ML19208D488

LER 79-023/03L-0:on 790809,Barton Model 288 Differential Pressure Indicating Switch MS-DPIS-119B Was Found in Excess of Tech Specs Table 3.2.A.Caused by Faulty Switch. Microswitch Assembly Was Replaced

ML19208D488
Person / Time
Site:	Cooper
Issue date:	09/07/1979
From:	Phillips D NEBRASKA PUBLIC POWER DISTRICT
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19208D477	List: ML19208D476 ML19208D488
References
LER-79-023-03L, LER-79-23-3L, NUDOCS 7909280479
Download: ML19208D488 (1)

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N R'C F O R M'366 U. S. NUCLEAR REGULATORY COMMISSION LICENSEE EVENT REPORT CONTROL BLOCK: l 1

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5$RC 60 L @l0 l5 10 10 l0 12 l9 l8 @l0 EVENT 61 DOCK ET NUMBER 68 69 18 DATE 10 19 17 l9 hlnlQlnI7l7Iolh 74 7S REPORT D ATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h o 2 lWhile performing routine surveillance procedure 6.2.1.4.2, MS-DPIS-119B was found with I o a a setpoint in excess of that allowed in Technical Specificatione Table 3.2.A. All re- 1 o , ldundant differential pressure switches were functioning properly and were within s,nc- I o 3 ification. There were no significant occurrences as a result of this event and there I o e Iwere no adverse affects to public health and safety. This event is not renetie4vn. I o#7 l l O s I l

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$5VE DESCRIPTION j e f7T l1 F3 U@l NA l ll llllllll ll lj 7 10 68 63 80 3 NAME OF PREPAPER David Phillips pygyg; 402-825-3811 2,