ML20127H176

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Forwards Util Transmitting Listed Repts on Listed Events.W/O Encls
ML20127H176
Person / Time
Site: Monticello Xcel Energy icon.png
Issue date: 07/26/1971
From: Morris P
US ATOMIC ENERGY COMMISSION (AEC)
To: Bush S
Advisory Committee on Reactor Safeguards
References
NUDOCS 9211180422
Download: ML20127H176 (1)


Text

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> y JUL 2 61371 DISTRIBlfrION Docket File Docket No. 50 263 BWR.1 Reading R. S. Boyd I S. M, Kari

.V. Senaroya

( e-l Dr. Spencer H. Bush l Chairman, Advisory Committee .

on Reactor Safeguards U. S. Atomic Energy Commission

Dear Dr. Bush:

Three copies of the following are transmitted for the information of the Committee:

Northern States Power C_ompany l (Monticello Nuclear Generating' Plant)

NSP letter, dated July 16, 19 71, transmitting reports on the following occurrences:

1. Failure of Two liigh Reactor Pressure Scram Switches to Trip hithin the Technical Specification Allowable Deviation 2 Reactor Coolant Temperature Increase of 115'F During a One l Hour Period i

3 Failure of fil Standby Cas Treatment System Air lleater Control Circuitry

.i Sincerely, Peter'A. Morris,_' Direct.or-ll Division of Reactor 1 Licensing

Enclosures:

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