ML20065M686

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Advises That Programmed Enhancements for Generic Ltr 88-17 Re Loss of DHR Completed,Per to DF Schnell. During Refueling Outage,Existing Level Indication Equipment Replaced W/Upgraded Sys.Correct Operations Verified
ML20065M686
Person / Time
Site: Callaway 
Issue date: 11/29/1990
From: Schnell D
UNION ELECTRIC CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
GL-88-17, TAC-69729, ULNRC-2330, NUDOCS 9012110164
Download: ML20065M686 (4)


Text

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If 9CI Choutetu Avenue.

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PosiOffa Box 149.

u St icuis, Masoun 63I66 '

314-5542250 Union Novcmuer 29, 1990 0." r.scs #

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Nudear U.S. Nuclear Regulatory Commission A'ITN :

Document Control Desk Mail Station F1-137 ~

Washington, D.C.

20555 Gentlemon:

ULNRC-2330 -.-

. DOCKET NUMBER 50-0??

CALLAWAY PLANT M

- PROGRAMMED ENHANCEMENTS - FOR GENERIC LE'1TER 88-17,

" LOSS OF DECAY HEAT REMOVAL" FOR CALLAWAY PLANT:

5 (TAC NO. 69729)

Refcrence:

1)

ULNRC-1900, dated February 1,;1989

2) 'NRC1 Letter to D. F.~Schnell~ dated' July.25, 1990 The referenced NRC Letter to=D..F.-Schnell requested that Union Electric inform the NRC'in-writing when actions and modification described inL

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ULNRC-1900 were' implemented and, operational.

In'ULNRC-1900, Union Electric committod to-L provide two independent-RCS.lovel indications:in~ thel l

Controlnroom. EDuring our.recently completed refuel outage, existing level' indication' equipment was replaced with an upgradedLsystem,-'and'an additional.

independentusystem was.added.

These hardware-related l:

modifications are now complete..;CorrectD. operation-of l

both systems wes verified'following'.. installation.

Since.these systems function only during plant:

shutdown, our-next.use of:the systems is anticipated 1

during the refuel outage scheduled-for' Spring, 1992.

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If additional information:is required, please contact Mr. D.'E.-Shafcr of my staff.

Very truly'yours,

/

g2ft:ccm

. DonaldF.-Schnell.

9012110164 901129 PDR P

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t Alan C.

Passwater,:.of:lawfullage,Lbeing first1 duly sworn upon oath.says that he l's Manager,iLicensing.and Fuelsf(Nuclear)<for Union Electric Company; that he--hasireadithe'forogoing. document:and.

v; knows the content thereof; that:he.hastexecuted the'same-for'and-.-on behalf of said' company with fullapowerl:and:: authority to do-so;'and:

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that the facts-therein stated.are trueland' correct to the best'of his.

knowledge,.information and belief.

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'By'

-4 A5an;C. Passwater-iManager,.LicensingLand' Fuels

~ Nuclear;

.j SUBS @ ki/ & A / BED and sworn to before.me-tliis:-

< day-of H

,'1990.

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DANBARAJ PFAFF-

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NOTART FUDtlC,i $ TATE OF; MIS 300RI -

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ST.: LOUIS COUNTY. ;

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Baxter, Esq.

Shaw, Pittman, Potts & ~ Trowbridge:

2300 N.

Street, N. W.'

Washington, D.C.

20037-Dr.

J.

O. Cermak CFA,_Inc.

4 Professional Drive (Suite 110)

Gaithersburg,)MD 20879 R.

C.

Knop Chief, Reactor Project Branch l' U.S.

Nuclear Regulatory Commission Region III 799 Roosevelt Road Glen Ellyn, Illinois 60137 Bruce Bartlett Callaway Resident Office U.S.

Nuclear Regulatory Commission RR81 Steedman, Missouri 65077 Anthony T. Gody, Jr. (2)

Of fice of _ Nuclear Reactor Regulation -

U.S. Nuclear Regulator-l Commission 1 White Flint, - North, Mail Stop 13E21-11555 Rockville Pike Rockville, MD 20852 Manager, Electric Department-Missouri Public Service-Commission P.O.

Box 360 j

Jefferson City, MO 65102 I

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D. Shafor/A160.761

/QA Record (CA-758)

Nuclear Date E210.01 DFS/ Chrono D. F. Schnell J.

E. Birk J.

V.

Laux si M.

A.

Stiller G.

L. Randolph R.

J.

Irwin H. Wuertenbaccher W.

R.

Campbell A.

C.

Passwater R.

P. Wendling D.

E.

Shafer D.

J. Walker O. Maynard (WCNOC)

N. P. Goel (Bochtcl)

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Sharkey A160.412 (88-17)

NSRB (Sandra Auston)

M.

L. West W.

A. Witt W. B. Bobnar D.

S.

Hollabaugh

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