLUMETRIC

3F0594-01 Attachment Page 24 OTSG-1B TUBES WITH S/N INDICATIONS TUBE VOLTAGE %TW LOCATION OF INDICATION 2-21 0.75 S/N 10S - 0.68 3-24 0.28 S/N 095 - 0.81 4-12 0.35 S/N 08S - 0.78 4-16 0.46 S/N 08S - 0.78 4-19 0.67 S/N 09S + 0.62 4-24 0.49 .S/N 09S - 0.85 4-40 0.26 S/N LTS + 9.60 5-38 0.25 S/N 07S + 0.65 0.71 S/N 09S - 0.82 l 5-44 0.32 S/N 09S - 0.84 6-9 0.37 S/N 10S - 0.82 0.44 S/N 08S + 0.62 6-44 0.44 S/N 07S - 0.76 0.69 S/N 09S - 0.81 6-46 0.68 S/N 08S - 0.77 6-49 0.29 S/N 09S - 0.82 7-10 0.79 S/N 08S + 0.57 7-11 1.41 S/N 12S + 27.90 0.31 S/N 08S - 0.86 l 7-16 0.31 S/N 08S - 0.91 7-19 0.38 S/N 03S - 0.67 7-21 0.24 S/N 03S - 0.72 7-26 0.24 S/N 09S - 0'.79 0.29 S/N 12S - 0.86 0.42 S/N 07S + 0.64 l 7-28 0.46 S/N 08S + 0.53 7-29 0.24 S/N 09S.+ 0.65 0.40 S/N 08S - 0.52 0.40 S/N 08S - 0.55 0.43 S/N 09S .0.82 0.69 S/N 07S + 0.66 7-30 0.53 S/N 07S - 0.00 0.58 S/N 04S 0.85 0.95 S/N 09S - 0.00 1.06 S/N 08S + 0.00 8-4 0.41 S/N 10S - 0.81 8-15 0.56 S/N 07S + 0.64 8-21 0.23 S/N 06S - 0.72 0.32 S/N 08S + 0.52 l 8-22 0.35' S/N 08S + 0.53 l 8-49 0.45 S/N 08S + 0.64. 10-9 0.36 S/N 08S + 0.48 10-12 0.79 S/N 09S - 0.81 10-27 .0.61 S/N 09S - 0.83 12-1 0.50 S/N -13S + 0.71 0.80 S/N 08S - 0.81 13-9 0.45 S/N 08S - 0.83 13-22 0.40 S/N 07S - 0.90 13-27 0.41 S/N 03S - 0.72

3F0594-01 Attachment Page 25 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 13-30 0.22 S/N 095 - 0.86 13-43 1.64 S/N 095 - 0.82 14-7 0.53 S/N 09S - 0.95 14-34 0.82 S/N 07S - 0.86 15-2 0.57 S/N 10S + 26.32 15-3 0.56 S/N 09S - 0.81 15-5 0.64 S/N 08S - 0.87 15-35 0.72 S/N 09S - 0.85 16-6 0.30 S/N 09S - 0.83 16-38 0.45 S/N 07S - 0.72 16-80 1.24 S/N 09S - 0.83 17-74 1.53 S/N 07S - 0.79 18-21 0.63 S/N 03S - 0.77 19-6 0.48 S/N 09S - 0.90 19-30 0.63 S/N 07S - 0.86 20-50 0.53 S/N 07S - 0.11 21-33 0.32 S/N 03S - 0.69 21-40 0.42 S/N 07S - 0.77 0.69 S/N 07S - 0.82 22-5 0.56 S/N 08S - 0.81 22-35 0.60 S/N 07S - 0.81 23-12 0.32 S/N 08S - 0.84 23-36 0.66 S/N 03S - 0.72 25-4 0.62 S/N LTS + 24.58 25-3 0.44 S/N 08S + 24.87-0.44 S/N 09S + 14.84 0.59 S/N 13S + 7.34 0.70 S/N 08S + 5.30 0.76 S/N ISS + 41.49 0.78 S/N ISS + 41.94 0.78 S/N ISS + 22.01 25-10 1.19 S/N ISS + 23.46 1.21 S/N 15S + 24.76 0.41 S/N LTE + 19.08 0.81 S/N LTE + 4.20 1.06 S/N LTE + 20.14 1.18 S/N 09S + 0.51 1.20 S/N LTE + 20.88 1.35 S/N LTE + 21.83 26-9 0.38 S/N 09S + 12.13 0.47 S/N 11S + 12.16 0.52 S/N 10S + 10.03 0.26 S/N 09S + 2.82 0.66 S/N 09S + 0.57 26-10 0.46 S/N 02S + 4.23 0.86 S/N ISS + 21.40 0.89 S/N ISS + 17.35 1.08 S/N ISS + 17.91 0.67 S/N UPS + 18.89 1.01 S/N UPS + 17.72 1.13 S/N LTE + 5.24 26-10 1.42 S/N LTE + 5.75 0.43 S/N 09S + 0.00 1.09 S/N 08S + 0.00

3F0594-01 Attachment Page 26 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 26-26 0.50 S/N 03S - 0.80-26-71 0.57 S/N LTS + 2.97 27-5 0.52 S/N 09S - 0.79 27-71 1.42 S/N LTS + 2.91 27-92 0.60 S/N ISS + 21.99 27-94 0.56 S/N 14S + 13.01 0.59 S/N 12S + 11.15 0.70 S/N 11S + 9.56 0.73 S/N 11S + 29.24 28-6 0.54 S/N 09S - 0.85 28-95 0.38 S/N 13S + 5.33 0.59 S/N 13S + 5.76 29-42 0.52 S/N 03S - 0.69 0.53 S/N LTS - 1.25 30-6 0.32 S/N 07S - 0.73 30-11 0.39 S/N 08S - 0.70 30-14 0.43 S/N 095 - 0.84 30-41 0.43 S/N 03S - 0.69 31-7 0.61 S/N 08S - 0.81 31-8 0.37 S/N 07S + 0.64 31-52 0.35 S/N 14S + 13.40 32-71 0.75 S/N 06S - 1.04 33-8 0.31 S/N 09S + 0.56 0.75 S/N 07S + 0.67 34-8 0.34 S/N 09S - 0.93 34-37 0.31 S/N LTS + 22.42 0.36 S/N LTS + 9.45 0.41 S/N LTS + 9.17 0.49 S/N LTS + 23.58 0.50 S/N LTS + 25.74 0.52 S/N LTS + 26.56 34-44 0.31 S/N 03S - 0.69 34-70 0.37 S/N 13S + 18.91 35-20 0.93 S/N 04S - 0.69 35-38 0.27 S/N LTS + 20.59 0.28 S/N LTS + 6.63 0.36 S/N LTS + 8.21 0.36 S/N LTS + 24.22 0.39 S/N LTS + 14.35 0.56 S/N LTS + 24.74 O.70 S/N LTS + 27.53 35-42 0.87 S/N 09S - 0.82

7_____.-----__--- .....~ 3F0594-01 Attachment Page 27 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 36-40 0.31 S/N LTS + 30.22 0.44 S/N LTS + 10.68 0.49 S/N LTS + 26.46 0.49 S/N LTS + 8.19 0.60 S/N LTS + 21.42 0.65 S/N LTS + 7.03 0.71 S/N LTS + 28.34 0.93 S/N LTS + 23.11 36-44 0.57 S/N LTS + 7.75 36-7 0.35 S/N 07S + 0.64 36-36 0.52 S/N 07S - 0.90 36-47 0.72 S/N 07S - 0.83 37-8 0.56 S/N 07S + 0.61 37-12 0.59 S/N 09S - 0.72 37-18 0.63 S/N 03S - 0.79 37-40 0.23 S/N LTS + 13.93 0.27' S/N LTS + 6.64 0.29 S/N LTS + 25.54 0.29 S/N LTS + 29.88 0.32 S/N LTS + 13.04 0.37 S/N LTS + 12.65 0.46 S/N LTS + 22.99 0.62 S/N LTS + 25.27 0.68 S/N LTS + 23.54 0.74 S/N LTS + 5.89 0.77 S/N LTS + 9.39 0.90 S/N LTS + 27.32 37-41 0.32 S/N LTS + 22.52 0.35 S/N LTS + 29.13 0.74 S/N LTS + 7.11 37-44 0.26 S/N LTS + 15.08 0.30 S/N LTS + 7.46 0.64 S/N LTS + 5.86 0.66 S/N LTS + 8.52 0.69 S/N LTS + 26.41 37-48 0.81 S/N 07S - 0.68 38-8 0.41 S/N 08S - 0.79 38-38 0.95 S/N 09S - 0.82 38-41 0.17 S/N LTS + 30.27 0.23 S/N LTS + 14.10 0.25 S/N LTS + 28.23 0.25 S/N LTS + 8.55 0.26 S/N LTS + 11.52 0.29 S/N LTS + 13.20 0.38 S/N LTS + 24.02 0.41 S/N LTS + 10.90 0.50 S/N LTS + 7.09 0.53 S/N LTS + 26.85 0.53 S/N LTS + 8.19 0.56 S/N LTS + 10.15 0.64 S/N LTS + 6.53 39-8 0.80 S/N 07S + 0.65

3F0594-01 Attachment 1 Page 28 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 39-34 0.57 S/N 09S - 0.80 39-41 0.12 S/N LTS + 11.91 0.22 S/N LTS + 33.72 0.25 S/N LTS + 26.56 0.28 S/N LTS + 15.38 0.32 S/N LTS + 28.64 0.37 S/N LTS + 12.56 0.40 S/N LTS + 25.17 0.44 S/N LTS + 22.10 0.45 S/N LTS + 24.10 0.46 S/N LTS + 30.20 0.46 S/N LTS + 10.13 0.49 S/N LTS + 26.22 0.52 S/N LTS + 11.23 0.59 S/N LTS + 8.24 1.27 S/N LTS + 9.62 39-42 0.25 S/N LTS + 8.05 0.28 S/N LTS + 30.82 1 0.31 S/N LTS + 10.61 0.32 S/N LTS + 8.70 0.33 S/N LTS + 23.10 0.37 S/N LTS + 11.76 0.37 S/N LTS + 15.38 0.39 S/N LTS + 7.49 0.40 S/N LTS + 6.96 0.44 S/N LTS + 25.48 0.46 S/N LTS + 11.96 0.47 S/N LTS + 15.72 0.54 S/N LTS + 30.40 0.61 S/N LTS + 10.10 0.68 S/N LTS + 21.84 0.72 S/N LTS + 9.15 0.79 S/N LTS + 14.26 0.86 S/N LTS + 29.64 39-44 0.12 S/N LTS + 14.60 l O.58 S/N 07S - 0.71 39-45 0.57 S/N LTS + 25.20 0.78 S/N LTS + 8.31 39-46 0.37 S/N LTS + 6.20 3 39-49 0.69 S/N 035 - 0.67 39-52 0.61 S/N 09S - 0.81 39-61 0.56 S/N 09S - 0.79 1 40-8 0.44 S/N 07S + 0.77 40-9 0.41 S/N 07S + 0.60 ) 40-35 0.50 S/N 02S - 0.80 40-42 0.19 S/N LTS + 29.23 0.22 S/N LTS + 27.40 0.31 S/N LTS + 9.44 0.32 S/N LTS + 10.47 0.47 S/N LTS + 7,88 ll

3F0594-01 Attachment Page 29 TUBES WITH S/N INDICATIONS (continued) TUBE V0LTAGE %TW LOCATION OF INDICATION 40-44 0.17 S/N LTS + 16.42 0.18 S/N LTS + 14.39 0.20 S/N LTS + 8.69 0.24 S/N LTS + 8.44 0.46 S/N LTS + 15.58-40-45 0.28 S/N LTS + 8.31 40-47 0.17 S/N LTS + 12.69 0.32 S/N LTS + 5.66 0.53 S/N LTS + 13.22 0.56 S/N LTS + 8.72 40-49 0.75 S/N 07S - 0.77 40-52 0.85 S/N 07S - 0.79 40-116 0.34 S/N 09S - 0.32 41-7 0.41 S/N 07S + 0.68 41-45 0.21 S/N LTS + 12.83 0.24 S/N LTS + 9.16 0.41 S/N LTS + 5.97 0.42 S/N LTS + 13.24 41-47 0.17 S/N LTS + 11.26 0.30 S/N LTS + 9.11 0.38 S/N LTS + 14.27 0.70 S/N LTS + 9.36 41-56 0.54 S/N 03S - 0.81 42-39 0.18 S/N LTS + 13.93 0.32 S/N LTS + 7.82 42-41 0.34 S/N LTS + 9.22-0.45 S/N LTS + 10.48 0.49 S/N LTS + 8.52 0.54 S/N LTS + 7.29 42-42 0.21 S/N LTS + 7.31 42-45 0.13 S/N LTS + 14.28 0.16 S/N LTS + 15.29 0.20 S/N LTS + 11.33 0.25 S/N LTS + 15.73 0.25 S/N LTS + 12.31 0.32 S/N LTS + 11.78 0.34 S/N LTS + 10.08 l 0.37 S/N LTS + 13.42 0.58 S/N LTS + 6.27 42-48 0.32 S/N LTS + 13.72 0.34 S/N LTS + 15.37 0.38 S/N LTS + 8.32 0.49 S/N LTS + 9.16 42-69 0.63 S/N 03S - 0.79 43-40 0.20 S/N LTS + 8.54 43-42 0.19 S/N LTS + 6.48 0.31 S/N LTS + 14.47 0.41 S/N LTS + 15.79 0.52 S/N LTS + 10.77 i 0.71 S/N LTS + 9.34 43-44 0.60 S/N 03S - 0.74 l l

3F0594-01 Attachment Page 30 TUBES WITH S/N INDICATIONS (continued) TVBE VOLTAGE %TW LOCATION OF INDICATION 43-45 0.20 S/N LTS + 8.71 0.31 S/N LTS + 6.37 0.37 S/N LTS + 7.67 0.38 S/N LTS + 16.15 43-49 0.20 S/N LTS + 14.35 0.35 S/N LTS + 8.57 43-76 0.71 S/N 115 + 31.91 43-80 0.69 S/N 12S + 6.70 44-22 0.47 S/N 03S - 0.79 44-44 0.16 S/N LTS + 10.72 0.18 S/N LTS + 15.04 0.26 S/N LTS + 11.70 0.29 S/N LTS + 9.10 0.30 S/N LTS + 10.94 0.44 S/N LTS + 7.37 44-46 0.18 S/N LTS + 13.32 0.29 S/N LTS + 14.04 0.29 S/N LTS + 9.50 0.32 S/N LTS + 12.84 0.40 S/N LTS + 15.10 0.42 S/N LTS + 10.09 0.42 S/N LTS + 8.89 0.72 S/N LTS + 8.44 0.73 S/N LTS + 12.09 44-48 0.38 S/N 07S - 0.71 44-42 0.47 S/N LTS + 11.17 44-77 0.60 S/N 03S + 38.07 45-7 0.99 S/N 07S + 0.77 45-35 1.27 S/N 07S - 0.75 45-37 0.24 S/N LTS + 9.94 0.37 S/N LTS + 6.56 0.38 S/N LTS + 10.98 0.40 S/N LTS + 8.71 45-45 0.43 S/N LTS + 12.09 45-46 0.28 S/N LTS + 7.73 0.40 S/N LTS + 16.45 0.53 S/N LTS + 15.63 0.54 S/N LTS + 9.60 0.56 S/N LTS + 5.83 0.59 S/N LTS + 12.29 0.63 S/N LTS + 11.21 0.76 S/N LTS + 14.38 45-77 0.77 S/N 01S + 30.29 46-37 0.30 S/N LTS + 8.68 0.36 S/N LTS + 5.30 0.74 S/N LTS + 6.47 0.85 S/N LTS + 7.95 1.07 S/N LTS + 10.54 46-41 0.25 S/N LTS + 8.54

3F0594-01 L Attachment Page 31 TUBES WITH S/N INDICATIONS (continued) TUBE-VOLTAGE %TW LOCATION OF INDICATION l 46-44 0.25-S/N LTS'+ 11.92 0.28 S/N LTS +.15.43' 0.31 S/N LTS + 8.43 0.41 S/N' LTS + 11.29 0.47 S/N. LTS + 7.25 0.48 S/N. LTS + 8.90 0.56 S/N LTS + 24.39. 0.58-S/N .LTS + 13.07 0.61L S/N-LTS + 6.51-0.78 S/N LTS + 14.31 0.83 S/N LTS + 10.11 0.91 S/N LTS + 5.79 46-46 '0.17 S/N LTS + 12.00 0.28-S/N 'LTS +:11.35 0.51 S/N LTS + 13.03 0.53 S/N LTS + 15.73 ' O.54 - S/N LTS + 8.40 46-67 0.67' S/N .07S -L0.78 46-79 0.26 'S/N. _09S - 1.57-' 46-110 0.35 S/N- '085 - 0.79 47-7 0.33 S/N 08S + 0.54 0.82 S/N 07S + 0.67' 47-31 1.03 S/N 13S + 9.55 l 47-48 0.26 S/N LTS + 7.40 l -- 0.34 S/N LTS + 14.30-0.43 S/N LTS + 8.40 0.49 S/N LTS-+ 6.35 0.60 S/N LTS + 12.66 0.66 S/N LTS + 8.65 0.70 S/N 'LTS + 5.60 0.73 S/N LTS'+ 14.71 0.84 S/N .LTS + 10.06-0.93 S/N LTS + 11.36~ 48-7 0.28 S/N LTS + 18.43' O.82 S/N 07S + 0.53 48-38 0.21 S/N LTS + 15.36: t-0.34 S/N LTS + 10.88 0.39 S/N LTS + 12.65 0.61 S/N LTS + 11.34' 48-41 0.27-S/N LTS + 12.61 48-47 0.22 S/N LTS + 15.29 0.24 S/N LTS + 11.27 0.32 S/N LTS + 14.10 0.37 S/N LTS + 6.90 0.44-S/N LTS + 10.83 0.48 S/N LTS + 15.95 1.04' S/N LTS + 7.53 48-49 0.68 S/N LTS + 13.73 49-4 0.38 S/N 08S + 0.69

3F0594-01 Attachment Page 32 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 49-35 0.20 S/N LTS + 10.33 0.27 S/N LTS + 11.26 0.30 S/N LTS + 5.92 0.32 S/N LTS + 9.69 0.56 S/N LTS + 12.99 0.96 S/N LTS + 7.35 49-38 0.33 S/N LTS + 5.08 0.35 S/N LTS + 11.23 0.38 S/N LTS + 6.93 0.38 S/N LTS + 9.02 0.45 S/N LTS + 6.15 0.57 S/N LTS + 13.19 0.61 S/N LTS + 10.35 49-41 0.40 S/N 12S + 20.59 0.42 S/N LTS + 24.94 49-42 0.18 S/N LTS + 16.77 0.24 S/N LTS + 24.94 0.49 S/N LTS + 9.48 0.51 S/N LTS + 15.32 0.53 S/N LTS + 12.39 0.66 S/N LTS + 8.87 49-47 0.38 S/N LTS + 16.42 0.68 S/N LTS + 10.34 0.72 S/N LTS + 13.78 0.75 S/N LTS + 12.82 0.48 S/N 03S - 0.74 49-48 0.24 S/N LTS + 9.35 0.32 S/N LTS + 9.96 0.35 S/N LTS + 10.51 0.39 S/N LTS + 11.62 0.68 S/N LTS + 8.33 0.69 S/N LTS + 7.42 0.90 S/N LTS + 14.18-0.72 S/N 09S - 0.82 49-49 0.84 S/N LTS + 13.52 49-50 0.33 S/N LTS + 12.63 0.53 S/N LTS + 9.01 0.58 S/N LTS + 11.53 0.61 S/N LTS + 13.10 0.66 S/N LTS + 6.70 1.02 S/N LTS + 10.71 49-52 0.54 S/N 03S - 0.77 49-78 0.35 S/N 12S - 0.56 50-6 0.40 S/N 09S + 0.67 50-33 0.19 S/N LTS + 12.62 0.37 S/N LTS + 5.84 0.79 S/N LTS + 7.64 50-34 0.19 S/N LTS + 11.55 0.32 S/N LTS + 6.68 0.36 S/N LTS + 10.32 1

3F0594-01 ' Attachment -Page 33

TUBES WITH S/N INDICATIONS.(continued)

TUBE VOLTAGE %TW LOCATION OF INDICATION' 50-35 0.15 S/N LTS + 13.71. 0.18 S/N LTS + 10.57 0.23 S/N LTS + 12.26 0.30 S/N. LTS + 9.62. 0.40 S/N LTS +'.11.07 0.43 'S/N_ LTS + 12.77 '0.48 S/N. LTS + 16.80 0.86 S/N LTS +.9.15 50 0.22 S/N LTS + 10.62 '50-48 0.22 S/N LTS.+ 9.62 0.23 S/N LTS + 8.49 -0.32-S/N LTS +'12.78; 0.34 S/N-LTS + 13.99 50-55 0.46 .S/N 07S - 0.72 '50-56 0.26 S/N- .LTS + 8.48 51-35.

