ML20058L013

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Forwards Four LERs Re Maladjustment in Number 12 Diesel Generator Fast Start Control,Improper Setting on APRM Time Delay Relay,Tip Ball Failure to Close & RCIC Steam Control Valve Stuck Closed,Respectively
ML20058L013
Person / Time
Site: Monticello Xcel Energy icon.png
Issue date: 11/26/1975
From: Mayer L
NORTHERN STATES POWER CO.
To: Boyd R
Office of Nuclear Reactor Regulation
Shared Package
ML20058L017 List:
References
NUDOCS 9105070355
Download: ML20058L013 (1)


Text

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NSF NORTHERN STATES POWER COMPANY M I N N E A P CLI S, M O N N E S OTA 55408 November 26, 1975 7

'v' R.

S. Boyd, Acting Director

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Division of Reactor Licensing j

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U.

S. Nuclear Regulatory Corraission

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Washington, DC 20555 a

Dear Mr. Boyd:

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w MO::TICELLO Kl' CLEAR GENERATING PLINT Docket No. 50-263 License No DPR-22 Maladiustrent in df12 Diesel Generator rast start Control Improper Setting on APR Tirne belav Relav TIP Ball Valve Failure to Close RCIC Steam Control Valve Stuck Closed Licensee Event Reports for the 4 occurrences identified above are attached to this letter.

Yours very truly, d d. '

W L.

O. Mayer, TE Manager,I;uclear Support Services LCN/MBV/deh cc:

J. G.

Kepple r 1 /

G. Cha rnof f MPCA Attn: J.

W.

I'ernan i

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l 9105070355 751126

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l CF ADDCK 05000263 CF f.