05000293/LER-1979-045, Forwards LER 79-045/03L-0

Forwards LER 79-045/03L-0

ML19256F991
Person / Time
Site:	Pilgrim
Issue date:	12/14/1979
From:	Mcguire P BOSTON EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19256F992	List: 05000293/LER-1979-045, Forwards LER 79-045/03L-0 05000293/LER-1979-045-03, /03L-0:on 791114,differential Pressure Between Drywell & Suppression Chamber Decreased to Less than 1.50 Psid.Caused by Decrease in HPCI Valve Leakage.Nitrogen Added & Temp Increased,Which Increased Differential to 1.50
References
79-267, NUDOCS 7912270182
Download: ML19256F991 (1)

LER-1979-045, Forwards LER 79-045/03L-0

Event date:
Report date:
2931979045R00 - NRC Website

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Licensee Event Report 79-045/03L Dc o. t o-51 r

- 29 s License DPd- 0 Gen tlemen :

The attached Licensee Event Report 79-045/03L, Operation with a Suppression Chamber.to Drywell L.fferential Pressure less than 1.50 psid, is hereby submitted in accordance with the requirenents of Pilgrir Nuclear Power Station Technical Specification 6.9.B.

The Operations Review Committee has reviewed this event and classified it. as operation in a degraded mede per-mitted by a L%iting Condition for Operation or requirine, shutdern (Specification 6.9.B.2.b).

If there are any questions on this subject, please contact us.

Respectfully submitted, Y'

,/

P. J. McGuire Station Manager Nuclear Operations ETG:ep

Enclosures:

(3 copies)

LER 79-045/03L cc:

Director (40 copies)

Office of Management Information and Program Control U. S. Nuclear Regulatory Commission k'ashington, D.C.

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