05000263/LER-1979-020, Forwards LER 79-020/03L-0

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Forwards LER 79-020/03L-0
ML19210C140
Person / Time
Site: Monticello Xcel Energy icon.png
Issue date: 11/07/1979
From: Mayer L
NORTHERN STATES POWER CO.
To: James Keppler
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML112900791 List:
References
NUDOCS 7911130322
Download: ML19210C140 (1)


LER-1979-020, Forwards LER 79-020/03L-0
Event date:
Report date:
2631979020R00 - NRC Website

text

MSP NORTHERN STATE 5 POWER COMPANY MIN N E APOLI S. MIN N E SOTA 5 5404 November 7, 1979 Mr J G Keppler Office of Inspection & Enforcement U S Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, IL 60137

Dear Mr Keppler:

MONTICELLO NUCLEAR GENERATING FLANT Docket No. 50-263 License No. DPR-22 RCIC Temperature Switch Setpoint Drift The Licensee Event Report for this occurrence is reproduced on the back of this letter.

Enclosed are three copies.

This event is reported in compliance with Technical Specification 6.7.B.2.a in that a protection instrument setting was found to be less conservative than required. Redundant instruments were fully cperable.

Yours very truly, W

i=o A L 0 Mayer, PE Manager of Nuclear Support Services LOM/DMM/jh cc:

Director, IE, USNRC (30)

Director, MIPC, USNRC (3)

MPCA Attn: J U Ferman 1323 157

- over-7911130 3 b S