ML20086H186
| ML20086H186 | |
| Person / Time | |
|---|---|
| Site: | Vermont Yankee File:NorthStar Vermont Yankee icon.png |
| Issue date: | 12/20/1972 |
| From: | Rosalyn Jones VERMONT YANKEE NUCLEAR POWER CORP. |
| To: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| Shared Package | |
| ML20086H184 | List: |
| References | |
| AO-50-271-72-15, VYV-2378, NUDOCS 8401160046 | |
| Download: ML20086H186 (1) | |
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VERhiONT YANKEE NUCLEAR POWER CORPORATION -
o scVENTY SEVEN OMOVE STitECT-
- s RortAwn;.Vennonr os70s.
VYV*2378) f P..o;.nox.ter vanNONi VEMMONT 053541 December: 20;1972'.
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l @j Unitodi Statca: Atomio: Energyt Comissions l
J Directorate ofJ Eoguintory/ Operations, Region-I
.M 970)BroadiStreett J{
Howark,,NewiJerooy 07102:
,h REFEREllCE: Operating. License DPR*28'.
Docket Ho. 50-271)
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AbnormallOccurrence No.,A0,72-15' f
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Au defined by>Technient Specifications for the Vernont Yankee-
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Nuclear Power Station, Section 6.7.A'.c, we are reporting.the follosing i t.
Abnomal' Occurrence au A0-72-15 nndt confitning our toicphone conversation.
! f with.your officos y)
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h Ati approximatolyr1200'.on December 19,1972'whilo porfomina routino-ourveillance on the llP01 systen, tho IIPCI. nteanline high differential-procuure r.uitch-(DPS.23-77) van.found' to bn tripping ot-203 luchon of<
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watorr Thin is.above the.value of 180'+5.$nches of ' water specified by.
Tabloi3.2.2.2'ofi Technical' Specifications.. This censor functions :no,an-energized contact to outo.close the l!PCI inointion valvon:on'a steaneline high. differential' (lino break)' pressure. Thn reactor. uas : operating.at-opproxinatoly 55% powor at tho time of thiu incident..
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Tho.nonpos wau: 3rnediately roaut, functionally tested; and varified:
to.ho.operabin within tho toleran::o opecified.- This renedial' action vau-
- hy completed. ini a + time opsniwhich r precluded, the necessity 'of furthos action.
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15 Very.'truly yours,
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VLTd(0NT YANKEE 1RICLY.AR> POWER; CORPORATION a.
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8401160046 721221 PDR ADOCK 05000271 RobertF.Nonen.
S PDR Plant Superintendent.
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