0.32 S/N.

LTS + 8.28-51-37 0.72 S/N 09S - 0.76 .51-42. 0.22 S/N

LTS +:16.32' O.47

-S/N. LTS + 7.81-51-48; 0.28-S/N: LTS +;7.25- .j 0.34 'S/N LTS +.8.00 O.34 S/N 'LTS + 8.22. 0.52 S/N. LTS + 11.02' O.65 S/N LTS + 9.29 0.89 .S/N LTS.+ 6.76-0.96 S/N 07S - 0.85-51-49 0.31 S/N LTS + 16.20_. 0.39 S/N LTS +-11.47 0.50 S/N' LTS + 10.94 0.75 S/N LTS +.14.18 51-50 0.51 S/N 07S - 0.77: 51-79 0.38 S/N LTS + 13.12 52-6 0.65 S/N-07S + 0.66-52-30 0.83 S/N 10S - 0.85-52-34 0.13 S/N -LTS + 13~56 0.27 S/N LTS + 13.10-0.28 S/N' LTS + 11.73 0.29 S/N LTS + 9.60 0.32 S/N LTS + 16.29= 0.36 S/N LTS + 9.09= 0.50 S/N LTS + 7.09 0.51 S/N LTS + 12.19 0.55 S/N LTS +.7.77 52-36 0.22 S/N LTS + 12.06 0.26 S/N LTS + 8.41= 0.29 S/N LTS + 6.18 0.33 S/N LTS + 15.77 0.52 S/N LTS + 15.13 0.67 S/N LTS'+ 10.10 0.68 S/N LTS + 14.08 0.98 S/N L(S + 6.96

3F0594-01 Attachment Page 34 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 52-39 0.28 S/N LTS + 15.72 0.37 S/N LTS + 9.67 0.43 S/N 07S - 0.78 52-40 0.28 S/N LTS + 26.76 0.79 S/N LTS + 12.78 52-41 0.35 S/N LTS + 7.59 53-43 0.62 S/N LTS + 8.22 52-81 0.33 S/N LTS + 14.92 0.51 S/N LTS + 12.90 53-39 0.75 S/N LTS + 12.93 53-49 0.23 S/N LTS + 9.21 l 0.25 S/N LTS + 13.60 0.34 S/N LTS + 8.33 0.40 S/N LTS + 7.25 53-59 0.68 S/N 07S - 0.77 53-81 0.17 S/N LTS + 15.33 0.22 S/N LTS + 11.72 0.25 S/N LTS + 12.85 0.52 S/N LTS + 15.58 0.57 S/N LTS + 16.47 53-94 0.15 S/N 06S + 32.55 54-6 0.59 S/N 07S + 0.71 54-33 0.66 S/N LTS + 9.58 54-35 0.24 S/N LTS + 7.87 0.44 S/N LTS + 8.37 54-37 0.26 S/N LTS + 17.56 0.50 S/N LTS + 9.79 j 0.51 S/N LTS + 8.35 54-40 0.39 S/N LTS + 10.13 54-51 0.35 S/N LTS + 9.16 0.83 S/N LTS + 12.21 0.68 S/N 07S - 0.62 54-82 0.35 S/N LTS + 10.60 54-98 0.98 S/N OSS - 0.28 54-124 0.53 S/N 09S - 0.77 55-32 0.39 S/N LTS + 7.22 0.44 S/N LTS + 14.14 0.68 S/N LTS + 13.61 0.82 S/N LTS + 7.89 55-41 0.23 S/N LTS + 11.35 0.30 S/N LTS + 15.36 0.43 S/N LTS + 13.56 0.49 S/N LTS + 10.85 55-49 0.35 S/N LTS + 12.12 0.57 S/N LTS + 9.99 55-54 0.32 S/N 07S - 0.77 55-81 0.15 S/N LTS + 15.29 0.27 S/N LTS + 14.80 0.32 S/N LTS + 10.94 0.83 S/N LTS + 6.81 55-82 0.46 S/N LTS + 8.34 56-4 0.43 S/N 08S + 0.69

i 3F0594-01 l Attachment l Page 35 i TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 56-28 0.25 S/N LTS + 7.23 0.56 S/N 11S + 30.42 t l 56-31 0.18 S/N LTS + 7.74 l 56-32 0.35 S/N LTS + 8.64 O.42 S/N LTS + 12.18 56-44 0.38 S/N LTS + 8.83 0.50 S/N LTS + 7.42 0.55 S/N LTS + 11.08 0.64 S/N LTS + 9.63 l 0.64 S/N LTS + 12.29 l 0.67 S/N LTS + 5.88 0.69 S/N LTS + 6.47 0.82 S/N LTS + 8.33 56-49 0.26 S/N LTS + 9.21 56-50 0.19 S/N LTS + 13.76 0.21 S/N LTS + 9.31 0.41 S/N LTS + 6.04 0.48 S/N LTS + 9.52 0.54 S/N LTS + 7.75 0.56 S/N LTS + 14.91 0.60 S/N LTS + 10.40 0.61 S/N LTS + 11.93 l 56-51 0.21 S/N LTS + 5.64 0.32 S/N LTS + 13.68 0.37 S/N LTS + 7.57 0.52 S/N LTS + 10.39 l 0.56 S/N LTS + 12.56 l 0.81 S/N LTS + 8.07 56-53 0.32 S/N LTS + 5.60 0.35 S/N LTS + 11.49 0.74 S/N 13S + 15.99 56-80 0.31 S/N OSS t 22.92 56-82 0.30 S/N LTS + 13.50 0.51 S/N LTS + 6.91 57-27 0.34 S/N LTS + 10.34 0.56 S/N LTS + 9.87 57-38 0.25 S/N LTS + 12.52 0.35 S/N LTS + 7.66 0.42 S/N LTS + 5.60 0.43 S/N LTS + 13.64 1.14 S/N _LTS + 12.17 b,-a9 0.66 S/N 07S - 0.71 57-40 0.38 S/N LTS + 6.47 0.46 S/N LTS + 13.11 57-43 0.27 S/N LTS + 9.49 57-44 0.21 S/N LTS + 6.21 0.28 S/N LTS + 11.53 0.35 S/N LTS + 7.26 0.35 S/N LTS + 12.32 0.47 S/N LTS + 12.59 0.53 S/N LTS + 9.56 57-45 0.41 S/N LTS + 9.99

3F0594-01 Attachment Page 36 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 57-47 0.12 S/N LTS + 8.91 0.36 S/N LTS + 7.11 0.53 S/N LTS + 10.46 57-51 0.52 S/N LTS + 7.96 0.58 S/N LTS + 11.41 0.71 S/N LTS + 10.30 57-52 0.34 S/N LTS + 8.48 0.35 S/N LTS + 6.64 0.48 S/N LTS + 5.15 0.74 S/N LTS + 7.28 57-89 0.25 S/N LTS + 6.56 57-96 0.21 S/N LTS + 13.69 0.24 S/N LTS + 11.71 0.36 S/N LTS + 24.00 0.42 S/N LTS + 6.68 0.50 S/N LTS + 12.67 0.63 S/N LTS + 10.05 58-27 0.22 S/N LTS + 7.80 0.45 S/N LTS + 7.34 0.57 S/N LTS + 10.43 58-33 0.26 S/N LTS + 15.34 58-37 0.24 S/N LTS + 15.97 0.25 S/N LTS + 23.95 0.28 S/N LTS + 10.21 0.36 S/N LTS + 18.62 0.37 S/N LTS + 16.49 58-38 0.28 S/N LTS + 16.27 0.46 S/N LTS + 13.31 0.47 S/N LTS + 7.97 0.54 S/N LTS + 14.66 0.56 S/N LTS + 11.29 0.63 S/N LTS + 5.75 0.73 S/N LTS + 10.09 1.09 S/N LTS + 12.34 1.24 S/N LTS + 9.59 1.56 S/N LTS + 7.51 58-39 0.50 S/N 035 - 0.70 58-41 0.63 S/N LTS + 11.63 58-44 0.56 S/N LTS + 8.12 0.42 S/N 07S - 0.76 ) 58-45 0.23 S/N LTS + 5.83 0.31 S/N LTS + 8.21 0.46 S/N LTS + 9.35 0.47 S/N LTS + 12.49 0.49 S/N LTS + 10.53 0.60 S/N LTS + 4.93 0.65 S/N LTS + 7.53 0.73 S/N LTS + 11.79 58-58 0.29 S/N 03S - 0.76 58-71 0.33 S/N 07S - 0.76 58-83 0.11 S/N LTS + 12.02 0.30 S/N LTS + 6.40

