05000293/LER-1980-037-03, /03L-0:on 800709,salt Svc Water Pump P208B Tripped on Thermal Overload.No Probable Cause Determined.Following Maint,Pump Tested & Returned to Svc Same Day

/03L-0:on 800709,salt Svc Water Pump P208B Tripped on Thermal Overload.No Probable Cause Determined.Following Maint,Pump Tested & Returned to Svc Same Day

ML19330C737
Person / Time
Site:	Pilgrim
Issue date:	08/08/1980
From:	Mcloughlin M BOSTON EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19330C732	List: 05000293/LER-1980-037, Forwards LER 80-037/03L-0 05000293/LER-1980-037-03, /03L-0:on 800709,salt Svc Water Pump P208B Tripped on Thermal Overload.No Probable Cause Determined.Following Maint,Pump Tested & Returned to Svc Same Day
References
LER-80-037-03L, LER-80-37-3L, NUDOCS 8008110400
Download: ML19330C737 (1)

LER-1980-037, /03L-0:on 800709,salt Svc Water Pump P208B Tripped on Thermal Overload.No Probable Cause Determined.Following Maint,Pump Tested & Returned to Svc Same Day

Event date:
Report date:
2931980037R03 - NRC Website

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LICENSEE EVENT REPORT CONTROL BLOCK: l l

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(PLEASE P'. INT OR TYPE ALL REQUIRED INFORMATION)

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8 9 LICENSEE CODE 14 15 LICENSE NUM8ER 25 26 LICENSE TYPE JG 57 CAT $8 COWT lol1l 3o[n$ l L @l 0 l 5 l0 l-l0 l 219 l 3 l@l0 17 l0 19 l8 l0 l@l0l8]0l8l8lOl@

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60 61 DOCKET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h Iol2l l On July 9,1980 at approximately 0100 hours0.00116 days <br />0.0278 hours <br />1.653439e-4 weeks <br />3.805e-5 months <br /> Salt Service Water (SSW) Pump P208B l

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tripped on thermal overload. SSW P208D was out of servic' for maintenance at the l

Io I4 l l time. Reactor operation continued as permitted by T.S. Section 3.5.B.2.

A l

lo IsI l priorny ' A' maintenance request No. 80-2277 was immediately issued. Following l

io je l l maintenance, the pump was tested and returned to service at approximately 1650 l

[o l7l l hours the same day.

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8 9 C E CODE SUSCO E COMPONENT CODE SU ode SU E

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9 10 11 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION LER EVENT YEAR R EPORT NO.

CODE TYPE N O.

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33 34 35 36 31 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h liloll Tests were performed utilizing various combinations of SSW pumps to ascertain the ii l 3 l l cause of the trip. No abnormal current loading was observed during this testing.

l ti12l l No probable cause for the trip was determined. This was an isolated event.

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% POWER OTHER STATUS IS O Y

DISCOVERY DESCRIPTION l1 15IlEl@ l1l0l0l@l N.A.

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A TIVITY CO TENT RELEASED OF REL4ASE AMOUNT OF ACTIVITY LOCATION OF RELEASE N.A.

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N.A.

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@ [Zj @ l PERSONNEt ExPOSSES NUV8ER TYPE

DESCRIPTION

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l PERSONNELINJU IES NUM8ER

DESCRIPTION

FTTiil I O l 010 l@l N.A.

l 80 7

8 9 11 12 LOSS OF OR DAMAGE TO FACILITY h TYPE

DESCRIPTION

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N.A.

l lZ[@l 1 9 80 7

8 9 10 PUBL 6 CITY NRC USE ONLY ITTTI LNj@ DESCRIPTION '

8008110NGO ISSUED l

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8 9 f0 NAME OF PREPARER PHONE: