ML20198J927

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Rev 7 to AR-902, Dgb Annunciator Response
ML20198J927
Person / Time
Site: Crystal River Duke Energy icon.png
Issue date: 10/14/1997
From:
FLORIDA POWER CORP.
To:
References
AR-902, NUDOCS 9710220240
Download: ML20198J927 (23)


Text

{{#Wiki_filter:- ... ~.... - -. - h'.,hhh ' Document Transmittal #: 71951 Date: 10/14/97 i To: NRC (DC DESK) MAC: N/A Destination:

== Description:== Copy Copy Totals _ Document: Revision: Comment: _ _ INFO CNT_L, MSTj l AR0902 ' 07-24 1 0 0 i t t I 9 Y i A-c0[, Instructions to the Addressee: Please verify the document (s) received agrees with the above infom1ation. Operations department must attach old document (s) or portions of document (s) superseded by the above to this transmittal. - The signature indicates acknowled0 ment of receipt of the above document (s) and that documents have [ been updated. Retum signed and dated transmittal to Document Control within 15 working days of - transmittal date to mail code: NA1C Fkvksa Power Corporaten Document Control, NAIC 1 g gl l gg u-{p*/" Crystal RNat Energy Complex 4 15760 W. Power une St. y*I, 3E Crystal RNet, FL 344264706 P Signature of Addressee: Date: 9710220240'971014 . PDR ADOCK 050003021 - P PDN-a w ,,,.v. -.,_,,,,w-- .,m, -n-~ m,, en, . + ,,=w. r

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A lAR-902 Rev. 7 Page 1

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l IJ PURPOSE ~J l 1.1 Establish a reference document for each Annunciator Window on the I DGB Lampbox. i 1.2 Establish operator actions for valid Annunciator alarms on the DCR Lampbox. 1.3 Establish a reference to other procedures which address operator actions for valid Annunciator alarms on the DCB Lampbox. Lo BEEER E ES 2.1 IMELEMENIIMLREEEREEES 2.1.1 OP-707, Operation of the ES Emergency Diesel Generators. 2.2-DEYELDEMENIALBEEEREES 2.2.1 INN 90-021, Good Practice OP-217. Alarm Response Procedures 3.O PER5QNSELINDDGRINMION 3.1 The. Diesel Generator A Annunciator System is powered from DPDP-6B i Switch 10. L.0 IN11RKIl0NS 4.1 Respond to alarms on the DGB Lampbox as indicated on Enclosure 1 annunciator Response. 5.0 EQLLOW-UP AGIQNS None O AR-902 Rev. 7 Page 1

/~'s ENCLOS ML_1 'g) (Page 1 of 19) DGB ANNUNCIATOR RESPONSE DG-B-1-1 1-1 DIESEL START l l FAILURE I I INDICATED CONDITION: - DIESEL START SIGNAL RECEIVED AND LUBE OIL PRESS <6 PSIG OR SPEED <250 RPM AFTER 7 SECONDS REDUNDANT INDICATION WHICH WILL VERIFY ALARM: - DIESEL FAILS T.) START WHEN DEMANDED FOR 27 SECONDS r~s OPERATOR ACTION FOR A VALID ALARM: (U) - DETERMINE AND CORRECT CAUSE PRIOR TO RESTART - NOTIFY MAINTENANCE PRIOR TO RESTART DISCUSSION: IF CAUSE OF DIESEL START FAILURE IS NOT KNOWN, DO NOT RESET ANY DROP TARGETS OR LOCKOUT RELAYS. THESE CONDITIONS MAY AID TROUBLE-SHOOTING EFFORTS. IF THE FUEL RACK IS TRIPPED, IT MAY HAVE BEEN IMPROPERLY RESET. REFER TO OP-707 FOR DIESEL RECOVERY.

REFERENCES:

DWC 208-027 EG-2. EG-4. EG-6, EG-18 SENSING ELEMENT: DL-10-PS, EG-20-SS, START FAIL RELAY (SFR) w./ l AR-902 Rev. 7 Page 2

LNCLOSERL1 (~x.. (Page 2 of 19) 'g) l 1-2 DGB ANNUNCIA10R RESPONSE DC B-I-2 CRANKCASE PRESSURE HIGH lINDICATEDCONDITION: - CRANKCASE PRESSURE al" H2O ON AT LEAST 1 0F 3 SENSING RELAYS REDUNDANT INDICATION WHICH WILL VERIFY ALARM: - CRANKCASE PRESSURE MANOMETER ON DIESEL GAUGE PANEL OPERATOR ACTION FOR A VALID ALARM: - IF HIGH CRANKCASE PRESSURE 15 VERIFIED, SHUTDOWN DIESEL (q - INFORM MAINTENANCE DEPARTMENT j v DISCUSSION: Tile HIGH CRANKCASE PRESSURE TRIP IS ENABLED DURING PERFORMANCE OF OP-707 AND SP-3548 (SWITCH IN ' TEST' POSITION). WITH THE ECDC IN 'E5 STANDBY', THE TRIP IS DEFEATED (SWITCH IN ' NORMAL' POSITION).

