05000293/LER-1979-051-03, /03L-0:on 791231,reactor Coolant Leak Detection Air Sampling Sys Tripped.Caused by Power Plug Inadvertently Removed by Workers.Power Plug Inserted & Unit Returned to Svc

/03L-0:on 791231,reactor Coolant Leak Detection Air Sampling Sys Tripped.Caused by Power Plug Inadvertently Removed by Workers.Power Plug Inserted & Unit Returned to Svc

ML19257C522
Person / Time
Site:	Pilgrim
Issue date:	01/24/1980
From:	Mcloughlin M BOSTON EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19257C521	List: 05000293/LER-1979-051, Forwards LER 79-051/03L-0 05000293/LER-1979-051-03, /03L-0:on 791231,reactor Coolant Leak Detection Air Sampling Sys Tripped.Caused by Power Plug Inadvertently Removed by Workers.Power Plug Inserted & Unit Returned to Svc
References
LER-79-051-03L, LER-79-51-3L, NUDOCS 8001290309
Download: ML19257C522 (1)

LER-1979-051, /03L-0:on 791231,reactor Coolant Leak Detection Air Sampling Sys Tripped.Caused by Power Plug Inadvertently Removed by Workers.Power Plug Inserted & Unit Returned to Svc

Event date:
Report date:
2931979051R03 - NRC Website

text

RC FORM 366 7 77)

LICENSEE EVENT REPORT CONTROL BLOCK: l l

l l lh (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATIONI i

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8 9 LICENSEE CODE 14 15 LICENSE NUMBER 25 26 LICENSE TYPE JV 57 CAT $8 CON'T [g"Ce I L h 0 l 5 l0 l-l0 l2 l9 l3 @l1 2 l3 l1 l7 l9 l@ 0 l 1 2 l4 l8 l0 @

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d 60 61 DOCKET NUMBER ti8 69 EVENT D ATE 74 75 REPORT D ATE 80 EVENT DESCRIPTION AND PROBA8LE CONSEQUENCES h o

2 l At 1720 hours0.0199 days <br />0.478 hours <br />0.00284 weeks <br />6.5446e-4 months <br /> on December 31, 1979 the Reactor Coolant Leak Detuctior. Air Sampling o

3, i System (C-19) tripped. Upon examination it was observed t. hat the power plug had g

been inadvertently recoved by workers in the area. Power was restored and the j

o 4

o s ; unit returned to service at 1735 hours0.0201 days <br />0.482 hours <br />0.00287 weeks <br />6.601675e-4 months <br />.

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CAUSE COMP.

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.8 19 20 SEQUENTI AL OCCURRENCE REPORT R EVISION LER.RO EVENT YE AR R EPORT NO.

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_ 21 22 23 24 26 27 28 29 30 31 32 TAK N ACT ON ON PL NT YET D HOURS S 8 I FOR 5 8.

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o l Power plug inserted and unit returned to service.

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