ML20009A566

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Significant Deficiency Rept 11 Re 4 Kv Switchgear Circuit Breaker Auxiliary Switch Crack Assembly Defect,Initially Reported 800522.Due to Delay in Receipt of New Parts, Corrective Actions Will Be Delayed Until 810830
ML20009A566
Person / Time
Site: Limerick  
Issue date: 06/30/1981
From: Kemper J
PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To: Grier B
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
QUAL-2-10-2, NUDOCS 8107130324
Download: ML20009A566 (1)


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PHILAD ELPHIA ELECTRIC COM PAN,Yi JQ ; 0 ;S37,,,,,, r

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2301 M ARKET STREET P.O. BOX 8699 M #2 4 1881 -1981

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PHILADELPHI A. PA.19101

/ZqM JOHN S. KEMPE R

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EmGesea m mians aseo e,ast a ncoe Mr. Boyce Grier, Director United States Nuclear Regulatory Commission Office of Inspection and Fnforcement, Region I 631 Park Avenue King of Prussia, PA 19406

SUBJECT:

Liuerick Generating Station, Units 1 & 2 Significant Deficiency Report No. 11 4KV Switchgear Circuit Breaker Auxiliary Switch Crank Assembly Defect

REFERENCE:

a)

Telecon of May 22, 1980 - H.

R.

Walters, PECO to R.

McGaughy, US NRC b)

J.S.

Kemper (PECO) Letter to B. Grier (US NRC) dated 6/20/80 c)

J.S.

Kemper (PECO) Letter to B. Grier (US NRC) dated 12/30/80 FILE:

QUAL 2-10-2 (SDR #11)

Dear Mr. Grier:

In our most recent letter on the above subject deficiency, it was stated we anticipated completing the corrective actions by June 30, 1981.

Due to c ir c u.ns t a n c e s that have subsequently developed during the course of correcting the deficiency, it is now expected that completion of the corrective actions will be delayed until August 30, 1981.

The most recent delay is due to the fact that the testing to determine the cause, revealed that a design change and new parts were required.

These new parts were just received on site.

We expect it will take approximately a month to install and inspeer the new parts, barring any unforeseen difficulties.

Sincerely, JMC:drd 7

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PDR

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