ML20203L005

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Responds to IE Bulletin 86-002 & Requesting All Rept on Extent of Use of Static O-Ring (Sor) Model 102 or 103 Differential Pressure Switches.No Sor Switches Installed as safety-related Equipment
ML20203L005
Person / Time
Site: Vermont Yankee File:NorthStar Vermont Yankee icon.png
Issue date: 07/24/1986
From: Murphy W
VERMONT YANKEE NUCLEAR POWER CORP.
To: Murley T
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
FVY-86-65, IEB-86-002, IEB-86-2, NUDOCS 8608220311
Download: ML20203L005 (1)


Text

VERMONT YANKEE NUCLEAR POWER CORPORATION FVY 86-65 RJ 5, Box 169. Ferry Road. Brattleboro, VT 05301 g,

[

ENGINEERING OFFICE 1671 WORCESTER ROAD

f. -

F RAMINGHAM, MASSACHUSETTS 01701

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July 24, 1986 U.S. Nuclear Regulatory Commission Office of Inspection & Enforcement Region I b31 Park Avenue King of Prussia, PA 19406 Attn:

Dr. Thomas E. Murley Regional Administrator References; a)

License No. OPR-28 (Docket No. 50-271) b)

Letter, USNRC to All Power Reactor Facilities Holding an l

Operating License (OL) or a Construction Permit (CP),

]

NVY 86-136, dated 7/18/86 (IE Bulletin No. 86-02)

Subject:

Vermont Yankee Response to NRC IE Bulletin No. 86-02:

Static "O Ring" Differential Pressure Switches By letter dated July 18, 1986 [ Reference b)), the NRC's Office of Inspection and Enforcement requested all licensees to submit a report on the extent to which SOR Model 102 or Model 103 differential pressure switches are installed (or planned) as electrical equipment important to safety, as defined in 10CFR50.49(b). Based upon a review of Vermont Yankee's Environmental Qualification Program documentation, we have determined that Vermont Yankee has neither installed nor plans to install SOR Model 102 or Model 103 pressure switches in any 10CFR50.49(b) applications.

We trust that this information is responsive to the request of the subject Bulletin; however, should you have any questions or require additional information, please contact us.

Very truly yours, 860CG?O311 %07( l '

VERMONT YANKEE NUCLEAR POWER CORPORATION PDR AD D N?

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G Warren P/. MurpW f

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i STATE OF VERMONT)

Vice President an%

)ss Manager of Operations WINDHAli,,C UNTY )

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ten pe Or 11y appeared before me, Warren P. Murphy, who, being duly sworn, did state that he is

'ce President and Manager of Operations of Vermont Yankee Nuclear Powe gr ation, hat he is duly authorized to execute and file the foregoing docu-r men ( g gR$ ime an on the behalf of Vermont Yankee Nuclear Power Corporation and thai the stat ments.therein are true t e best of his knowledge and belief.

L Diane M. McCue Notary Public g

, toue,4 My Commission expires February 10, 1987

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