ML17258A931

Updated LER 81-002/03X-1:on 810109,safety Injection Pump Did Not Start W/Westinghouse DB-50 Air Circuit Breaker 16 During Test C.Caused by Closing Circuit Malfunction.Breaker Replaced & Tested.Investigation Continuing

ML17258A931
Person / Time
Site:	Ginna
Issue date:	04/01/1981
From:	Edgar E ROCHESTER GAS & ELECTRIC CORP.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML17258A932	List: ML17258A931 ML17309A141 ML17309A142
References
CAR-1278, LER-81-002-03X, LER-81-2-3X, NUDOCS 8104070573
Download: ML17258A931 (2)

Text

I' U. S. NUCLEAR REGULATORY COMMISSION C,~FRM 366 81-002/03X-1 Update Report - Previous Repo Date 1/30/81 ENSEE EVENT REPORT CONTROL BLOCK: OT (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATIONI I 6 topi j N Y R E G 1 QE 0 0 0 0 0 0 0 - 0 0 Q3 4 1 1 1 1 Q4~OE 14 15 LICENSE NUMBER 26 LICENSE TYPE 30 57 CAT 58 7 8 9 I.ICENSEE CODE CON'T 4 4 07 0 9 8 1 B 0 4 0 1 8 1 QB

~p L QB 0 5 0 0 0 2 1 74 75 REPORT DATE 80 7 8 60 61 DOCKET NUMBER 69 EVENT DATE EVENT DESCRIPTION AND PROBABLE CONSEQUENCES Q10 During test C SI pump did not start with bus 16 breaker. (T . S . 3 . 3 . 1 . 1 c) . The C pump had been proven operable using bus 14 breaker during this test as well as the other 2 CZ3 p 3 4 pumps ~ After examining breaker for position breaker was fully racked out, then fully 6 racked in, and operation proved successful.

~OB

~O7

~OB 80 7 8 9 SYSTEM CAUSE CAUSE COMP. VALVE CODE CODE SUBCODE COMPONENT CODE SUBCODE SUBCODE

~OB ~SF 10 Qll E Q>> ~AQ>>

12 13 C K T 8 K R QE 18

~AO75 19

~Z 20 Q'8 7 8 9 11 SEQUENTIAL OCCURRENCE REPORT REVISION QTT LERIRP REPQRT ACTION FUTURE EVENT YEAR

~81 21 22 EFFECT

~

23 SHUTDOWN 24 REPORT NO.

~00 2 26

~W 27

~03 28 ATTACHMENT CODE 29 NPRDQ TYPE

~X 30 PRIME COMP.

31 NO.

~1 32 COMPONENT TAKEN ACTION ON PLANT METHOD HOURS Q22 SUBMITTED FORM SUB. SUPPLIER MANUFACTURER Qls ~DOPE ~ZO29 ~ZOET 0 0 0 +NO23 ~Q24 ~NO25 0 O29 33 34 35 36 37 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS Q27 p Closing circuit malfunction. During intensified observation efforts malfunction recurred as reported in LER 8 1-005 . After malfunction in which monitoring instrumentation was used, qualified replacement breaker was installed and tested. Faulty breaker to be examined and tested by RG&E and Westinghouse to identify exact cause. Breaker is 4

Westinghouse DB-50 air circuit breaker, 500 amp.

80 7

~l5 8 9 FACILITY STATUS

~E Q28 ~10

% POWER 0 Q29 OTHER STATUS NA

~

~3P METHOD OF DISCOVERY

~BQ31 DISCOVERY DESCRIPTION Q32 Surveillance test 7 8 9 10 12 13 44 45 46 80 ACTIVITY CONTENT ~

RELEASED OF RELEASE AMOUNTOF ACTIVITYQ36 LOCATION OF RELEASE Q 7

6 8

~Z 9

Q33 ~ZQ34 10 PERSONNEL EXPOSURES 11 NA 44 '5 NA 80 NUMBER TYPE DESCRIPTION Q39 o O37 M~038 NA 8 9 11 12 13 80 7

PERSONNEL INJURIES NUMBER DESCRIPTIONQI

~ill ~00 7 8 9 0 Q40 11 12 NA 80 LOSS OF OR DAMAGE TO FACILITY TYPE'ESCRIPTION Q43 Z Q42 NA 8 9 10 80 PUBLICITY NRC USE ONLY

~2p ~P ISS D Q4 DESCRIPTION Q NA 8 1 04'0705 68 69 80 o 8

NAME QF PREPARFR E~ Clair Edgar PHONE3 1 5 524-4446 ext. 248 I

~ V-