ML19344A081

Forwards Util 790608 Deficiency Rept Re Pressurizer Heater Sys Upgrading.W/O Encl.Related Correspondence

ML19344A081
Person / Time
Site:	Midland
Issue date:	06/15/1979
From:	Bibbs M ISHAM, LINCOLN & BEALE
To:	Cowan F, Kornblith L, Smith I Atomic Safety and Licensing Board Panel
References
NUDOCS 8007290957
Download: ML19344A081 (1)

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_ ISHAM, LINCOLN & BEALE COUNSELCRS AT LAW EOwamp s. ISMAM, aera.esOs wasNINOTON OFFICE

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ANNE w. PmASER PAMELA S. $7mOSEL sONm.WND JOSEPM OARO* MAnvwA E.Otses wsLuAM = Su mtANO MsCMAEL 4. MILLEn mEYNALDO M OLOVER STEVEN m.OtLFOmp PAfasCIA M. SwEENEY OOceALO s assLACMLAN ROBEm? M. LCEFFLER* MC A J. 4 C A . 3 g g g g ALEJtANDER MEMMED Em OF CwaseEL JAme E3 m.LOOasAN mONALC O. EAasAmeN so see g.LOpaixA June 15, 1979 Ivan W. sit.ith, Esq. Mr. Lester Kornblith, Jr.

Atomic Safety and Licensing Board Atomic Safety and Licensing Board U.S. Nuclear Regulatory Commission U.S. Nuclear Regulatory Commission Washington, D.C. 20555 Washington, D.C. 20555 Dr. Frederick P$ Cowan 6152 N. Verde Trail Apt. B-125 Boca Raton, Florida 33433 Re: Consumers Power Company '

(Midland Plant, Units 1 and 2)

Docket Nos. 50-3'29, 50-330 Gentlemen:

Enclosed is a 550.55(e) report which has recently been sub- -

mitted by Consumers Pcwer Company to the Nuclear Regulatory Commission.

Very truly yours, M O. '

Q' S Nt il C_- ^ l Q3 Martha E. Gibbs MEG mc 9),

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"] g Stephen H. Howeit Sena Vice Prendens General Offices: 1945 West Parnell Road, Jackson, Mich6 gen 49201 . (517) 788-0453 June 8, '.979 s r%

m Mr J G Keppler, Regional Director 2 O Office of Inspection and Enforcenent k S$,s**'

Region III - go[ 4 E

US Nuclear Regulatory Cor=nission

- Sg\l ' 1 799 Roosevelt Road Glen Ellyn, IL 60137 MIDIAND NUCLEAR PLAIC UNIT No 1, DOCET NO 50-329 UNIT NO 2, DOCKET No 50-330 PRESSURIZER EEATER SYSTEM

References:

(A) Letter, S H Howell to J G Keppler; Midland nuclear Plent; Unit No 1, Docket No 50-329; Unit No 2, Docket No 50-330; Pressurizer Heater System; Hove-4-79; dated January 5, 1979 (B) Letter, S H Howell to J G Keppler; Mid. land Nuclear Plant; Unit No 1, Docket No 50-329; Unit No 2, Docket No 50-330; Pressurizer Heater Syste=; Ecve-91-79; dated March 16, 1979 Present efforts are in support of the decision, as described in Reference 3, to upgrade to Class lE heater banks 5 and 6 of each pressurizer including the associated controls and power supplies. In addition, instru=entation to =cnitor pressurizer level is also being up6raded to Class 12.

335T has sub=1tted a Preliminary qual fication Plan for the heaters, which -

vill result in the qualificction of the heaters to N Std 344-1975, "Reconnended Practices for Seis=ic Qualification of Class 12 Eqaipnent for Nuclear Power Generating Stations" and to A Std 323-1974 " Qualifying Class lE Equipment for Nuclear Power Generating Stations." qualification testing of the pressuri:er hecters is scheduled for ccepletion in June 1960.

Sechtel, being responsible for the re= cinder of the affected egaissent, has issued an interic design change notice to revise the pcrtions of the logic diagram, loop diagram, electrical schematic and PtcID which are affected by the upgreding. In addition, Sechtel is in the process of procuring Class E equipnent for tha upgraded heater banks. .

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Another interim 30 55(e) report vill be provided on or before Septe=ber 7,

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.s-1 CC: Director of Office of Inspection & Enforcement

'Att: Mr Jchn G Davis, Actin 6 Director, US:tRC (l', y s -

Director, Office of Mana6ement 3 Infomation & Progr= centrol, USIO.C (1) j

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JLCorley, Midland '

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Gahaney, 3&.1 Lynchburg 3'Garguglio, JSC-220A \

DKtiller, Midland

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