05000029/LER-1977-006-03, /03L-0:on 770131,eight Temp Readout Points on Boric Acid Line Found Below Tech Specs Limit.Caused by Sys Evolutions Not Adequately Analyzed During Review of Westinghouse Sts.Proposed Change Initiated

/03L-0:on 770131,eight Temp Readout Points on Boric Acid Line Found Below Tech Specs Limit.Caused by Sys Evolutions Not Adequately Analyzed During Review of Westinghouse Sts.Proposed Change Initiated

ML19345A400
Person / Time
Site:	Yankee Rowe
Issue date:	03/02/1977
From:	May E YANKEE ATOMIC ELECTRIC CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19345A398	List: 05000029/LER-1977-006, Forwards LER 77-006/03L-0 05000029/LER-1977-006-03, /03L-0:on 770131,eight Temp Readout Points on Boric Acid Line Found Below Tech Specs Limit.Caused by Sys Evolutions Not Adequately Analyzed During Review of Westinghouse Sts.Proposed Change Initiated
References
LER-77-006-03L, LER-77-6-3L, NUDOCS 8011210301
Download: ML19345A400 (2)

LER-1977-006, /03L-0:on 770131,eight Temp Readout Points on Boric Acid Line Found Below Tech Specs Limit.Caused by Sys Evolutions Not Adequately Analyzed During Review of Westinghouse Sts.Proposed Change Initiated

Event date:
Report date:
0291977006R03 - NRC Website

text

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UCENSEE EVENT REPORT (

CONTROL BLOCK:l l(gl l

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l [puAst ppm Au.CEQUIRO NGX.DOQ 1

8 NAME LCENSE NUMBER TV l MlA lY lK lR l1 l l 0 l 0l-l 0l0 l0 l 0 l 0 l-l 0l 0l l4 l1 l 1l 1l 1l l0l 3l O1 7 89

.14 15 25 26 30 31 32 TIPf 00N DOCKET NUMeER EVENT DATE REPORT DATE CA siGORY

@ CONT l l

l LLJ l Ll l 0l 5l 0l-l 0l 0] 2l9 l l 0l 1l 3l ll 7l 7l [0 ! 3 l 0l 2l 7l 7l 7 8 57 58 59 60 61 68 69 74 75 80 EVENT OESCR:PTION 95 l During the nerfomance of the Chemical Shutdown Syste:n's operability check two of the l 7 89 80

@ l cight temperature readout points on the boric acid line were below the 150*F minimum l 7 89 80

@ l Technical Specification reouired temperature (4.1.2.3.a.2).

A proposed change has l

7 89 80

@ l been initiated to allow the temperature to temporarily drop below 150"F, as a result [

7 89 80

@ l of system evolutions.

(LER 77-06/03L)

I 80 7 89 pwE NOI cOCE COMPONENT CODE SUPPULH M

UfER VOLATON LPh] [E]

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7 89 10 11 12 17 43 44 47 48 CAUSE DESCRIPTION DE l System evolutions were not adequately analyzed during the ruiew of the Westinghouse l 7 89 80 DE I Standard Technical Specifications prior to adoption.

Acceptance of Proposed Channe l

7 89 80 1o l 139, Supplement I will correct this problem.

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7 89 11 12 13 80 PERSONNEL INJUR:ES NUMBER CE SC A'PT ON DE l 010101 1

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DE 1 Edwin L. May g,y g, PHONE:

GPO 889 687.

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ENCLOSURE L r trans the follewing:

Licensco Event" Report (R01 77-06/3L) on 1-31-77 concerning out of tech specs temperature read-out points on the boric acid line..........

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