ML18078A639

LER 78-083/03L-0 on 781213:Number 13 Auxiliary Feed Pump Tripped on Overspeed Because Governor Operating Speed Was Set at 4200 Rpm.Governor Speed Reset & 3 Tests Confirmed Operability

ML18078A639
Person / Time
Site:	Salem
Issue date:	01/10/1979
From:	Kapple A Public Service Enterprise Group
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML18078A638	List: ML18078A637 ML18078A639
References
LER-78-083-03L, LER-78-83-3L, NUDOCS 7901160205
Download: ML18078A639 (1)

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• S. NUCLEAR REGULATURY COMMISSION 17-771 LICENSEE EVENT REPORT CONTROL BLOCK: I 1

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C§:[I] I During recovery from a Rx trip, No. 13 Auxiliary Feed Pump started as required,

[]JJJ I then tripped on overspeed. No. 11 and 12 Auxiliary Feed Pumps operated satisfactorily~

[)):rJ I T/S 3.7.1.2 Action Statement was implemented and troubleshooting commenced on the

~ I governor controls. The unit was taken to cold shutdown when it became apparent

[]I§] I additional time was needed to test and repair. The pump was returned to service on

[]JI] I 12-19-78 and tested satisfactory. This is the second occurrence of this type

- ((ID (78-73) **

7 8 9 80 SYSTEM CAUSE CAUSE COMP. VAL.VE CODE CODE suacoDE COMPONENT CODE suacooE suecoDE

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[)))) I The speed control setting of the governor was found to be _4200 rpm instead of the ct:rtJ I required _3835. The governor was reset and three full speed functional tests

[IJJJ I confirmed operability ..

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