ML20008E956

LER 81-010/03L-0:on 810127,drywell Radiation Monitor Found Out of Svc During Full Operation.Caused by No Sample Flow Through Sys Due to Manual Sample/Purge Valve Dislodged from Normal Sample Position.Valve Returned to Position

ML20008E956
Person / Time
Site:	Peach Bottom
Issue date:	03/02/1981
From:	Cooney M PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20008E955	List: ML20008E954 ML20008E956
References
LER-81-010-03L, LER-81-10-3L, NUDOCS 8103100626
Download: ML20008E956 (1)

Text

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CONTROL BLOCK: l l l l l l l (PLEt.SE PRINT OR TYPE ALL REQUIRED INFORMATION) i e iTilivIAlP!B d 'J lS I 2 l@l Ol 0l -l0 l 0l LICENSE LICENSEE CODE 14 15 0l OlNUM0ER0 l -l Ol O l@l 411 lLICENSE 25 26 1 l 1l 1 l@l51 'AT TYPE JO l l 39 @

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74 15 REPORT D AT E d3 EVENT DESCRIPTION ANO PROSABLE CONSEQUENCES h o121l With the unit operatin; =: full t o rer t' e drreell radiation i o ;3; I monitor was found to be out of service due to lack of sample flow. No I o l .i j l increased dr.~.rell leakage was observed durin- the period when the l o Isi I rad monitor was out of service. Applicable Tech. Spec. is 3.5.c. I o is i l l Ol7l l l o la i l I 8 9 SO SYSTE M CAUSE CAUSE -

COMP- VALVE CODE CODE SUSCODE COMPONENT CODE SU8 CODE SUSCODE o191 8

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9 to 11 12 13 id 19 20 SEQUENTIAL QCCURRENCE REPORT REVISiCN LER EVENT VEAR REPORT No. CODE TYPE N O.

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_ 21 22 23 24 26 27 28 20 30 31 J2 K A O o LANT MET HOURS 22 S8 iT FOR4 US. SLPPLI MAP FACT RER

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33 34 35 3G 34 40 di 42 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h iioll The dryell rad monitor uas observed to have no sample flow throu*h I ilil l the system due to a manual semOle/rurce valve being dislodTed l

,i,,l from its normal sample position durin; a surveillance test. The valve i

,i,il was returned to the sample position, restoring the l i ;4 l l rad monitor to service. l 8 9 80

$A S  % power OTHER STATUS 01S 0 Y discovery OESCRtPTiCN iIsllEl@ l1l0l0l@l NA l lAlgl Technician observation l ACTIVITY CO TENT af te4SEn cr aELEASE LoCAfios os RELEASE h

' i 168 l9.IZ l h l10Zl@l AMovNTor ACTIVITY NA 44 l

45 NA h l l 31 80 PERSCNNEL EXPOSURES NUMOEH TYPE DE SCRIPTION NA 1 I 71 l0 l0 l0 l@lZl@l l PERSONNEL INJURIES NUV8ER DESCRIPTnON ibil0l0101@l 4 9 11 12 I

80 LOSS OF OR DAMAGE To FACILITY Tvet CESCRIPTICN iI9i GLZ_J@l 9 10 NA - I 80 6SSUE OE CRIPTeoN

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/ 6 cooney

.^ [215E841-5020 l NAME OF PREPARER ~ PHONE: t, -