05000336/LER-1980-031, Forwards LER 80-031/03L-0

Forwards LER 80-031/03L-0

ML19332B384
Person / Time
Site:	Millstone
Issue date:	09/12/1980
From:	Mroczka E NORTHEAST UTILITIES
To:	Grier B NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19332B385	List: 05000336/LER-1980-031, Forwards LER 80-031/03L-0 05000336/LER-1980-031-03, /03L-0:on 800817,one of Two Min Channels of Wide Range Neutron Flux Instrumentation Required for Mode 5 Failed.Caused by Defective Preamplifier.Component Replaced
References
MP-2-4482, NUDOCS 8009260649
Download: ML19332B384 (1)

LER-1980-031, Forwards LER 80-031/03L-0

Event date:
Report date:
3361980031R00 - NRC Website

text

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t September 12, 1980 MP-2-4482 Mr. Boyce H. Grier Director, Region I Office of Inspection and Enforcement U. S. Nuclear Regulatory Comission 631 Park Avenue King of Prussia, Pennsylvenia 19406

Reference:

Facility Operating License No. DPR-65 Docket No. 50-336 Reportable Occurrence R0-336/80-31/3L-0

Dear Mr. Grier:

This letter forwards Licensee Event Report 80-31/3L-0 required to be submitted within thirty days pursuant to Millstone Unit 2 Appendix A Technical Specifications, Section 6.9.1.9.b, conditions leading to operation in a degraded mode permitted by a limiting condition for operation. An additional three copies of the report are enclosed.

Yours truly, NORTHEAST NUCLEAR ENERGY COMPANY

/n 'W

.J.Mroczd Station Superintendent Millstone Nuclear Power Station m

EJM/JSH:Raf

Attachment:

LER 80-31/3L-0 Director, Office of In pection and Enforcement, Washington, D.C.

cc:

(30)

Director, Office of Management Information and Program Centrcl, Washington, D.C.

(3)

U. S. Nuclear Regulatory Comission, c/o Document Management Branch, Washington, D.C.

20555 Ch 8009260649 l