ML19282B654: Difference between revisions
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| number = ML19282B654 | | number = ML19282B654 | ||
| issue date = 02/23/1979 | | issue date = 02/23/1979 | ||
| title = Responds to NRC | | title = Responds to NRC Re Violations Noted in IE Insp Repts 50-282/78-23, & 50-306/78-23.Corrective Actions: Preventive Maint Procedures for Safeguards Buses Are Being Rewritten to Comply W/Tech Specs | ||
| author name = Wachter L | | author name = Wachter L | ||
| author affiliation = NORTHERN STATES POWER CO. | | author affiliation = NORTHERN STATES POWER CO. | ||
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| contact person = | | contact person = | ||
| document report number = NUDOCS 7903160083 | | document report number = NUDOCS 7903160083 | ||
| title reference date = 02-01-1979 | |||
| package number = ML19282B652 | | package number = ML19282B652 | ||
| document type = CORRESPONDENCE-LETTERS, INCOMING CORRESPONDENCE, UTILITY TO NRC | | document type = CORRESPONDENCE-LETTERS, INCOMING CORRESPONDENCE, UTILITY TO NRC | ||
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=Text= | =Text= | ||
{{#Wiki_filter:. . | {{#Wiki_filter:.... | ||
NSP | NSP NORTHERN STATES POWER COMPANY winn zapou e. usw us sora es4oi February 23, 1979 Mr. Gaston Fiorelli Chief, Reactor Operations and Nuclear Support Branch Region III United States Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, Illinois 60137 | ||
NORTHERN | |||
==Dear Mr. Fiorelli:== | ==Dear Mr. Fiorelli:== | ||
PRAIRIE ISLAND NUCLEAR GENERATING PLANT Dockets No. 50-282 and Nol QO-3ve) | PRAIRIE ISLAND NUCLEAR GENERATING PLANT Dockets No. 50-282 and Nol QO-3ve) | ||
In response to your letter of February 1, 1979, which transmitted Inspection Reports 50-282/78-23 and 50-306/78-23, the following information is offered: | In response to your letter of February 1, 1979, which transmitted Inspection Reports 50-282/78-23 and 50-306/78-23, the following information is offered: | ||
Infraction Section 6.5. A of the Technical Specifications requires that detailed written procedures, including applicable checkof f lists .and instructions covering testing require =cata that could have an effect on nuclear safety, shall be prepared and followed. | Infraction Section 6.5. A of the Technical Specifications requires that detailed written procedures, including applicable checkof f lists.and instructions covering testing require =cata that could have an effect on nuclear safety, shall be prepared and followed. | ||
Contrary to the above, on November 30, 1978, during relay testing on Unit 2, an electrical jumper that had not been identified to be required by procedure BT-256 was applied without obtaining proper review and approval. | Contrary to the above, on November 30, 1978, during relay testing on Unit 2, an electrical jumper that had not been identified to be required by procedure BT-256 was applied without obtaining proper review and approval. | ||
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Procedures perta[nkpg to preventive maintenance to be performed on 4160 volt b'uses during the Unit 1 outage scheduled for April,1979, will be completed before then. Procedures covering the remaining buses should be completed by the end of 1979. | Procedures perta[nkpg to preventive maintenance to be performed on 4160 volt b'uses during the Unit 1 outage scheduled for April,1979, will be completed before then. Procedures covering the remaining buses should be completed by the end of 1979. | ||
Personnel involved in Safeguards Bus Maintenance will review these procedures prior to actual accomplishment. | Personnel involved in Safeguards Bus Maintenance will review these procedures prior to actual accomplishment. | ||
Yours very truly, | Yours very truly, | ||
#6 79031600Rg gf4ff&u 1979 L. J. Wachter Vice President - Power Production and System Operation ec: Mr. G. Charnoff}} | |||
Latest revision as of 22:59, 2 January 2025
| ML19282B654 | |
| Person / Time | |
|---|---|
| Site: | Prairie Island  |
| Issue date: | 02/23/1979 |
| From: | Wachter L NORTHERN STATES POWER CO. |
| To: | Fioreeli G NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| Shared Package | |
| ML19282B652 | List: |
| References | |
| NUDOCS 7903160083 | |
| Download: ML19282B654 (1) | |
Text
....
NSP NORTHERN STATES POWER COMPANY winn zapou e. usw us sora es4oi February 23, 1979 Mr. Gaston Fiorelli Chief, Reactor Operations and Nuclear Support Branch Region III United States Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, Illinois 60137
Dear Mr. Fiorelli:
PRAIRIE ISLAND NUCLEAR GENERATING PLANT Dockets No. 50-282 and Nol QO-3ve)
In response to your letter of February 1, 1979, which transmitted Inspection Reports 50-282/78-23 and 50-306/78-23, the following information is offered:
Infraction Section 6.5. A of the Technical Specifications requires that detailed written procedures, including applicable checkof f lists.and instructions covering testing require =cata that could have an effect on nuclear safety, shall be prepared and followed.
Contrary to the above, on November 30, 1978, during relay testing on Unit 2, an electrical jumper that had not been identified to be required by procedure BT-256 was applied without obtaining proper review and approval.
Response
Preventive Maintenance Procedures for Safeguards Buses are presently being rewritten to include detailed test procedures and checkoff lists to be used by relay test personnel. These procedures will comply with Technical Specification 6.5.As,and plant directives covering bypass controls.
Procedures perta[nkpg to preventive maintenance to be performed on 4160 volt b'uses during the Unit 1 outage scheduled for April,1979, will be completed before then. Procedures covering the remaining buses should be completed by the end of 1979.
Personnel involved in Safeguards Bus Maintenance will review these procedures prior to actual accomplishment.
Yours very truly,
- 6 79031600Rg gf4ff&u 1979 L. J. Wachter Vice President - Power Production and System Operation ec: Mr. G. Charnoff