ML19290D005

LER 80-004/03L-0:on 800110,low Flow Alarm Received for Containment Particulate & Gaseous Radiation Monitor Sys. Caused by Gasket Leakage at Particulate Detector Sample Psig.Gaskets Replaced & Flow Restored to Normal

ML19290D005
Person / Time
Site:	Calvert Cliffs
Issue date:	02/08/1980
From:	Davis S, Rizzo P BALTIMORE GAS & ELECTRIC CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19290C996	List: ML19290C995 ML19290D005
References
LER-80-004-03L, LER-80-4-3L, NUDOCS 8002150325
Download: ML19290D005 (1)

Text

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LICENSEE EVENT REFORT -

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(PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) lo l1l IM lD lC lC lN l1 l@l ol ol -l oj 14 ol ol al ol _l ol ol@l LICENSE NUMBER 25 26 hlLICENSE il 3l3TYPE l3 40l@l57 CATl f8 l@

7 8 9 LICENSEE CODE 15 CON'T o ' S7.,RC

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lL l@lo 15 lo lo lo h 11 68I7 @lo 69 hEVENT 11DATElo l8 lo l@lo 74 75 12REPORTlo 1818 DATE lo80 @

? 8 60 61 DOCKET NUMBER EVENT DESCRIPTION AND PROB ABLE CONSEQUENCES h o 2 l At 1900 a low flow alar was -e r a< vn a <n,.

+ w a - , 4 - m,2 p +i c,,1 e I o 3 l and gaseous radiation monitor system. The particulate nonitor was

[TTTl l bypassed and placed out-of-service in accordance with T. S. 9.h.6.1 l O s I in order to provide adequate flov to the gaseous monitor. The I lo is l l particula se monitor was returned to service at 1225 on 1/11/80. 1

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[LER 79-81 Unit 1 describes a timilar event. I o 8 l l 80 7 8 9 SYSTEM CAUSE CAUSE COMP. VALVE CODE CODE SUSCODE COMPONENT CODE SU8 CODE SU8 CODE o 9 I u l n lh Wh l v lh II lN l S IT 19 lU l@ [TLj@ d @ 18 19 20 7 8 9 10 11 12 13

,, SEQUENTIAL OCCURRENCE REPORT REVISION LER/RO EVENT YEAR REPORT NO. CODE TYPE N O.

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_ 21 22 23 24 26 27 28 29 30 31 32 T N AC ON ON P NT ME HOURS S 8 i FOR 8. SUPPLI E MANUFAC RER IAl@l2l@ lZl@ I36z l@ lo lo lo lo l 31 DLj@

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33 34 35 40 42 44 CAUSE OESCRIPTION AND CORRECTIVE ACTIONS h i o l The cause of low flav indication was rasket leakage et the re ti mla+a __l l1 f1 I l detector samnle cig. Gaskets were rerlaced_ and #1nv vnm -am+ n-a,4 tn I l1 2 l normal range when the sampler was olaced in service. These enwets 1 3 l are observed during each surveillance test cerformed on the system. I j_ i A l Therefore no further ureventive action is deened necessai r. I 7 8 9 80 STA  % POWER OTHER STATUS IS O RY DISCOVERY DESCRIPTION W l_gj@ l ol 5 10 l@l NA l lAl@lOPERATOROBSERVATION A TIVITY CO TENT REG ASED OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE 7

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11 NA 44 l

45 NA 80 l.

PERSONNEL EXPOSURES NUM8ER TYPE DESCRIPTION

[1_[J,,j l 0 l 0 l 0 l@l Z l@l NA l PERSONNE L INJU IES NUMBER D ESCRiPTION i iA 7

a 8 9 1010101@l 11 12 l

80 LOSS OF OR DAMAGE TO FACILITY

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PUBLICITY NRC USE ONLY

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80 3 NAME OF PREPARER S. M. Dadsh.G. Ri: o PHONEJ"Jol) 260 47h? t Mo hv06

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