ML19296A725

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LER 79-048/03L-0:on 791210,during 24-h Load Test on Emergency Diesel Generator 2, Discharge Pressure Gage of Backup Electric Fuel Oil Pump Indicated Zero.Caused by Significant Breakdown in QA Program During Const
ML19296A725
Person / Time
Site: Beaver Valley
Issue date: 02/07/1980
From: Werling J
DUQUESNE LIGHT CO.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19296A716 List:
References
LER-79-048-03L, LER-79-48-3L, NUDOCS 8002150333
Download: ML19296A725 (1)


Text

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U. S. NUCLEAR REGULATORY COMMISSION NRC F ORM 366 t! !H LICENSEE EVENT REPORT CONTROL BloCic l l l l l l l (PLE ASE PRINT OR TYPE ALL REQUIRED INFORMATIONI i .@

ITT l I P I A I 3 IV l s 11 Jgl 0 l0 l- l 0 l0 l01010 l- l010a j@p l1vamrE l1 11 I t l@j l 3, u r s.

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REPORr Q Art MJ 1 4 6J ei DCCK 4 7 %*/gER EVENT DESCRIPTION AND PROB ASLE CONSEQUENCES O'o o  : IDuring performance of the 24-hour load test on the No. 2 Emergency Diesel Generator,;

o 3 lthe discharge pressure gage of the backup electric fuel oil pump was d Escovered l The test was completed using the normal engine-driven fuel oil j aiAi lindicating zero.

e, s Ipump. Following the test, maintenance found a silica gel dessicant bag in the l lentine mcunted fuel tank, blocking the suction line to the electric fuel pump. The l o 6 o 7 lemergency generator remained operable and the silica gel has no detrimental ef fects l I

o a ton fuel oil. 80 CAUSE COVP- vatvE SYSTEV CAUSE CODE CODE SUSCODE C3vPONENT CODE SUSCCDE SvaCO E o 9 E l E l@ ] B l@ W@ l P l U l M ] P l Xl Xl@ l D j@ l Zl @ id t2 ;J 4 9 10 lt 2 12 F

OCCURRENCE REFORT REVI$iCN SE QU E N TI A L CCOE TYPE NQ.

EVENT YEAR REPORT No.

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IJ 24 J3 26 CAUSE DESCRIPTION AND CCRRECTIVE ACTICNS h i o l T, tie incident resulted from a significant breakdown in the quality assurance program W iduring construction. It is unknown when the dessicant was introduced into the tank.1 TTT-'l I A similar bag was f ound in the No. 1 Emergency Diesel Generator fuel oil tank. The l W external day tanks wili be inspected for foreign materials. l l

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