REFERENCES:

DWG 208-027 EG-2, EG-18 SENSING ELEMENT: DL-16-PS, DL-17-PS, DL-18-P5 c 7 t I (_,/ AR-902 Rev. 7 Page 3

l O ENCLOSURE 1 (Page 3 of 19) DGB ANNUNCIATOR RESPONSE DC-B-1-3 1-3 j l JACKET COOLANT L PRESSURE LOW qm INDICATED CONDITION: - JACKET COOLANT PRESS <9 PSIC AND SPEED >810 RPM i REDUNDANT INDICATION WHICH WILL VERIFY Al. ARM: - J ACKET COOLANT PRESSURE INDICATION 0.'l DIESEL GAUGE PANEL Ol'ERATOR ACTION FOR A VALID ALARM: - CHECK DIESEL JACKET COOLANT EXPANSION TANK LEVEL - CHECK JACKET COOLANT SYSTEM FOR LEAKS - NOTIFY MAINTENANCE DEPARTMENT DISCUSSION: IF JACKET COOLANT PRESSURE REMAINS LOW, OR JACKET COOLANT TEMPS INCREASE, THEN CONSIDERATION SHOULD BE GIVEN TO DIESEL SHUTDOWN.

REFERENCES:

DWG 208-027 EG-4, EG-8, EG-18 SENSING ELEMENT: DJ-4-PS, EG-20-SS O AR-902 Rev. 7 Page 4

l() (Page 4 of 19) DGB ANNUNCIATGR RESPONSE DC-B-I-4 1-4 l j ANY SWITCH I NOTIN AUTJ OS;lTION ~ ~ ~ ~ INDICATED CONDITION: -ANY OF THE FOLLOWING SWITCHES NQI IN THE POSITION LISTED - NORMAL-AT-ENGINE SWITCH IN ' NORMAL' POSITION - JACKET COOLANT PUMP SWITCH IN ' AUTO' POSITION - JACKET COOLANT HEATER SWITCH IN ' AUTO' POSITION - STANDBY CIRC PUMP (LUBE OIL) SWITCH IN ' AUTO' POSITION - DC AUX FUEL OIL PUMP SWITCH IN ' AU10' '20SITION - AC FUEL OIL TRANSFER PUMP SWITCH IN ' AUTO' POSITION - DC FUEL OIL TRANSFER PUMP SWITCH IN ' AUTO' POSITION ( ) - AC AIR COMPRESSOR SWITCH IN ' AUTO' POSITION \\_ / - START MODE SELECTOR SWITCH IN CONTROL ROOM IN ' AUTO' POSITION REDUNDANT INDICATION WHICH WILL VERIFY ALARM: - INDIVIDUAL SWITCH POSITIONS ON DIESEL MOTOR START CABINET, DIESEL CENERATOR CAUGE PANEL, OR CONTROL ROOM OPERATOR ACTION FOR A VALID ALARM: - RETURN SWITCH TO LISTED POSITION DISCUSSION: AUTO START FUNCTIONS ARE DEFEATED WHEN START MODE SELECTOR SWITCH OR NORMAL AT ENGINE SWITCH NOT IN AUTO. ALL OTHER SNITCHES PROVIDE ALARM FUNCTION ONLY.

