ML20151D041

Advises That RO Bulletin 74-11, Improper Wiring of Safety Injection Logic at Zion Units 1 & 2 Should Be Dispatched to Westinghouse-supplied Facilities W/Ols & CPs by C.O.B. on 741017

ML20151D041
Person / Time
Site:	Zion  File:ZionSolutions icon.png
Issue date:	10/16/1974
From:	Jennifer Davis US ATOMIC ENERGY COMMISSION (AEC)
To:	James Keppler, Moseley N, James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I), NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II), NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
NUDOCS 8807220320
Download: ML20151D041 (3)

Text

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UNITED STATES 4t. k ATOMIC ENERGY COMMISSION f WASHINGTON, D.C. 20545 g, jp

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J. P. O'Reilly, Director, Region I ~

N. C. Moseley, Director, Region II J. G. Keppler, Director, Region III E. M. Howard, Director, Region IV '

R. H. Engelken, Director, Region V R0 BULLETIN 74 DIPROPER WIRING OF SAFETY INJECTION LCGIC AT

.A ZION 1 & 2 The subject Bulletin should be dispatched to Westinghouse - supplied PWR facilities with operating licenses and construction permits by close of business on October 17, 1974. The text of the Bulletin together with draft letters to licensees is enclosed for this purpose.

' t  ; i m t, 'j,';' ' .

J. G. Davis, Deputy Director for Field Operations k, . ,

~

Directorate of Regulatory Operations

Enclosure:

As stated ec: H. D. Thornburg, RO:HQ J . L . Crews , RO :HQ H. H. Brown, OGL D. Thenpson, 00E Regional Coordinators A. Gia=busso, L 4

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(Letter to a11' licensees of Westinghouse PWR's with operating licenses.)

Gentlemen' The enclosed.R0 Bulletin requests actions by you with regard to your

. Westinghouse - supplied pressurized water reactor (PWR) facility (ies) with an operating license.

Should you have questions regarding this Bulletin or actions required of you, please contact this office.

Sincerely.

..g Regional Director .

l'.tclo sure : .

.<0 Bulletin 74-11

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(Letter to all licensees of Westinghouse PWR's with construction permits.)

Gentlemen:

The enclosed R0 Bulletin is sent to you for information and action as J applicable to your Westinghouse - supplied PWR facility (ies) under construction. A written response to this Bulletin is not required of you, however, prior to operation you should exanine the safeguard logic

. _ _ . . _ and safeguard logic testing procedures at your Westinghouse - supplied PWR facility (ies) presently under construction to determine if conditions or the potential for conditions similar to those described in this Bulletin exist at your facility (ies). We will exanine your actions in response to this Bulletin during subsequent inspections of your

l. f acility (ies) .

l Should you have questions regarding this Bulletin, please contact this~ office.

l Sincerely, h :ii, id.!:

o~ ".~ ~ ~ -O '

Director c

Enclosure:

yi !jil RO Bulletin 74-11 t

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.