3F0594-01 Attachment Page 37 TUBES WITH S/N INDICATIONS.(continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 58-92 0.20 S/N LTS + 11.89 58-125 0.45 S/N 08S - 0.79 59-1 0.93 S/N 09S - 0.78 59-25 0.20 S/N LTS + 10.58 .0.23 S/N LTS + 6.17 0.30 S/N LTS + 11.49 i 59-26 0.20 S/N LTS + 12.96 O.30 S/N LTS + 7.32 0.33 S/N LTS + 8.22-0.43 S/N LTS + 6.15 0.46 S/N LTS + 8.54 0.48 S/N LTS + 10.39 0.56 S/N LTS + 11.94 0.66 ~S/N LTS + 11.24 59-31 0.28 S/N. LTS'+ 8.35 59-39 0.42 S/N LTS + 15.54 0.50 S/N LTS + 11.11 0.58 S/N LTS + 12.57 0.36 S/N 03S - 0.76 59-45 0.29 S/N LTS + 8.00 0.46 S/N 07S - 0.67 59-49 0.21 S/N LTS + 7.66 0.48 S/N LTS + 8.50 59-113 0.75 S/N 07S --0.80 59-120 0.30 S/N OSS - 0.79 59-122 0.56 S/N 07S - 0.82 1.19 S/N 09S - 0.74 60-38 0.41 S/N LTS + 14.70 0.43 S/N LTS + 11.21 0.65 S/N LTS +-12.76 0.72 S/N LTS.+ 9.86 60-48 0.52 S/N 07S - 0.68 60-89 0.17 S/N LTS + 3.78 60-117 0.48 S/N 07S - 0.77 60-119 1.12 S/N 07S - 0.80 60-126 0.47 S/N 09S - 0.81 61-1 0.59 S/N 09S - 0.78 61-25 0.39 S/N LTS + 6.66 61-26 0.16 S/N LTS + 7.04 0.23 S/N LTS + 8.77 0.43 S/N LTS + 12.61 0.46 S/N LTS + 15.07 0.70 .S/N 06S - 0.83 61-29 0.20 S/N LTS + 11.98 0.22 S/N LTS + 14.18 0.23 S/N LTS + 7.46 0.37 S/N LTS + 10.36 61-38 0.50 S/N LTS + 9.39 61-42 0.91 S/N 07S - 0.77 j

3F0594-01 Attachment Page 38 TUBES WITH S/N INDICATIONS (continued) TUBE V0LTAGE %TW LOCATION OF INDICATION 61-48 0.19 S/N LTS + 6.94 0.57 S/N LTS + 6.50 O.62 S/N LTS + 9.22 0.62 S/N LTS + 10.91 61-122 0.25 S/N 10S + 5.54 61-124 0.45 S/N 09S + 0.63 62-7 0.46 S/N ISS + 9.52 0.53 S/N ISS + 20.54 0.64 S/N ISS + 23.98 62-13 0.68 S/N 03S - 0.67 62-27 0.19 S/N LTS + 9.55 0.38 S/N LTS + 8.23 0.39 S/N LTS + 8.91 0.40 S/N LTS + 10.23 0.52 S/N LTS + 7.34 62-33 0.38 S/N LTS + 13.23 62-40 0.19 S/N LTS + 14.33 0.23 S/N LTS + 12.57 54-50 0.46 S/N LTS + 8.24 62-99 0.33 S/N LTS + 9.21 62-103 0.47 S/N 07S - 0.83 62-106 0.18 S/N 01S + 24.11 62-124 0.31 S/N 08S - 0.77 0.37 S/N 04S + 7.24 63-5 0.59 S/N ISS + 7.05 63-17 0.31 S/N LTS + 29.08 63-25 0.32 S/N OSS - 0.80 63-27 0.14 S/N LTS + 11.15 0.22 S/N LTS + 12.42 0.24 S/N LTS + 9.65 0.28 S/N LTS + 13.89 0.32 S/N LTS + 14.69 0.65 S/N LTS + 7.56 0.70 S/N LTS + 8.56 63-29 0.26 S/N LTS + 16.63 0.28 S/N LTS + 12.30 0.37 S/N LTS + 10.11 0.39 S/N LTS + 9.85 0.49 S/N LTS + 8.14 0.52 S/N LTS + 11.41 0.57 S/N LTS + 14.80 0.70 S/N LTS + 6.52 63-34 1.17 S/N 07S - 0.68 63-39 0.36 S/N LTS + 15.12 63-44 0.41 S/N LTS + 8.87 63-45 0.29 S/N LTS + 9.52 0.59 S/N LTS + 6.90 63-125 0.37 S/N 02S + 35.06 64-5 0.66 S/N 095 - 0.81

l- '3F0594-01 Attachment Page 39 i TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATi.0N i 64-28 0.17 S/N LTS + 10.40 0.19 S/N LTS + 6.04 0.23 S/N LTS + 8.83 0.25 S/N LTS + 9.77 0.25 S/N LTS + 12.03 0.26 S/N LTS + 13.12 0.27 S/N LTS + 26.92 0.28 S/N LTS + 10.84 0.34 S/N LTS + 8.26 64-39 0.21 S/N LTS + 16.65 0.24 S/N LTS + 11.94 0.37 S/N LTS + 6.59 l 64-46 0.25 S/N LTS + 8.01 0.38 S/N LTS + 11.53 l 0.45 S/N LTS + 9.39 64-51 0.15 S/N LTS + 10.84 0.17 S/N LTS + 9.98 0.20 S/N LTS + 6.15 64-68 0.70 S/N 07S - 0.80 64-77 0.56 S/N 07S - 0.74 64-108 0.37 S/N 14S - 0.86 64-121 0.71 S/N 04S + 0.65 64-124 0.32 S/N 06S + 29.06 65-27 0.30 S/N LTS + 11.55 0.36 S/N LTS + 10.20 65-28 0.26 S/N LTS + 8.05 0.30 S/N LTS + 9.27 0.38 S/N LTS + 14.18 0.46 S/N LTS + 12.37 0.53 S/N LTS + 11.40 0.54 S/N LTS + 8.55 0.66 S/N LTS + 6.39 0.76 S/N LTS + 10.24 65-38 0.21 S/N LTS + 9.01 0.23 S/N LTS + 13.23 0.33 S/N LTS + 14.32 0.51 S/N LTS + 12.40 65-50 0.11 S/N LTS + 13.69 i 65-115 0.73 S/N 04S + 0.71 65-122 0.18 S/N 06S + 17.98 1.02 S/N 05S + 0.65 65-5 0.53 S/N 09S - 0.89 66-28 0.17 S/N LTS + 6.17 0.29 S/N LTS + 7.41 0.34 S/N LTS + 11.98 0.49 S/N LTS + 14.66 O.72 S/N LTS + 8.47 66-36 0.31 S/N LTS + 10.37 66-37 1.21 S/N 09S - 0.71 66-58 0.61 S/N 07S - 0.81 66-106 0.82 S/N 07S - 0.80 66-111 0.58 S/N OSS + 0.71

3F0594-01 Attachment Page 40 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 67-33 1.07 S/N. 07S - 0.65 67-35 0.26 S/N LTS + 8.11 67-36 0.21 S/N LTS + 11.44 0.27 S/N LTS + 11.79 0.35 S/N LTS + 7.52 0.36 S/N LTS + 14.95 0.46 S/N LTS + 10.33 0.56 S/N 08S + 19.87 l 67-43 0.52 S/N LTS + 14.53 67-47 0.42 S/N 09S + 0.74 67-52 1.18 S/N 07S - 0.67 67-112 0.45 S/N 04S + 0.56 0.58 S/N OSS + 0.65 67-113 0.38 S/N 04S + 0.65 68-21 1.41 S/N 08S - 0.90 68-35 0.23 S/N LTS + 12.72 O.24 S/N LTS + 7.65 0.78 S/N LTS.+ 11.88 0.89 S/N 07S - 0.75 68-38 0.20 S/N LTS + 13.91 O.30 S/N LTS + 11.49 68-42 0.60 S/N 09S + 0.65 68-48 0.65 S/N 09S.+ 0.68 ) 68-49 0.52 S/N 09S + 0.73 68-50 0.83 S/N 09S + 0.77 68-51 0.45 S/N 09S + 0.82 1 68-53 0.55 S/N 09S + 0.71 68-56 0.42 S/N 09S + 0.56 68-64 0.42 S/N 09S + 0.64 68-67 0.'32 S/N 03S - 0.81 68-69 0.22 S/N 07S - 0.77 68-99 0.47 S/N LTS + 11.31 68-102 0.71 S/N 07S - 0.77 68-111 0.35 S/N 04S + 0.65 68-125 0.65 S, OSS - 0.59 69-42 0.34 S/iv LTS + 13.80 69-45 0.70 S/N 09S + 0.76 69-46 0.63 S/N 07S - 0.69 0.82 S/N 09S + 0.73 69-47 0.49 S/N 09S + 0.78 69-50 0.41 S/N 09S - 0.73 69-56 0.35 S/N 03S - 0.68 I 1.14 S/N 09S - 0.63 1.31 S/N 07S + 0.68 69-60 0.50 S/N 09S + 0.68 69-61 0.35 S/N 09S 0.73 69-62 0.40 S/N 09S + 0.70 69-63 0.54 S/N 09S + 0.71 69-64 0.33 S/N 09S + 0.70 69-70 0.32 S/N 04S + 0.62 0.33 S/N 06S + 0.66 69-99 0.49 S/N LTS + 10.96