REFERENCES:

DWG 208-027 EG-18 9'lNSING ELEMENT: VARIOUS (3 L) AR-902 Rev. 7 Page 5

,e~S ENCLOSURE 1 ) (Page 5 of 19) x_/ DGB ANNUNCIATOR RESPONSE DG-B-2-1 2-1 ENGINE OVERSPEED I I l l INDICATED CONDITION: - ENGINE OVERSPEED AT 1035 RPM REDUNDANT INDICATION WHICH WILL VERIFY ALARM: - EMERGENCY DIESEL GENERATOR TRIPPED - EMERGENCY DIESEL GENERATOR FUEL RACKS TRIPPED s OPERATOR ACTION FOR A VALID ALARM: I ) - INFORM MAINTENANCE DEPARTMENT OF OVERSPEED TRIP \\ - RESET FUEL RACK DISCUSSION: WHEN REASON FOR DIESEL OVERSPEED/ TRIP IS KNOWN, THEN RESTART OF THE EMERGENCY DIESEL GENERATOR IS ALLOWED. IF ENGINE OVERSPEED IS NOT SUSPECTED, THEN THE FUEL RACKS MAY HAVE BEEN IMPROPERLY RESET. REFER TO OP-707 FOR DIESEL RECOVERY.

REFERENCES:

DWG 208-027 EG-18, EG-2 SENSING ELEMENT: EOS I l l ,/ g \\. ) AR-902 Rev. 7 Page 6

,/~~x, ENCLOSUR1_1 ( ) (Page 6 of 19) s_, DGB ANNUNCIATOR RESPONSE DG-B-2-2 2-2 FUEL CHL PRESSURE LOVV INDICATED CONDITION: - FUEL OIL PRESSURE <10 PSIG WITH ENGINE AT OPERATING SPEED REDUNDANT INDICATION WHICH WILL VERIFY ALARM: - FUEL OIL PRESSURE INDICATION ON DIESEL CAUGE PANEL - AUX FUEL OIL PUMP RUNNING f ~3 OPERATOR ACTION FOR A VALID ALARM: ( ) - CHECK /UEL OIL DAY TANK LEVEL - CHECK OPERATION OF AC AND DC FUEL OIL PUMPS - CHECK FUEL OIL FILTER D/P - CHECK FUEL OIL SYSTEM FOR LEAKS DISCUSSION: THE DC AUX FUEL OIL PUMP IS STARTED AUTOMATICALLY WHEN FUEL OIL PRESSURE DROPS TO 10 PSIC. IF FUEL OIL FILTER D/P IS 210 PSID, THEN SHIFT TO THE ALTERNATE FUEL OIL FILTER.

REFERENCES:

DWC 208-027 EG-8, EG-18 SENSING ELEMENT: DF-16-PS n 'q,s AR-902 Rev. 7 Page 7 l l

( N. ENCLOSURE 1 (,) (Page 7 of 19) DGB ANNUNCIATOR RESPONSE DG-B-2-3 2-3 I I JACKET /INTERCOOLER COOLANT WATER LEVEL LOW INDICATED CONDITION: - DIFSEL JACKET COOLANT EXPANSION TANK LEVEL s2.5" l - DIESEL INTERCOOLER EXPANSION TANK LEVEL $2.5" REDUNDANT INDICATION WHICH WILL VERIFY ALARM: - DIESEL JACKET COOLANT EXPANSION TANK LEVEL l - DIESEL INTERCOOLER EXPANSION TANK LEVEL [V) OPERATOR ACTION FOR A VALID ALARM: - CHECK COOLANT SYSTEM FOR LEAKS - ADD WATER TO COOLANT EXPANSION TANK DISCUSSION: IF DIESEL TEMPERATURES INCREASE, CONSIDER DIESEL SHUTDOWN.

REFERENCES:

DWG 208-027 EG-8, EG-18 l SENSING ELEMENT: DJ-14-LS, D]-35-LS P J +..] AR-902 Rev. 7 Page 8

e [ \\ (,) (Page 8 of 19) DGB ANNUNCIATOR RESPONSE DC-B-2-4 2-4 [ j GENERATOR FIELO I I EXCITATION INDICATED CONDITION: - BREAKER 3210 CLOSED AND LOSS OF EXCITATION RELAY ACTUATION REDUNDANT INDICATION WHICH WILL VERIFY ALARM: - DIESEL GENERATOR TRIPPED - BREAKER 3210 TRIPPED OPERATOR ACTION FOR A VALID ALARM: (-s) - REENERGIZE BUS FROM AN ALTERNATE SOURCE 'v - INFORM ELECTRICAL SUPERVISOR OF FIELD LOSS DISCUSSION:

REFERENCES:

DWG 208-027 EG-18 SENSING ELEMENT: 40-DG-3B \\. ) v AR-902 Rev. 7 Page 9

e = ('~N, ENCLOSURE 1 (j (Page 9 of 19) DGB ANNUNCIATOR RESPONSE DG B-3-1 3-1 LUBE OIL PRESSURE l l LOVV I I INDICATED CONDITION: - LUBE OIL PRESSURE <16 PSIG AND NO SHUTDOWN SIGNAL, WITH EITHER: - DIESEL GENERATOR >810 RPM OR - JACKET COOLANT PRESSURE >14 PSIG - LUBE OIL PRESSURE <6 PSIG WITH GOVERNOR VALVE NOT AT HIGH LIMIT AND DIESEL GENERATOR >250 RPM FOR 20 SECONDS REDUNDANT INDICATION WHICH WILL VERIFY ALARM: ('s - D1ESEL GENERATOR SHUTDOWN \\ _) - LUBE OIL PRESSURE INDICATION ON DIESEL CAUCE PANEL OPERATOR ACTION FOR A VALID ALARM: - CHECK LU"" OIL SYSTEM FOR LEAKS - CHECK LUbt OIL LEVEL RESERVOIR AND PUMPS - INFORM MAINTENANCE DISCUSSION:

REFERENCES:

DWG 208-027 EG-2, EG-4, EG-10 EG-18 SENSING ELEMENT: DL-6-PS, DL-7-PS, DL-8-PS, DL-10-PS, EG-104-PT ..< g w/ AR-902 Rev. 7 Page 10

/'~h ENC (QSURE 1 '(,) (Page 10 of 19) DGB ANNUNCIATOR RESPONSE DG-B-3-2 3-2 DAY TANK FUEL OIL LEVEL LOVV l l INDICATED CONDITION: - DAY TANK FUEL OIL LEVEt >24" FROM TOP OF TANK REDUNDANT INP* CATION WHICH WILL VERIFY ALARM: - DAY TANK LEVEL INDICATOR OR DIPSTICK OPERATOR ACTION FOR A VALID ALARM: 7-~g - CHECK OPERATION OF AC AND DC FUEL OIL TRANSFER PUMPS (' ~') - CHECK FUEL OIL SYSTEM FOR LEAKS - CHECK DAY TANK DRAIN VALVES TO FUEL OIL RESERVOIR DISCUSSION:

REFERENCES:

DWC 208-027 EG-18; 208-020 DF-2 SENSING ELEMENT: DF-4-LS (~ \\_) AR-902 Rev. 7 Page 11

rT ENCLOSURLJ ( j-(Page 11 of 19) DGB ANNUNCIATOR RESPONSE DC-8-3-3 3-3 I I JACKET COOLANT TEMPERATURE l HIGH INDICATED CONDITION: - JACKET COOLANT RETURN TEMPERATURE 2195 DEG F REDUNDANT INDICATION WHICH WILL VERIFY ALARM: - JACKET COOLANT TEMPERATURE INDICATOR ON DIESEL GAUGE PANEL (DJ-16-TI) OPERATOR ACTION FOR A VALID ALARM: ,-~s - CHECK COOLANT EXPANSION TANK LEVEL (' ') - CHECK DIESEL GENERATOR FAN SYSTEM AND RADIATORS FOR ADEQUATE AIR FLOW - RED? ICE LOAD ON GENERATOR - IF NECESSARY START STANDBY COOLANT PUMP - VERIFY PROPER OPERATION OF LUBE OIL AND JACKET COOLANT HEATERS - NOTIFY MAIKTENANCE DISCUSSION:

REFERENCES:

DWG 208-027 EG-8, EG-18 SENSING ELEMENT: DJ-8-TS 4 h., 's._, AR-902 Rev. 7 Page 12

9 l f] ENCLOSURE 1 x,/ (Page 12 of 19) DGB ANNUNCIATOR RESPONSE DC-B-3-4 3-4 l l l l GENERATOR FIELD I I GROUND INDICATED CONDITION: - DIESEL GENERATOR GROUND PROTECTIVE RELAY ACTUATION REDUNDANT INDICATION WHICH WILL VERIFY ALARM: - GROUND PROTECTIVE RELAY INDICATES TRIPPED - BREAKER 3210 TRIPPED OPERATOR ACTION FOR A VALID ALARM: ,y ( ) - REENERGIZE ES BUS FROM ALTERNATE SOURCE JF POWER ~' - INFORM ELECTRICAL SUPERVISOR OF CONDITION DISCUSSION: A SINGLE FIELD GROUND WILL ACTIVATE THIS ALARM. IF A SECOND GROUND DEVELOPS, THE 76X RELAY WILL SHUT DOWN THE EGDG AUTOMATICALLY.

