ML19312D426

Forwards Commitments Re Loss of Instrumentation Discussed During 800318 Meeting W/Nrc.Commits to Take Action to Allow Operator to Control Various Combinations of Loss of Instrumentation & Control Functions Prior to Restart

ML19312D426
Person / Time
Site:	Crystal River
Issue date:	03/24/1980
From:	Richard Bright FLORIDA POWER CORP.
To:	Reid R Office of Nuclear Reactor Regulation
References
3--3-A-3, 3-0-3-A-3, IEB-79-27, TAC-42664, NUDOCS 8003240391
Download: ML19312D426 (3)

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g Power C O R PO n A Y *0 pt March 24, 1980 File: 3-0-3-a-3 Mr. Robert W. Reid Chief Operating Reactors Branch #4 Division of Operating Reactors U.S. Nuclear Regulatory Commission Washington, DC 20555

Subject:

Crystal River Unit 3 Docket No. 50-302 Operating License No. DPR-72 Commitments - During March 18, 1980 Meeting

Dear Mr. Reid:

During Florida Power Corporation's meeting with you, Tuesday, March 18, 1980, you requested a ~ letter committing to compliance with three (3) specific items.

The purpose.of.this letter is to formally transmit to you our comitment to those three (3) items, stated in Attachement 1, discussed during the meeting.

Details as to how Florida Power Corporation will satisfy the attached commitments were provided by letter to Mr. Harold R.

Denton, dated March 12,1980, from Mr. J. A. Hancock.

Should you have any questions concerning this matter, please contact this office.

'Very truly yours,

. FLORIDA r 'ER CORPORATION R. M. Bright Acting Manager Nuclear. Support Services Attachmenc RMBhewR01(D1)1

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8003240 3 9I LGeneral Office 3201 Tnitty-fourin street soutn. P O. Box 14o42, st. Petersburg. Florida 33733 813-866 5151

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M.~. Bright ~' states LthatG he Jis.theJ Acting? Manager, - Nuclear Support m-

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IS'ervices,yof YFlorida~ PowerfCorporation; that' he Eis1 authorized.on the -

. part Eof-said.. company to sign and ~ -file f with - the - Nuclear Regulatory c

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Commission the information attached' hereto; and that all such statements

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._ma e and matters setEforth' therein fare true and correct to -the best of.

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R'..'M. f ri ght -

3.y-Subscribed and sworn to before me, a Notary Public in and for.the State

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',and County above named,;this 24th. day'of March, 1980.

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--ATTCHMENT'1'

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TActions'which will allow the operator to cope'with various combina-tions -of: loss L of instrumentation and control functions. - This in-

+ J' clude's< changes' in -(A):equipmentjand :c'ontrol systems. to give clear indications of functions which are: lost or: unreliable; and (B) pro-

, icedures and. training;to assure positive and safe manual response by

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the-operator. sin ~ the event: :that. competent' ' instruments are' t

unavailable.;

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Response:

t Florida Power : Corporation ' commits to -accomplish thisiitem prior to 2

the restart of Crystal River Unit 3.

'2.

Verification -of the. effects' of various combinations. of loss of' in-strumentation: and ^ control functions by design review analysis and by test.

1 Response:

' Florida. Power ' orporation comits to accomplish this -item prior to.

C the restart of Crystal River Unit 3.-

13.

Correctionofelectri$aldeficiencieswhich-mayallowthepowerop-Lerated trelief valve and pressurizer spray valve' to open on non-

-nuclear. instrumentation power failures, such as, the-event which s

. occurred at Crystal River Unit 3.on February 26, 1980.

Response:-

Florida Power ' Corporation l commits to' accomplish this ' item. prior to the~ start.of' Crystal. River Unit 3.

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