3F0594-01 Attachment Page 41 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 70-42 0.21 S/N LTS + 15.90 0.33 S/N LTS + 7.26 0.47 S/N LTS + 15.41 0.68 S/N LTS + 14.41 70-49 0.51 S/N 09S + 0.72 70-53 0.62 S/N 09S - 0.72 70-58 0.37 S/N 09S + 0.68 70-59 0.58 S/N 09S + 0.68 70-61 0.34 S/N 07S - 0.84 0.39 S/N 095 - 0.74 0.59 S/N 09S + 0.68 70-68 0.24 S/N 04S + 0.71 0.86 S/N 07S - 0.82 70-111 0.60 S/N 04S + 0.71 70-125 0.63 S/N 12S + 0.30 71-43 0.56 S/N 09S + 0.71 71-59 0.37 S/N 09S + 0.65 71-62 0.60 S/N 09S + 0.78 71-68 0.27 S/N 11S - 0.60 71-71 0.46 S/N 08S - 0.61 72-29 0.54 S/N 09S + 3.11 72-58 0.65 S/N 09S + 0.68 72-64 0.48 S/N 10S - 0.70 72-65 0.64 S/N 07S - 0.69 72-67 0.61 S/N 035 - 0.68 73-66 0.28 S/N 06S + 0.75 0.37 S/N 04S + 0.72 0.43 S/N OSS + 0.72 0.59 S/N OSS - 0.64 0.99 S/N 06S - 0.67 73-74 0.37 S/N 03S + 27.68 75-123 0.77 S/N 04S + 0.58 76-68 0.63 S/N 07S - 0.76 76-119 0.51 S/N 08S + 0.74 76-121 0.29 S/N 08S + 0.65 0.42 S/N 07S - 0.77 0.42 S/N 09S - 0.69 77-122 0.26 S/N 10S + 0.25 77-125 0.37 S/N ISS - 0.66 0.41 S/N 125 - 0.63 1.23 S/N 11S - 0.55 78-122 0.43 S/N 09S - 0.77 1 79-66 0.51 S/N 07S - 0.68 79-97 0.42 S/N LTS + 9.25 79-123 0.36 S/N 06S - 0.81 79-126 0.64 S/N 07S - 0.76 79-127 0.25 S/N 07S - 0.76 80-22 0.41 S/N LTS + 31.38 0.88 S/N LTS + 30.03 80-41 0.39 S/N 14S + 11.86 i

3F0594-01 Attachment-Page 42 TUBES WITH S/N INDICATIONS (continued) a i TUBE VOLTAGE %TW LOCATION OF INDICATION 80-58 0.80 S/N 09S - 0.77 1.11 S/N 07S - 0.80 t 80-59 0.50 S/N 07S - 0.83 80-65 0.32 S/N 13S - 0.66 0.35 S/N 10S - 0.71 80-70 0.47 S/N 07S - 0.64 80-126 0.40 S/N 07S - 0.82 80-127 0.26 S/N 09S - 0.14 4 0.47 S/N 07S + 0.65 0.98 S/N 07S - 0.79 81-62 0.50 S/N-09S + 0.76 81-64 1.34 S/N 10S - 0.79 81-122 1.09 S/N 07S - 0.85 81-126 0.54 S/N 07S - 0.74 0.93 S/N 08S + 0.58 81-127 0.50 S/N 07S - 0.77 82-5 0.82 S/N 09S - 0.82 82-38 0.56 S/N 09S - 0.74 82-63 0.38 S/N 09S - 0.65 82-94 0.22 S/N LTS + 7.42 0.35 S/N LTS + 12.04 82-95 0.20 S/N LTS + 11.34 0.21 S/N LTS + 10.45 0.29 S/N LTS + 13.94 0.69 S/N LTS + 7.47 83-35 0.67 S/N 03S - 0.75 83-56 0.98 S/N O1S + 31.02 83-61 0.38 S/N 09S + 0.79 0.42 S/N 07S - 0.65 83-96 0.30 S/N LTS + 12.63 0.34 S/N LTS + 12.93 83-99 0.49 S/N-06S - 0.74 83-100 0.22 S/N LTS + 5.85 0.42 S/N LTS + 7.66-83-131 0.56 S/N 09S - 0.77 84-39 0.57 S/N 11S + 8.77 1.07 S/N 07S - 0.81 84-75 0.59 S/N 073 - 0.73 84-95 0.38 S/N LTS + 9.27 0.44 S/N LTS + 8.19 84-98 0.28 S/N LTS + 9.11 0.71 S/N LTS + 12.20 84-99 0.32 S/N LTS + 9.93 0.34 S/N LTS + 12.66 0.38 S/N LTS + 10.61 0.38 S/N LTS + 14.30 0.43 S/N LTS + 7.36 0.74 S/N LTS + 9.19 84-100 0.48 S/N LTS + 8.23 85-38 0.64 S/N 03S - 0.89 85-43 0.39 S/N LTS + 10.14 0.34 S/N 095 - 0.79 i i

3F0594-01 Attachment Page 43 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 85-72 0.49 S/N 06S - 0.78 85-90 0.25 S/N 075 - 0.77 85-93 0.32 S/N LTS + 9.12 0.40 S/N LTS + 12.67 85-95 0.22 S/N LTS + 8.99 0.28 S/N LTS + 11.57 0.34 S/N LTS + 13.95 0.53 S/N LTS + 9.40 85-97 0.36 S/N LTS + 13.62 85-98 0.36 S/N LTS + 9.76 85-99 0.32 S/N LTS + 13.30 0.36 S/N LTS + 9.89 0.46 S/N LTS + 7.02 0.74 S/N LTS + 11.00 85-124 1.13 S/N 08S + 0.52 85-127 0.38 S/N 07S - 0.80 0.40 S/N 09S - 0.77 86-6 0.85 S/N 09S + 0.51 86-32 0.34 S/N LTS + 10.76 0.56 S/N LTS + 10.02 86-53 0.87 S/N 07S - 0.78 86-85 0.30 S/N 06S - 0.77 86-94 0.21 S/N LTS + 14.45 0.29 S/N LTS + 16.77 0.31 S/N LTS + 8.70 0.43 S/N LTS + 14.86 0.51 S/N LTS + 12.00 0.59 S/N LTS + 7.74 0.63 S/N LTS + 11.29 86-99 0.37 S/N LTS + 9.36 86-108 0.36 S/N 06S - 0.82 87-49 0.86 S/N 06S - 0.82 87-53 0.69 S/N 06S - 0.81 87-94 0.38 S/N LTS + 15.78 87-98 0.28 S/N LTS + 8.73 0.48 S/N LTS + 7.16 87-112 0.52 S/N 07S + 0.55 88-12 1.28 S/N 075 - 0.79 88-31 0.76 S/N 09S - 0.77 88-47 0.97 S/N 09S - 0.80 88-51 0.62 S/N 03S - 0.79 88-127 0.38 S/N 095 - 0.77 88-128 0.45 S/N 07S - 0.80 1 89-30 0.33 S/N 035 - 0.88 89-34 0.52 S/N LTS + 13.59 0.78 S/N LTS + 16.92 0.86 S/N LTF + 9.06 1.13 S/N LTS + 5.78 1.29 S/N LTS + 15.15 l 89-43 0.31 S/N LTS + 5.37 O.81 S/N LTS + 7.00 89-53 0.41 S/N 07S - 0.76 l

3F0594-01 Attachment Page-44 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 89-84 0.35 S/N 07S - 0.74 89-95 0.20 S/N LTS + 6.75 0.26 S/N LTS + 11.78 0.29 S/N LTS + 16.07 0.40 S/N LTS + 9.24 0.55 S/N LTS + 12.99 0.65 S/N LTS + 14.59 89-96 0.20 S/N LTS + 16.38 0.33 S/N LTS + 9.33 0.40 S/N LTS + 8.34 0.66 S/N LTS + 13.51 89-128 0.25 S/N 09S - 0.83 90-40 0.20 S/N LTS + 11.81 0.21 S/N-LTS + 12.10 0.28 S/N LTS + 11.58 0.31 S/N LTS + 14.34 0.46 S/N LTS + 8.19 90-43 0.24 S/N LTS + 6.55-0.31 S/N LTS + 12.64 0.64 S/N LTS + 8.03 0.66 S/N LTS + 10.46 1.00 S/N LTS + 6.32 90-44 0.59 S/N LTS + 10.17 0.77 S/N LTS + 7.65 0.78 S/N LTS + 8.20 90-48 0.46 S/N 07S - 0.81 90-60 1.10 S/N 07S - 0.79 90-65 0.58 S/N 07S - 0.80 90-94 0.35 S/N LTS + 14.49 90-96 0.25 S/N LTS + 5.74 0.29 S/N LTS + 6.56 0.34 S/N LTS + 12.77 0.86 S/N LTS + 9.75 90-98 0.57 S/N LTS + 7.14 90 0.29 S/N LTS + 12.45 91-23 0.29 S/N LTS + 9.88 0.32 S/N LTS + 28.01 0.33 S/N LTS + 9.47 0.39 S/N LTS + 14.95 0.43 S/N LTS + 10.83 0.47 S/N LTS + 27.58 91-37 0.54 S/N LTS + 10.35 91-126 0.25 S/N 07S - 0.82 92-17 0.94 S/N 09S - 0.87 92-25 0.31 S/N LTS + 8.20