REFERENCES:

DWG 208-027 EG-18 SENSING ELEMENT: 64-DF-38 N ),] f l j AR-902 Rev. 7 Page 13

.r'T ENCLOSURE _1 () (Page 13 of 19) DGB ANNUNCIATOR RESPONSE DC-B-4-1 4-1 j LUBE OIL OR I JACKET COOLANT l l TEMPERATURE LOW INDICATED CONDITION: - LUBE OIL TEMP s115 DEC F QB - JACKET COOLANT TEMPERATURE s130 DEC F REDUNDANT INDICATION WHICH WILL VERIFY ALARM: - LUBE OIL TEMPERATURE INDICATOR (DL-24-TI) - JACKET COOLANT TEMPERATURE INDICATION ON DIESEL GAUGE PANEL (DJ-36-TI) ) OPERATOR ACTION FOR A VALID ALARM: - ENSURE JACKET HEATERS AND LUBE OIL HEATERS ARE SELECTED TO AUTO - CHECK STATUS OF STANDBY LUBE OIL AND JACKET COOLANT PUMPS - PERFORM APPLICABLE STEPS OF OP-707 TO ENSURE LUBE OIL HAS NOT COLLECTED IN UPPER PISTONS - REFER TO ITS: 3.0 & 3.8 DISCUSSION: IF LUBE OIL TEMPERATURE <110 DEG F OR THE LUBE OIL PUMP HAS TRIPPED, REFER TO OP-707 FOR RECOVERY. DIESEL SHOULD NOT BE STARTED WITH LUBE OIL TEMPERATURE <110 DEG F.

REFERENCES:

DWG 208-027 EG-8, EG-18 SENSING ELEMENT: DL-12-TS, DJ-29-TS J AR-902 Rev. 7 Page 14

(^'s ENfLOSEE._1 (.,j (Page 14 of 19) DGB ANNUNCIATOR RESPONSE DC-8-4-2 4-2 E DAY TANK FUEL OIL LEVEL f HIGH l INDICATED CONDITION: - DAY TANK FUEL OIL LEVEL 13.5" FROM TOP OF TANK REDUNDANT INDICATION WHICH WILL VERIFY ALARM: - DAY TANK LEVEL INDICATOR OR DIPSTICK OPERATOR ACTION FOR A VALID ALARM: - ENSURE FUEL OIL TRANSFER PUMPS (DFP-1B AND DFP-1D) ARE OFF ' Q,) DISCUSSI)N: IF BOTH TRANSFER PUMPS ARE SELECTED TO OFF, REFER TO ITS, SECTION 3.

8.3 REFERENCES

DWG 208-027 EG-18; 208-020 DF-2 SENSING ELEMENT: DF-4-LS l

l l I 8 u,h i AR-902 Rev. 7 Page 15

D LNCLOSURE 1 O ~= .(Page 15 of 19) i DG8 ANNUNCIATOR RESPONSE: DG B-4 4-3 AIR START ISOLATION VALVE NOT FULLY OPEN INDICATED CONDITION: - AIR START SHUT 0FF VALVE IS NOT IN THE FULL OPEN POSITION REDUNDANT INDICATION WHICH'WILL VERIFY ALARM: - EGV-39 VALVE POSITION OPERATOR ACTION FOR A VALID ALARM: - POSITION AIR START SHUT 0FF VALVE IN FULL OPEN POSITION DISCUSSION: - IF AIR VALVE IS CLOSED,- REFER TO-ITS, SECTION-3.8.3

REFERENCES:

-DWG 208-027 EG-8, EG-18 SENSING ELEMENT: EGV-39-KS -AR-902: Rev. 7 Page 16

l i 1 t s, ENCLOSURE 1 ) (Page 16 of 19) DGB ANNUNCIATOR RESPONSE DG-B-4-4 4-4 GENERATOR STATOR I I TEMPERATURE HIGH INDICATED CONDITION: - DIESEL CENERATOR STATOR TEMPERATURE RELAY ACTUATION REDUNDANT INDICATION WHICH WILL VERIFY ALARM: - DIESEL CENERATOR STATOR TEMP INDICATOR ON ELECTRICAL SWITCHBOARD OPERATOR ACTION FOR A VALID ALARM: - CHECK FOR ADEQUATE GENERATOR AIPFLOW [ ~') - REDUCE LOAD ON DIESEL GENERATOR / - INFORM ELECTRICAL SUPERVISION OF PROTECTIVE RELAY ACTUATION DISCUSSION: ANY GENERATOR STATOR TEMPERATURE PROBLEMS INDICATE EXCESSIVE LOAD OR A REDUCTION OF AIRFLOW.

