ML20039B280
| ML20039B280 | |
| Person / Time | |
|---|---|
| Site: | Rancho Seco |
| Issue date: | 12/08/1981 |
| From: | Reinaldo Rodriguez SACRAMENTO MUNICIPAL UTILITY DISTRICT |
| To: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE) |
| Shared Package | |
| ML20039B281 | List: |
| References | |
| NUDOCS 8112220489 | |
| Download: ML20039B280 (3) | |
Text
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$ S M UiB SACRAMENTO MUNICIPAL UTILITY DISTRICT E] 6201 S Street, Box 15830, Sacramento, California 95813; (916) 452-3211 RJR 81-681 December 8, 1981
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OPERATING PLANT STATUS REPORT DOCKET NO. 50-312 Enclosed is the November Operating Plant Status Report for Rancho Seco Uni t One.
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R. J. Rocriguez Manager Nuclear Operations Enclosure cc:
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8112220489 811200 PDR ADOCK 05000312 R
PDR A.'4 ELECTRIC SYSTtY s E R Vt N S YORE I tl A *4 3r0.900 IN T li E HEARI 0F C All T O R N I A
SUMMARY
OF PLANT OPERATIONS 11/1 Continued normal plant operations. Unit at 87% power.
11/2 1139 Reducing power to limit polisher A P.
1200 Unit at 85% power.
!328 Reducing power because of polishing demins and condensate pump suction strainer dif ferential.
1456 Unit at 71% power.
11/3 0345 Reducing power to secure "A" condensate pump for suction strainer cleaning.
0459 Unit at 42% power.
0938 increasing reactor power.
1148 Unit at 87% and holding.
11/4 0320 Reducing power to limit polisher A P.
0730 Unit at 76% power.
11/6 0100 increasing reactor power.
0218 Unit at 87% power--began 5 hour5.787037e-5 days <br />0.00139 hours <br />8.267196e-6 weeks <br />1.9025e-6 months <br /> hold.
1555 increasing reactor power.
2100 Unit at 1000 power.
11/7 1400 Reducing power due to possible feedwater heater leak.
1702 Unit at 75% power.
1758 increasing reactor power.
2101 Unit at 872 power--began 5 hour5.787037e-5 days <br />0.00139 hours <br />8.267196e-6 weeks <br />1.9025e-6 months <br /> hold.
11/8 0200 increasing reactor power.
f 0327 Unit at 100% power.
11/11 0735 Received alarm on "A" RCP lube oil reservoir.
0843 Reducing power to add oil to "A" RCP.
0957 Secured "A" RCP.
1129 opened OCB's and removed unit from system.
1210 Unit at 3% power.
2131 Paralled unit to the system and closed OCB's.
11/12 1300 Reactor at 87% power--began 5 hour5.787037e-5 days <br />0.00139 hours <br />8.267196e-6 weeks <br />1.9025e-6 months <br /> hold.
1812 increasing reactor power.
1957 Unit at 100% power.
11/13 1030 Reducing power to work on governor valve..
1050 Holding unit at 97% power per dispatcher request.
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1109 Reducing reactor power to 90%.
l 1237 increasing reactor power.
1420 Unit at 100% power.
11/21 1314 Reducing power due to seal leak on "A" MFP.
1650 Unit at 70% power.
1518 Tripped "A" MFP.
-11/22 1500 Reducing power for turbine balancing.
1723 Opened OCB's and removed unit from system.
2255 Reducing power on the way to cold shutdown.
11/23 0523 Tripped reactor.
1320 Reactor in cold shutdown.
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PERSONNEL CHANGES REQUIRING REPORTING, No personnel changes that require reporting in accordance with Technical Specification Figure 6.2-2 were made in November 1981.
SUMMARY
OF CHANGES IN ACCORDANCE WITH 10 CFR 50.59(b)
-No changes in accordance with 10 CFR 50.59(b) were made during the non+h of November 1981.
MAJOR ITEMS OF SAFETY RELATED MAINTENANCE 1.
Adjusted packing on bypass oil pump of "B" emergency diesel generator.
2.
Disassembled and inspected HPI pump F-238A lube oil cooler and found to be in good condition.
3 Reset pressure swi tch AC ai r compressor on "B" diesel generator to Process Standards.
4.
Replaced defective CR-3 relay on "B" battery charger and function tested.
5 Calibrated RPS pressure transmitters on Channels A, B, C, and D.