'3F0594-01 Attachment' -Page 45 i TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF: INDICATION '92-28 0.25 S/N LTS + 26.71 0.33 S/N - LTS + 28.51-0.35 S/N-LTS + 13.64 i 0.38 S/N LTS + 14.35 0.41 S/N LTS + 5.45'. O.52-S/N LTS +.29.05. 0.52 S/N' LTS + 26.02 0.55 S/N LTS_+ 8.56 0.57 S/N LTS~+ 12.96 0.75 S/N LTS +'12.01 0.75 S/N-LTS + 25.71 0.75' -S/N LTS + 14.64' O.76 S/N LTS +-12.21 0.77 S/N LTS + 30.28 0.79 S/N LTS + 8.10 0.80 S/N-LTS + 9.84 1.18 S/N LTS~+ 8.79 1.42 S/N LTS + 6.73 ,92-36 0.73 S/N 07S - 0.78 92-44 0.38 S/N . LTS + 6.96 0.46 S/N LTS + 6.32-0.49 S/N LTS + 7.51 0.63 S/N LTS + 9.01 0.67 S/N LTS + 10.20 92 0.54 S/N-LTS + 6.53-92-60 0.87 S/N 07S - 0.77 92-93 0.53 S/N -LTS + 10.13 0.72 S/N LTS + 6.46. 92.96 0.68 S/N LTS-+ 9.61 92-124 0.63 S/N 07S - 0.65 92-126 0.48 S/N 09S - 0.74 0.72 S/N 07S - 0.85 93-17 0.92 S/N 09S - 0.79 93-22 0.46 S/N 02S + 35.09 93-27 0.40 S/N LTS + 10.33 0.58 S/N LTS + 9.12 1.26 S/N LTS + 7.76 93-36 1.02 S/N 09S-- 0.77 93-41 0.54 S/N LTS + 8.30 0.56 S/N LTS + 5.95 0.58 S/N LTS + 9.86 93-42 0.94 ~ S/N 02S + 30.87 93-79 0.22 S/N LTS + 10.64 94-39 0.34 S/N LTS + 16.13 94-41 0.33 S/N LTS + 12.07 94-42 0.49 S/N LTS:+'8.71. 0.65 .S/N LTS + 6.53 94-43 0.74 S/N LTS + 7.95 1.03 S/N 095 - 0.77 94-45 0.42 S/N LTS + 8.63 0.49-S/N LTS + 12.67 94-66 0.56 S/N 07S - 0.82 j y v Tr-e e -e ,. + w-m- 9 e wi+-

3F0594-01 Attachment-Page 46 TUBES WITH S/N INDICATIONS (continued) l . TUBE VOLTAGE %TW. LOCATION OF INDICATION i 94-81 0.72 ~S/N 10s + 18.39 -) 95-5 0.51 S/N 07S _0.76 ) 95-28 0.33 S/N LTS + 8.13 l i 95-32 0.25 S/N LTS + 7.02 0.33 S/N LTS + 10.57 1 O.58 S/N LTS + 12.73 95-33' O.40 S/N LTS + 12.05-95-36 0.26 S/N LTS + 9.87 0.36 S/N LTS + 14.87 95-42 0.34 S/N LTS + 9.35 95-44 0.58 S/N LTS + 7.40 95-45 0.33 S/N LTS + 12.40 l 95-46 0.21 S/N LTS + 6.43 0.49-S/N LTS + 12.27 95-47 0.18 S/N LTS + 10.86 95-77 0.35 S/N-O1S + 22.28 95-92 0.84 S/N LTS + 12.94 95-96 0.25 S/N LTS + 23.90 0.28 S/N LTS + 25.87 0.33 S/N LTS.+ 5.43 0.39 S/N LTS + 14.54 96-28 0.24 S/N LTS + 11.67 i 0.42 S/N LTS + 7.27 1.07 S/N 09S - 0.79 96-29 0.25 S/N LTS + 7.26 l 0.26 S/N. LTS + 6.53 O.29 S/N LTS + 9.74 0.36 S/N LTS + 11.26 0.42 S/N LTS.+ 13.30 0.71 S/N LTS +.26.43 96-39 0.26 S/N LTS + 7.43 0.31 S/N LTS + 15.89 0.42 S/N LTS + 14.46 96-40 0.35 S/N LTS + 10.10 l 96-42 0.39 S/N LTS + 13.08 96-43 0.28 S/N LTS + 13.02 l 96-44 0.25 S/N LTS + 6.55 96-47 0.25 S/N LTS + 14.33 96-66 1.24 S/N 07S - 0.75 96-70 0.96 S/N 07S - 0.78 96-116 0.69 S/N ISS + 23.65 0.70 S/N ISS + 22.20 97-27 0.73 S/N LTS + 12.38 0.98 S/N LTS + 11.20 97-43 0.37 S/N LTS + 8.10 3.24 S/N LTS + 17.95 97-45 0.25 S/N LTS + 8.24 0.43 S/N LTS + 4.32 0.43 S/N LTS + 3.37 l 97-48 1.76 S/N ISS + 27.50 97-94 0.68 S/N 03S + 5.65

3F0594-01 Attachment Page 47 TUBESWITHS/NINDICATIONS(continued) TUBE V0LTAGE %TW LOCATION OF INDICATION 97-95 0.23 S/N LTS + 11.86 0.54 S/N LTS + 3.11 98-23 0.56 S/N UTS + 5.12 98-36 0.60 S/N LTS + 10.77 0.67 S/N LTS + 14.50 98-38 0.17 S/N LTS + 8.42 0.25 S/N LTS + 17.92 0.60 S/N LTS + 10.08 98-43 0.40 S/N LTS + 15.19 0.68 S/N LTS + 10.03 0.69 S/N LTS + 12.48 98-47 0.23 S/N LTS + 16.89 98-92 0.23 S/N LTS + 17.13 0.31 S/N LTS + 8.69 98-93 0.17 S/N LTS + 14.08 0.19 S/N LTS + 7.01 0.20 S/N LTS + 8.74 0.21 S/N LTS + 5.77 0.26 S/N LTS + 16.04 0.32 S/N LTS + 14.56 0.39 S/N LTS + 7.28 98-95 0.31 S/N LTS + 23.16 0.95 S/N LTS + 7.00 99-34 0.45 S/N LTS + 13.08 0.60 S/N LTS + 12.73 99-41 0.36 S/N LTS + 10.60 0.88 S/N 03S - 0.76 99-42 0.33 S/N LTS + 9.97 99-43 0.23 S/N LTS + 7.99 99-94 0.29 S/N LTS + 8.63 0.31 S/N LTS + 7.14 0.31 S/N LTS + 10.34 0.34 S/N LTS + 7.49 0.70 S/N LTS + 6.00 99-95 0.21 S/N LTS + 9.48 0.28 S/N LTS + 8.12 O.32 S/N LTS + 6.26 100-3 0.31 S/N 09S - 0.80 100-27 0.26 S/N LTS.+ 11.07 0.34 S/N LTS + 12.10 0.34 S/N LTS + 5.90 0.47 S/N LTS + 9.37 0.52 S/N LTS + 8.99 0.60 S/N LTS + 7.80 0.86 S/N 07S - 0.82 100-32 0.21 S/N LTS + 13.19 0.39 S/N LTS + 7.03 0.43 S/N LTS + 6.07 0.44 S/N LTS + 9.47 0.96 S/N LTS + 8.35 100-33 0.34 S/N LTS + 11.07

3F0594-01 Attachment Page 48 TUBES WITH S/N INDICATIONS (continued) TVBE VOLTAGE %TW LOCATION OF INDICATION 100-37 0.50 S/N LTS + 18.30-0.51 .S/N LTS + 11.06-0.59 S/N 12S + 31.00 100-41 0.48 S/N LTS + 14.52 100-58 0.23 S/N 02S + 28.72 100-91 0.22 S/N LTS + 16.99 0.36 S/N LTS + 8.03 0.45 S/N LTS + 14.48 0.78 S/N LTS + 11.73 100-94 0.22 S/N LTS + 9.48 0.47 S/N LTS +'7.54 100-98 0.88 S/N UTS + 12.06 1.66 S/N UTS + 12.82 101 0.64 ~S/N' 095 - 0.74 101-31 0.28 S/N LTS + 8.12 0.36 S/N LTS + 13.59 0.47 S/N LTS + 28.00 0.61 S/N LTS +'11.35 0.62 S/N LTS + 9.74 0.68 S/N LTS + 12.50 0.88 S/N LTS + 12.02 101-37 0.33 S/N LTS'+ 17.69 0.45 S/N LTS + 11.21 0.59 S/N LTS-+ 17.10 101-41 0.43 S/N LTS + 16.24 0.81 S/N LTS + 15.02 101-43 0.24 S/N LTS + 9.27 101-45 0.35 S/N LTS + 17.07 0.45 S/N LTS + 16.45 101-74 0.31 S/N 07S +'8.40 101-90 0.24 S/N LTS + 8.31 101-91 0.16 S/N LTS + 27.25 0.95 S/N LTS + 8.98 101-93 0.11 S/N LTS + 10.50 1 0.19 S/N LTS + 12.65 0.23 S/N LTS + 9.35 0.25 S/N LTS + 12.30 0.25 S/N LTS + 13.72 0.27 S/N LTS + 26.02 0.28 S/N LTS + 7.98 0.35 S/N LTS + 10.98 0.39 S/N LTS + 6.23 0.58 S/N LTS + 6.58 0.74 S/N LTS + 7.44 0.79 S/N LTS + 5.24 102-43 0.18 S/N LTS + 13.28 0.34 S/N LTS + 12.36 102-46 1.52 S/N 075 - 0.81 102-68 0.32 S/N 04S - 0.86 l 102-91 0.18 S/N LTS + 9.00 ~ 102-95 1.17 S/N 07S - 0.79 103-5 1.17 S/N 09S + 0.62 l L