REFERENCES:

DWG 208-027 EG-18 SENSING ELEMENT: 49-XDG-3B 7- ~ \\_,/ AR-902 Rev. 7 Page 17

~ 4 ENCLOSURE 1 (q ) (Page 17 of 19) DGB ANNUNCIATOR RESPONSE DC-8-5-1 5-1 LUBE OIL LEVEL l l LOW l I INDICATED CONDITION: - DIESEL LUBE OIL SUMP LEVFL BELOW LOWEST CONNECTING ROD REDUNDANT INDICATION WHICd WILL VERIFY ALARM: - DIESEL LUBE OIL SUMP LEVEL DIPSTICK OPERATOR ACTION FOR A VALID ALARM: - CHECK LUBE OIL SYSTEM FOR LEAKS f-(3k') - RETURN LUBE OIL LEVEL TO WITHIN NORMAL BAND - CHECK ITS, SECTION 3.8.3, FOR LUBE OIL INVENTORY REQUIREMENTS DISCUSSION: THE ENGINE CAN CONTINUE TO RUN IN THIS CONDITION, BUT LUBE OIL PRESSURE MUST BE MAINTAINED. IF PRESSURE BEGINS DROPPING OFF, TRIP THE ENGINE.

REFERENCES:

DWG 208-027 EG-8, EG-18 SENSING EL_.4ENT: DL-20-L5 ^' \\ fr AR-902 Rev. 7 Fage 18

r' x ENCLOSMRE_1 () (Page 18 of 19) DGB ANNUNCIATOR RESPONSE DC-B 2 5-2 DC FUEL OlL TRANSFER PUMP RUNNING l I INDICATED CONDITION: - DIESEL FUEL OIL TRANSFER PUMP ENERGIZED REDUNDANT INDICATION WHICH WILL VERIFY ALARM: - DIESEL FUEL OIL DC PUMP RUNNING - DIESEL GENERATOR DAY TANK LEVEL INDICATION OPERATOR ACTION FOR A VALID ALARM: - CHECK FUEL OIL SYSTEM FOR LEAKS ( '- / - CHECK OPERATION OF AC FUEL OIL TRANSFER PUMP - CHECK DAY TANK DRAIN VALVES CLOSED DISCUSSION: REFER TO ITS, SECTION 3.8.3, FOR MINIMUM FUEL OIL LEVEL REQUIREMENTS.

REFERENCES:

DWG 208-027 EG-18; 208-020 DF-2 SENSING ELEMENT: 42M9 b) V AR-902 Rev. 7 Page 19 l

,e3 EhkQ2 PEJ (v) (Page 19 of 19) DGB ANNUNCIATOR RESPONSE DC-B-5-3 5-3 l AIR START PRESSURE LOtV INDICATED CONDITION: - DIESEL GENERATOR STARTING AIR PRESSURE <225 PSIG REDUNDANT INDICATION WHICH WILL VERIFY ALARM: - DIESEL GENERATOR STARTING AIR RECEIVER PRESSURE INDICATORS - EGV-39 CLOSED OPERATOR ACTION FOR A VALID ALARM: ,-- s - CHECK STARTING AIR SYSTEM FOR LEAKS 's J - CHECK OPERATION OF STARTING AIR COMPRESSOR - REFER TO ITS, SECTION 3.8.3, FOR MINIMUM AIR START PRESSURE REQUIREMENTS - IF EGV-39 IS CLOSED, ENSURE NO START SIGNAL IS PRESENT AND OPEN THE VALVE DISCUSSION: THE STARTING AIR SYfTEM CAN BE CROSS CONNECTED WITH THE 'A' STARTING AIR SYSTEM. THE AIR C0flPRESSOR HAS A DC MOTOR BACKUP WHICH REQUIRES TRANSFER OF DRIVE BELTS TO OFCRATE. THE ALARM HAS A 20 PSI DEAD BAND AND CAN BE RESET WHEN AIR PRESSbRE >245 PSIC. THE RESET PUSHBUTTON MUST BE DEPRESSED TO RESET THE ALARM.

REFERENCES:

DWG 208-027 EG-8, EG-18 SENSING ELEMENT: EG-12-PS /~ .) AR-902 Rev. 7 Page 20 (LAST PAGE)}}