ML16340C125

Notice of Violation from Insp on 811002-30

ML16340C125
Person / Time
Site:	Diablo Canyon
Issue date:	11/18/1981
From:	Thomas Young NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
To:
Shared Package
ML16340C126	List: IR 05000275/1981027 ML16340C125 ML16340C127
References
50-275-81-27, NUDOCS 8112080346
Download: ML16340C125 (4)

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0 NOTXCE OF VIOLATION Pacific Gas and Electric Company P. 0.

Box 7442 San Francisco, California 94106 As a result of the inspection of October 2, through October 30, 1981, and in accordance with the Interim Enforcement Policy, 45 FR.

66754 (October 7, 1980),

the following violation was identified:

Facility Opex'sting License No. DPR-76, Section 2.C,(Z), incorporates the Technical, Specifications into the license.

Technical Specification 6.8 states Chat:

"written procedures shall be established, implemented and maintained covering..;applicable procedures recommended in Appendix "A" of Regulatory Guide 1.33, Revision 2,'February 1978...Each pro<<

cedure...and changes thereto, shall be reviewed by PSRC and approved by the Plant.'anager prior to implementation and reviewed periodically as set forth in administrative procedures."

Fux'thex, "Maintenance that can affect the performance of safety-related equipment should be properly preplanned..."

per'section 9.A of Appendix "A" Co Regulatory Guide 1.33. Appendix 4 Section 1.A.l to Nuclear Plant Administrative Procedure E-4 Revision 3, details that:

"Written procedures shall be provided for removal or replacement of faulty equipment having nuclear safety significance when the plant or s'ystcm is in operation.

That is, removal or replacement of equipment which; if incorrectly accomplished, could...activate engineered safeguards

,...or affect the proper functioning of engineered safeguards

'features be performed in accordance with written procedures."

This procedure also deals with the use of sub-tier'procedures, such as>

shop followers," and in Section 6 states that:

"Shop followers shall not be used in lieu of,a detailed written procedure...when the gob complexity is such that an approved detailed procedUre is warranted."

Contxary to the above, there was no adequately reviewed and appxoved procedure for repair and replacement work on-the solid. state protect'ion

system, and as a result, an inadvertant safety injection signal was experienced on October 5, 1981, due to the use of a shop follower in lieu of a detailed, written, PSRC reviewed, plant manager approved procedure, This is severity level V violation (Supplement I).

Pursuant to the provisions of 10 CFR 2.201, Pacific Gas and Electric Company is hereby required to submit to this office within twenty-five (25) days of the date of this Notice, a written statement or explanation in reply, including:

(1) the corrective steps which have 8ii208034h 8iiii8, PDR ADQCK 0500027S

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e been taken and the results achieved; (2) corrective steps which will be taken to avoid further items of noncompliance; and (3) the date when full compliance will be achieved.

Under the authority of Section 182 of the Atomic Energy Act of 1954, as

amended, this response shall be submitted under oath or affirmation, T. Young, Jr., Chief, Reactor Pro)ect Section 2, Reactor Operations Projects Branch

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