3F0594.. 'AttachmentL l-Page 49 .. TUBES-WITH S/N INDICATIONS-(continued)' L \\ TUBE. VOLTAGE %TW LOCATION OF INDICATION J 103-34 -0.27 S/N .LTS + 11.39 0.35 S/N. LTS'+'8.79: 0.36 'S/N LTS +L6.49. O.42 S/N .LTS +'14.51 1 0.42 S/N LTS~+~13.07 0.45 S/N LTS + 9.83 0.53 S/N. LTS + 9.47 0.54. S/N. LTS + 25.20 0.58 S/N LTS + 7.14 0.61-S/N LTS.+ 10.43 L 0.62. S/N LTS + 10.80; LTS + 8.47 -0.65 S/N-0.81 S/N- -LTS + 16.86 103-35 0.25 S/N LTS +.25.63 0.31' S/N LTS + 8.43 l 0.42-S/N: LTS + 11'.73-L 0.46 S/N LTS + 15.15 -0.59 S/N LTS + 9.94.- 0.83 S/N lLTS + 9.63 t O.17- 'S/N LTS + 24.64 103-37 0.37 S/N LTS +.15.40: 0.53-S/N LTS + 9.99 t 103-44' O.27 S/N LTS + 14.50 O.31 S/N LTS +~17.23-0.35 S/N-LTS + 9.60 0.45 .S/N .LTS + 13.82 0.69 S/N LTS + 12.25 0.99 .S/N LTS + 11.57. 103-55 0.31 S/N. 07S - 0.82 103-81 0.52 S/N -03S + 11.67 i 103-90 0.23 S/N -LTS + 7.68 0.28 S/N LTS + 13.71-0.30 S/N -LTS +.12.03 0.40 S/N LTS + 5.32 0.40 S/N LTS + 8.96 0.44 S/N LTS + 12.94 0.48 S/N-LTS + 9.68: 0.63 S/N LTS + 11.71 0.67 S/N LTS.+ 7.05 1.05 -- S/N LTS + 8.14 103-93 0.58 S/N LTS + 8.19 103-97 0.35' S/N 04S - 0.76 .j 104-31 0.91 S/N LTS + 10.12 104-33 0.55 S/N LTS + 5.51 0.81 S/N LTS + 6.52 ) 0.81 S/N LTS'+ 8.45 i 104-36 0.22 S/N LTS + 17.14 0.48 S/N LTS + 6.94 104-37 0.20-S/N LTS + 13.33 104-46 0.78 S/N 07S - 0.78 .104-51 0.34 S/N LTS + 10.17 0.76 S/N LTS + 9.75

3F0594-01 Attachment Page 50 TUBES WITH S/N INDICATIONS (continued)- TUBE VOLTAGE %TW LOCATION OF INDICATION 104-77 0.17 .S/N LTS + 8.27 0.24: S/N LTS + 10.90 0.24 S/N LTS +:7.14 104-119 0.43 S/N 08S +'0.60 105-20 .0.36 S/N 07S - 0.79 105-32 0.23 S/N LTS + 12.04 0.25 S/N _LTS + 11.48- .0.42 S/N LTS +-12.52 0.48 S/N LTS + 9.40 0.54 S/N LTS + 16.19 0.75 .S/N LTS + 7.83~ 1.00 S/N' LTS + 8.22 105-34 0.27 S/N -LTS + 14.49 0.29 S/N LTS + 9.03 0.41 S/N LTS + 12.61-0.55 S/N -LTS;+~10.54 105-36 0.73 S/N LTS.+ 10.01 105-42 1.73 S/N 07S - 0.73 105-43 0.27 S/N LTS + 11.80 0.31 S/N .LTS + 16.58 0.34 S/N LTS + 12.22 0.54 S/N LTS + 18.01 105-87 0.43 S/N 07S - 0.79 105-90 0.27-S/N .LTS +-6.51 105-113 0.90. S/N. 07S - 0.79 105-122 0.44 S/N 07S - 0.79 106-33 0.46 S/N LTS + 12.79-106-35 0.27 S/N. LTS + 7.28 0.35 S/N LTS_+ 6.36 0.37 S/N LTS + 8.70-106-38 1.39 S/N 07S - O.83 106-47 0.31 S/N LTS + 14.90 0.48 S/N LTS + 14.29 0.57 S/N LTS + 9.62 106-55 0.41 S/N 07S - 0.81 106-92 0.34 S/N 03S - 0.81 106-97 0.51 S/N 02S - 0.73 106-116 0.32 S/N 09S - 0.84 106-117-0.39 S/N 09S - 0.81 107-23 0.65 S/N 07S - 0.78 107-32 0.22 S/N LTS + 7.13 0.49 S/N. LTS + 9.25' 107-48 0.79 S/N LTS + 12.29 107-50 0.21 S/N LTS + 10.09 0.25 S/N LTS + 5.71 0.41 S/N LTS + 10.94 0.90 S/N LTS + 9.31 108-15 0.52 S/N 07S - 0.76 108-31 0.41 S/N LTS + 8.86 0.59 S/N LTS + 7.26

3F0594-01 Attachment Page 51 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 108-33 C.22 S/N LTS + 8.33 0.25 S/N LTS + 13.69 0.29 S/N LTS + 13.01 0.34 S/N LTS + 10.58 0. 0.53 S/N LTS + 12.65 0.74 S/N LTS + 6.36 108-42 0.17 S/N LTS + 16.58 0.37 S/N LTS + 13.45 0.39 S/N LTS + 15.65 0.41 S/N LTS + 9.19 0.53 S/N LTS + 11.15 0.64 S/N 07S - 0.80 108-44 0.39 S/N LTS + 14.99 108-47 0.36 S/N LTS + 5.43 0.42 S/N LTS + 13.42 0.52 S/N LTS + 8.83 0.65 S/N LTS + 6.66 109-29 0.39 S/N LTS + 8.75 0.42 S/N LTS + 7.97 0.61 S/N LTS + 5.41 109-31 0.25 S/N LTS + 6.58 0.32 S/N LTS + 12.35 109-32 0.46 S/N LTS + 11.97' O.67 S/N LTS + 7.04 0.94 S/N LTS + 9.52 109-45 0.86 S/N 07S - 0.78 109-52 1.13 S/N 07S - 0.83 109-60 0.25 S/N 03S - 0.77 109-84 0.40 S/N 03S - 0.75 110-29 0.27 S/N L1S + 13.05 0.35 S/N LTS + 10.50 0.39 S/N LTS + 12.30 0.41 S/N LTS + 7.68 110-41 0.83 S/N LTS + 9.06 110-42 0.46 S/N 07S - 0.82 l 110-45 0.71 S/N LTS + 11.16 110-47 0.47 S/N LTS + 8.76 110-70 0.50 S/N 035 + 26.41 l 111-41 0.14 S/N LTS + 15.12 0.15 S/N LTS + 7.54 0.19 S/N LTS + 11.94 0.21 S/N LTS + 6.83 0.24 S/N LTS + 13.30 0.28 S/N LTS + 8.49 0.30 S/N LTS + 10.64 0.36 S/N LTS + 10.85 0.58 S/N LTS + 9.14 111-47 0.18 S/N LTS + 8.97 0.21 S/N LTS + 7.68 0.34 S/N LTS + 7.96 111-66 0.60 S/N 07S - 0.79

3F0594-01 Attachment Page 52 TVBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 111-71 0.41 S/N 07S - 0.74 0.48 S/N 03S - 0.77 112-17 0.66 S/N LTS + 7.29 112-40 0.25 S/N LTS + 12.08 0.39 S/N LTS + 14.52 0.40 S/N LTS + 13.60 ..i 0.49 S/N LTS + 25.21 0.51 S/N LTS + 13.33 0.52 S/N LTS + 9.31 0.65 S/N LTS + 9.99 0.70 S/N LTS + 6.65 112-43 0.20 S/N LTS + 10.34 0.22 S/N LTS + 9.80 0.28 S/N LTS + 8.55 112-82 0.60 S/N 07S - 0.80 112-101 0.27 S/S 07S - 0.80 113-39 0.49 S/N LTS + 6.23 0.63 S/N LTS + 11.23 0.64 S/N LTS + 10.41 0.65 S/N LTS + 15.42 0.73 S/N LTS + 12.05 113-41 0.28 S/N LTS + 15.26 0.30 S/N LTS + 10.50 0.37 S/N LTS + 12.18 0.54 S/N LTS + 10.28 113-48 0.23 S/N LTS + 11.92 0.24 S/N LTS + 9.82 0.24 S/N LTS + 24.72 0.30 S/N LTS + 10.84 0.31 S/N LTS + 14.65 0.32 S/N LTS + 8.28 0.35 S/N LTS + 15.67 0.43 S/N LTS + 16.97 0.49 S/N LTS + 15.45 0.59 S/N LTS + 14.10 114-39 0.33 S/N 09S - 0.81 114-44 0.35 S/N LTS + 16.98 0.46 S/N LTS + 7.62 114-47 0.41 S/N LTS + 11.27 114-70 0.69 S/N 07S - 0.80 114-85 0.24 S/N 07S - 0.83 115-43 0.65 S/N 07S - 0.83 115-46 0.47 S/N 03S - 0.81 115-100 0.47 S/N 07S - 0.77 116-39 0.56 S/N 03S - 0.79 116-42 0.59 S/N LTS + 23.54 116-49 1.28 S/N 07S - 0.79 116-52 0.44 S/N 07S - 0.70 116-61 0.35 S/N 07S - 0.80 116-74 0.22 S/N 02S + 35.84 116-80 0.42 S/N 075 - 0.83

3F0594-01 Attachment Page 53 TUBES WITH S/N-INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 117-43 0.35 S/N LTS + 8.38 117-44 0.27 S/N LTS + 12.26 0.34 S/N LTS + 14.71 0.38 S/N LTS + 12.96 0.42 S/N LTS + 5.51 0.49 S/N LTS + 14.43 0.51 S/N LTS + 15.81 0.54 S/N LTS + 10.00 0.54 S/N LTS + 7.88 0.68 S/N LTS + 8.47 0.70 S/N LTS + 11.15 0.71 S/N LTS + 9.06 0.92 S/N LTS + 7.48 117-71 0.70 S/N 07S - 0.76 117-73 0.70 S/N 07S - 0.80 118-36 0.25 S/N LTS + 26.12 118-39 0.22 S/N LTS + 6.71 0.25 S/N LTS + 9.03 0.31 S/N LTS + 8.28 118-40 0.18 S/N LTS + 13.88 0.31 S/N LTS + 6.35 0.31 S/N LTS + 24.57 0.37 S/N LTS + 11.01 0.46 S/N LTS + 25.16 0.57 S/N LTS + 8.67 0.59 S/N LTS + 23.32 118-66 0.54 S/N 03S - 0.75 0.77 S/N 07S - 0.75 118-89 0.44 S/N 07S - 0.91 118-99 0.54 S/N 075 - 0.76 119-12 0.77 S/N 07S - 0.84 119-20 0.33 S/N 09S - 0.86 119-48 1.15 S/N 07S - 0.81 119-63 0.97 S/N 07S - 0.79 119-66 0.53 S/N 07S - 0.81 120-63 0.68 S/N 07S - 0.83 120-97 0.68 S/N 07S - 0.78 120-102 0.38 S/N 09S - 0.76 0.67 S/N 07S - 0.77 121-47 0.48 S/N 10S + 7.38 121-48 0.48 S/N 0)S - 0.73 121-49 0.54 S/N 07S - 0.90 0.56 S/N O1S + 25.59 121-78 0.56 S/N 03S - 0.76 122-89 0.62 S/N 07S - 0.36 122-102 0.60 S/N 07S - 0.93 123-10 0.90 S/N 07S + 6.55 0.94 S/N 07S + 5.59 ) 123-74 0.63 S/N 07S - 0.82 123-93 0.41 S/N 07S - 0.76

