ML20050C267

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Submits Followup Response to IE Bulletin 80-16, Potential Misapplication of Rosemount,Inc Models 1151 & 1152 Pressure Transmitters W/Either a or D Output Codes. Project Engineering Directive to Install New Circuit Boards Issued
ML20050C267
Person / Time
Site: Columbia Energy Northwest icon.png
Issue date: 03/23/1982
From: Matlock R
WASHINGTON PUBLIC POWER SUPPLY SYSTEM
To: Engelken R
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V)
References
REF-SSINS-6820 GO-82-338, IEB-80-16, NUDOCS 8204080351
Download: ML20050C267 (1)


Text

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Bulletin Reply 80-16 Docket No. '50-397 j

Washington Public Power Supply System P.O. Box 968 3000 GeorgeWashington Way Richland, Washington 99352 (509)372-5000 March 23, 1982 G02-82-338 Docket No. 50-397 Mr. R. H. Engelken, Director m

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Dear Mr. Engelken:

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Subject:

NUCLEAR PROJECT N0. 2 IE BULLETIN 80-16 RESPONSE FOLLOW-UP

Reference:

Response to IE Bulletin, Supply System to NRC, dated August 18, 1980 The reference letter reported that certain safety related Rosemount Transmitters (Type 'J) at WNP-2, exposed to an over-range condition may provide erroneous output signals. The Supply System comitted to replace the transmitter electronics for the drywell pressure and the Main Steam Leak &ge Control System pressure monitoring instrumentation to eliminate such over-range problems. The recent issuance of Project Engineering Directives to install new circuit boards closes out our response to the subject bulletin.

Should you have further questions regarding this matter, please contact Mr. C.H. McGilton, Safety Engineering Group Manager, WNP-2.

Very truly yours, s/JN una

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