ML20236F399

Informs That All Applicable GE BWR Facilities in Region I Have Appropriately Responded to IE Bulletin 86-001, Min Flow Logic Problems That Could Disable RHR Pumps

ML20236F399
Person / Time
Issue date:	10/07/1986
From:	Ebneter S NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
To:	Jordan E NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
Shared Package
ML20236F398	List: IA-87-648, Informs That All Applicable GE BWR Facilities in Region I Have Appropriately Responded to IE Bulletin 86-001, Min Flow Logic Problems That Could Disable RHR Pumps ML20236F395 ML20236F399
References
FOIA-87-648 IEB-86-001, IEB-86-1, NUDOCS 8711020128
Download: ML20236F399 (2)

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. MEMORANDUM FOR:

Edward L. Jordan,: Director.._

Division of-Emergency Preparedness & Engineering Response Office of Inspection'and Enforcement =

-l FROM:

. Stewart D. Ebneter, Director -

H Division of. Reactor Safety, Region;I

" MINIMUM. FLOW LOGIC PROBLEMS 5

-1

SUBJECT:

IE BULLETIN NO. 86-01~:1 L

THAT COULD-DISABLE RHR' PUMPS"i l-t a

IE Bulletin (IEB)' No. 86?O1 was issued ' to'~all General Electric (GE)! boiling:

D~

water reactor (SWR) facilities on May 23,1986.. : This memorandum :is ' to : inform,

you. that all appliable ' GE BWR: facilities.lin i Region _'I:: haveLappropriately; responded.to this bulletin.- Subsequent.. review of all! responses indicates.that :

only the - Pilgria Nuclear Power Station' (PNPS) 1sL affacted by., the, problem detailed in IEB 86-01.

(The~ issuance of IEB _86-01 case' asi a-resultiof; FNPS,

-identifying : single failure ; vulnerability ' ; following their. : review dof 7IE ',

Information Notice 85-94 " Potential.For Loss of Minimus Flow Paths Leading to s.-

ECCS Pump Damage. Nring a LOCA~.") NRC. resident inspectorsJ at1the PHPS -are following license corrective actions.

l.

1 g eid.1'SiE l

1 Stewart D. Ebneter, Director"-

Division lof._ Reactor Safety I

Region I.

i cc:

W. Kane,'DN 1

M. Kister, DRP i

L. Bettenhausen, DRS J. Durr, DRS 1

J. Strosnider, DRP RI:

R DRS R

Bissett/djb Johesima Bettenhausen 'Johnston.

10/l/86 10/1/86 10/2/86

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'0FFICIAL RECORD COPY.

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