3F0594-01 Attachment Page 54 TUBES WITH S/N INDICATIONS (continued) TU8E VOLTAGE %TW LOCATION OF INDICATION-124-8 0.37 .S/N 09S + 13.37 0.47 S/N 09S.+ 21.74 0.51 S/N 09S + 10.04 0.52 S/N 14S + 12.12 0.54 -S/N 10S + 10.94 0.56 S/N 14S + 9.51 0.60 S/N 14S + 11.64 0.67 S/N 08S + 12.33 0.69 S/N 09S + 23.55 0.86 S/N 09S + 22.53 124-17 0.53 S/N 07S - 0.79 124-48 0.70 S/N 07S - 0.73 125-10 0.31 S/N 155 + 18.96 0.34 S/N 09S + 12.72 0.38 S/N 09S +-4.84 0.46 S/N 11S + 4.69 0.50 S/N 09S + 13.68 0.66 S/N ISS + 38.41 125-63 0.35 S/N 07S - 0.77 125-89 0.92 S/N 07S - 0.79 125-98 0.33 S/N 07S - 0.85 0.51 S/N 10S - 0.71 126-43 0.46 S/N 07S - 0.85 126-53 0.70 S/N 07S - 0.80 127-8 0.31 S/N 09S + 23.95 0.37 S/N ISS + 22.13 0.40 S/N 11S + 24.85 0.40 S/N 12S + 6.71 0.42 S/N 09S + 13.90 0.42 S/N 08S + 5.13 0.43 S/N 06S + 8.28 0.44 S/N 08S + 15.37 0.48 S/N 14S + 28.15 0.50 S/N 04S + 17.31 0.53 S/N 08S + 33.95 0.60 S/N 05S + 24.94 0.67 S/N 06S + 17.03 0.67 S/N 02S + 19.16 0.67 S/N 09S + 4.60 0.71 S/N 12S + 14.71 1.40 S/N LTE + 3.11 127-18 0.34 S/N 11S - 0.82 127-58 0.94 S/N 07S - 0.80 127-96 0.75 S/N 105 - 0.68 128-53 0.91 S/N 13S - 0.84 129-52 0.49 S/N 03S - 0.75 0.70 S/N 07S - 0.75 130-14 0.47 S/N 07S + 0.66 0.65 S/N 09S - 0.82 130-23 0.75 S/N 07S - 0.81 130-40 0.56 S/N 07S - 0.81 130-47 0.72 S/N 07S - 0.78

3F0594-01. Attachment Page 55 TUBES WITH S/N INDICATIONS (continued) TUBE VOLTAGE %TW LOCATION OF INDICATION 130-57 0.38 S/N 07S + 28.76 130-92 0.58 S/N 10S - 0.74 131-50 0.74 S/N 07S - 0.81 132-30 0.67 S/N 07S - 0.76 132 0.55 S/N 07S - 0.80 132-45 0.79 S/N 075 - 0.81 132-49 0.47 S/N 07S - 0.82 132-58 0.64 S/N 07S - 0.78 132-63 1.14 S/N 07S - 0.76 133-35 0.62 S/N 07S - 0.76 133-49 0.46 S/N 07S - 0.82 134-7 0.54 S/N 09S + 0.60 134-29 0.64 S/N 07S - 0.78 134-38 0.87 S/N 07S - 0.79 134-39 0.51 S/N 07S - 0.81 134-44 0.38 S/N 08S + 16.50 134-63 0.76 S/N 07S - 0.76 134-78 0.48 S/N 07S - 0.80 135-29 0.82 S/N 07S - 0.77 135-43 0.52 S/N 09S - 0.89 0.57 S/N 07S - 0.82 135-47 0.46 S/N 07S - 0.83 136-32 1.04 S/N 07S - 0.74 136-49 0.62 'S/N 07S - 0.79 137-3 0.58 S/N 10S + 0.66 137-77 0.37 S/N 07S - 0.85 138-2 0.37 S/N lls - 0.75 0.83 S/N 10S + 0.63 138 20 0.37 S/N 07S - 0.80 138-30 0.89 S/N 07S - 0.80 139-21 0.59 S/N 07S - 0.76 139-29 0.34 S/N 07S - 0.81 139-33 0.34 S/N 07S - 0.77 139-74 1.19 S/N 07S - 0.88 140-21 0.98 S/N 07S - 0.69 140-32 0.49 S/N 07S - 0.82 141-29 0.81 S/N 13S - 0.84 141-57 0.58 S/N 07S - 0.85 141-59 0.55 S/N 14S - 0.88 141-61 0.31 S/N OSS + 0.38 142-11 0.43 S/N 075 - 0.75 142.2 0.57 S/N 07S - 0.78 142-14 0.83 S/N 07S - 0.80 142-24 0.53 S/N 075 - 0.77 142-38 0.41 S/N 03S - 0.82 O.50 S/N 075 - 0.82 142-42 0.37 S/N 105 + 22.32 142-57 0.41 S/N 07S - 0.85 143-31 0.52 S/N 07S - 0.79 144-12 0.98 S/N 07S - 0.89 144-13 0.57 S/N 07S - 0.74 144-15 0.77 S/N 07S - 0.78 )

3F0594-01 Attachment Page 56. TUBES WITH S/N INDICATIONS (continued) TCBE VOLTAGE %TW LOCATION OF INDICATION i 144-22 0.55-S/N 07S - 0.79 144-24 0.47 S/N 07S -.0.77 '144-56 0.58 S/N 07S - 0.84 145-8 0.68 S/N 07S - 0.83 l 145-12 0.34 S/N 07S - 0.75 145-28 0.54 S/N 07S - 0.80 145-35 0.69 S/N 07S - 0.80 146 1.25 S/N 07S - 0.89 l 146-18 0.51 S/N 07S - 0.82 146-26 0.35 S/N 07S.+ 0.67 0.91 S/N 09S - 0.78 1.02 S/N 08S - 0.76 146-30 0.45 S/N 07S - 0.86 146-47 0.51 S/N 07S - 0.88 147-12 0.69 S/N 07S - 0.77 147-17 0.32 S/N 07S - 0.64 l 147-23 0.47 S/N 07S + 0.79 O.48 S/N 09S 0.84 0.71 S/N 03S -'0.80 147-24 0.49 S/N 07S - 0.77-147-32 0.41 S/N 09S + 0.52' i 147-44 0.31 S/N 10S - 0.69 O.57 S/N 07S - 0.86 148-17 0.62 S/N 07S + 0.52 148-38 0.56 S/N 10S - 0.77 l 149-11 0.65 S/N 07S - 0.74 149-13 1.17 S/N 10S + 0.55 149-30 0.51 S/N 10S +.0.63 0.59 S/N 10S - 0.66 149-32 0.41 S/N 10s + 0.66 l 150-15 0.38 S/N 10S + 0.63 O.81 S/N 07S - 0.83 151-1 0.33 S/N 10S - 0.72 l 151-3 0.53 S/N 10S - 0.79 j 151-10 0.40 S/N 105 - 0.80 0.56 S/N 10S + 0.64 151-12 0.66 S/N 10S - 0.70 151-13 0.47 S/N 13S + 0.62 0.56 S/N 10S + 0.61 1.11 S/N 10S - 0.75 183-1 0.36 S/N 12S + 0.64 i-w

3F0594-01 Attachment Page 57 Supplemental MRPC Inspection "B" OTSG ) Sample Sample Size Voltage Range Failures Initial 20% 141 > 0.9V 3 ist Expansion 54 > 0.8V 0 2nd Expansion 56 >0.73V-1 3rd Expansion 46 ' > 0.7V < 0.73V 0 l 1 l

4 3F0594-01 Attachment Page 58 NRC CONFIRMATORY ACTION NO. 8 Pull four tube samples with indications at the 7th and 9th tube support plates and distorted tube sheet signals at the lower tube support face. Perform destructive and non-destructive examinations of these tubes to evaluate the flaw morphology, casual factors, structural and leakage integrity implications, and field detection capabilities. Submit the results of the Refuel 9 OTSG inspections and examinations no later than November 30, 1994. FPC ACTION Tube Pull FPC has pulled 4 tubes from the "B" 0TSG. Metallurgical analyses will be performed on these tubes. The tubes selected had S/N indications at the 7th and 9th tube support plates as well as other indications of interest for CR-3. The tubes selected were examined by bobbin coil and MRPC probes to compare the data acquisition and repeatability capabilities of the various techniques versus the conclusions of the metallurgical analysis. The tubes that were removed from service were: Row / Tube No. Type of Indication Location 68-46 C-1 (banana) LTSF S/N 7TH TSP S/N 9TH TSP 72-49 C-3 (ding) LTSF S/N 7th TSP S/N 9th TSP 136-26 C-1 LTSF 36% TW 7TH TSP 109-71 37% TW 7TH TSP S/N 3RD TSP FPC expects to have results from the tube pull available by November 30,1994 as requested by the NRC in this CAL-Item.

3F0594-01 attachment Page 59 NRC CONFIRMATORY ACTION N0. 9 Provide a proposed license amendment based on your evaluation of the tube pull data no later than May 31, 1995. FPC ACTION FPC intends to request a license amendment based on the data from the CR-3 tube pull performed during Refuel 9. FPC expects that data to be available to support the May, 31,1995 date requested by the NRC. l l l l l - - - - -. - - -. - _ - -}}