ML20210U544

Forwards Safety Insp Repts 50-295/86-05 & 50-304/86-05 on 860215-0414 & Notice of Violation.Addl Info Re Plant Operation W/Nonconservative Setting of Negative Flux Rate Trip in Reactor Protection Sys Required by 860630

ML20210U544
Person / Time
Site:	Zion  File:ZionSolutions icon.png
Issue date:	05/29/1986
From:	Norelius C NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
To:	Reed C COMMONWEALTH EDISON CO.
Shared Package
ML20210U548	List: IR 05000295/1986005 ML20210U544 ML20210U551
References
NUDOCS 8606030015
Download: ML20210U544 (2)

See also: IR 05000295/1986005

Text

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MAY 2 9 1988

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Docket No. 50-295

Docket No. 50-304

Commonwealth Edison Company

' ATTN: Mr. Cordell Reed

Vice President

Post Office Box 767

Chicago, IL 60690

Gentlemen:

'

This refers to the routine safety inspection conducted by NRC inspectors,

.M. M. Holzmer, L. E. Kanter and J. N. Kish of this office on February .15

through April 14, 1986 for activities at the Zion Nuclear Generating Station,

authorized by Licenses No. DPR-39 and No. DPR-48 and to the discussiori of our 3

findings with Mr. G. Plim1 at the conclusion of the inspection. In addition,

this documents an enforcement conference held on March 31, 1986, in the

Region III office among you and members of your staff and Mr. A. B. Davis

and members of this office in regard to the inoperability of the 1B auxiliary

feedwater pump from December 21, 1985 through January 12, 1986.

The enclosed copy of our inspection report identifies areas examined during.

the inspection. Within these areas, the inspectioti consisted of a selective

examination of procedures and representative records, observations, and

interviews with personnel.

During this inspection, certain of your activities appeared to be in violation

of NRC requirements, as specified in the enclosed Notice. A written response

is required.

In addition to the response required by the enclosed Notice of Violation (NOV),

we request you also provide a summary of the actions you have taken to addresco

plant operation with a nonconservative setting of the Negative Flux Rate Trip

in the reactor protection system. As part of this response, we request you

describe the actions you intend to take to address the generic concern of

proper protection system setpoints with respect to other Commonwealth Edison

Plants, as identified by your staff. The requested information may be

submitted separately from the NOV response but should be sent to us no later

than June 30, 1986.

In accordance with 10 CFR 2.790 of the Commission's regulations, a copy of

this letter, the enclosures, and your response to this letter will be placed

in the NRC Public Document Room.

8606030015 860529

PDR ADOCK 05000295

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The responses directed by this letter and the accompanying Notice are not

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subject to the clearance procedures of ' he t Office'of Mahagement and Budget -

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a6 Lrequired by the Papeniork Reduction Act of 1980., PL 96-511.

.

We will gladly discuss any question.s you have concerning this inspection. '

Sincerely, '

OmdINAL CIOTED BY n & MWN

L

Charles E. Noretics, Director

O!01sion,of Reactor Projects

Enclosure:2 Inspection Reprts-

No'. 50-295/86005(ORP)j '

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.No. 50-304/86005(,DRP)

.

.cc.s/ enclosure:

D. L, Farrar,, Director

, .of Nuclear Licensir,g.

G. J. Plis1; Station Manager

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. JanNorris,.PNjectMsnagst,NRR

DCS/RSS (RIDS)

. Licensing Fee Management.Brs.nch i

Residept~ Inspector, Rill- -;

Phyllis 00hton, Attorney

General's Office, Envircnmental

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Contro1~ Division

Mayor, City of Zion

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