05000348/LER-1981-040-03, /03L-0:on 810529,diesel Generator 1-2A Could Not auto-start Due to Mode Selector Switch Being Placed in Mode 3.Caused by Generator Being Shut Down for Cleaning. Switch Returned to Mode 1

/03L-0:on 810529,diesel Generator 1-2A Could Not auto-start Due to Mode Selector Switch Being Placed in Mode 3.Caused by Generator Being Shut Down for Cleaning. Switch Returned to Mode 1

ML20009G009
Person / Time
Site:	Farley
Issue date:	06/30/1981
From:	Hairston W ALABAMA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20009F988	List: 05000348/LER-1981-040, Forwards LER 81-040/03L-0 05000348/LER-1981-040-03, /03L-0:on 810529,diesel Generator 1-2A Could Not auto-start Due to Mode Selector Switch Being Placed in Mode 3.Caused by Generator Being Shut Down for Cleaning. Switch Returned to Mode 1
References
LER-81-040-03L, LER-81-40-3L, NUDOCS 8108030233
Download: ML20009G009 (2)

LER-1981-040, /03L-0:on 810529,diesel Generator 1-2A Could Not auto-start Due to Mode Selector Switch Being Placed in Mode 3.Caused by Generator Being Shut Down for Cleaning. Switch Returned to Mode 1

Event date:
Report date:
3481981040R03 - NRC Website

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8 60 St DOCKET NUMBER 68 59 EVE'*T DATE 74 75 REPORT OATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h L.L2_j l At 2235 on 5-29-81,~ diesel Renerator 1-2A was declared in'perable as a result of its I

o g l being incapable of auto-starting due to the mode selector switch being placed in Node 3.l.

[ Tech. Spec. 3.8.1.1, in part, requires D.G. 1-2A to be operable. Tech. Spec. 3.8.1.1 l

> l s i l action statement requirements were met.

Health / safety of.the public was not affected.

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This LER is applicable to both Units 1 and 2 at FNP.)

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40 44 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS run for nrevenenef ve min-I O I l At acoroximately 1200 on 5-29-81. the 1-7A D.C. uns beine I

i li l l tenance purposes when it was noted that the lube oil strainer differential pressure had I l reached the value normally used as a guideline for cleaning the strainer. The plant l

l operator was instructed by the Shift Supervisor to shut down the D.C.

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CAUSE DESCRIPTION AND CORRECTIVE ACTIONS (Continued) the strainer; therefore, the plant operator placed the mode selector switch in Mode 3.

The Shift Supervisor had intended to simply stop the D.G. and i

clean the strainer in a routine manner. During the shift turnover, the on-coming Shif t Supervisor obaerved the position of the : node selector switch and it was placed in Mode 1 and D.G. 1-2A was returned to service at 2300 on 5-29-81.

Individuals involved have been counseled regarding this event in order to prevent recurrence.

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