ML20040B791

LER 81-075/03L-0:on 811221,two Sample Flow Circuits Found Out of Calibr During Annual Calibr of Primary Coolant Moisture Scram Instrumentation.Caused by Change in Instrument Characteristics.Procedures Being Revised

ML20040B791
Person / Time
Site:	Fort Saint Vrain
Issue date:	01/12/1982
From:	Fuller C PUBLIC SERVICE CO. OF COLORADO
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20040B779	List: ML20040B778 ML20040B791
References
LER-81-075-03L, LER-81-75-3L, NUDOCS 8201260414
Download: ML20040B791 (1)

Text

U. S. NUCLEAR REGULATORY COMMISSION NRC FORy 366 17  ;

• 77) LICENSEE EVENT REPORT CONTROL BLOCK: l l l l l l l (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) i e 10111 l C ILICENSEE 0 l FCODE l S I VI 1l@l 0 l 0 l - lLICENSE 14 15 o 10NUMBER l 0 l 0 l 0 l- l 010 25 l@l 26 4LICENSE l 1 l 112 TYPE JO l 0 l@l l SI CA T Sd

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DATE EVENT DESCRIPTIOf4 AND PROB ABLE CONSEQUENCES h 10121 l During the annual calib ration o f the p rimary coo lan t moisture s cram instrumentation, I I o i 3 I I i t was dis cove red that two sample flow circuits we re out ca lib ration . This is a l 1014 I l denraded moh of LCO 4. 4.1. note (t) . and is reportable per Fort St. Vrain Technical l 10151 i Speci fication AC 7.5.2(b)1 and AC 7.5.2(b)2. No accompanvin g occurrence. No effect [

Similar report R0 81-010. I 1016 I l en nublic health or safety.

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41 42 43 44 47 i CAUSE DESCRIPTION AND CORRECTIVE ACTIONS I i l o l l Tho cause of the flow transmittars beine out of tole rance was a chan ce of the inst ru- I I i I i l l mn t ch a ra c te ri s t i cs . The calibration values for each of the fl ow e lemn ts is beine 1 i

It i 71 l incorporated into the Annual Calib ration Procedure and the Monthly Alarm Functional i e

I i I a l l Tes t t o as s ure the reqid recen ts of LCO 4. 4.1, note (t) are m t. l l

l1 14 I l 80 7 8 9 STA S  % POWER OTHER STATUS 015 O RY OISCOVERY DESCRIPTION l

Ii l 5 l lo l@ l 0 I o I o l@l N/A l l B l@l Surve111ance Tes tin a AC flVITY CO TENT RELEASED OF RELE ASE AMOUNT OF ACTIVITY LOCATION OF RELE ASE g l1 16_] d @ dh N/A l 1 N/A i 80 1 7 8 9 10 11 44 45 .

PERSONNEL E KPOSURES . I NUV9ER TYPE DESCRIPTION 39 l t l 7 l l010 l 0 l@l Z l@l N/A I L PER$QNNE L INJURIES NUMBER DESCRtPTION l

'Ti l 8o9 l o f o l@l N/A 7 il 12 80 LOSS OF OR OAVAGE TO F ACILITY Ty*E DESCRIPTION I 1 l 9 l l2j@l N/A 8201260414 820112 l

'o 80 7 d S PDR ADOCK 05000267 PDR PUBLICITY DESCRIPTION g g NRC USE ONLY ,

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NAME OF PREPARER fd [ PHONE: (30 3) 785-2224 $

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