05000313/LER-1981-008-03, /03L-0:on 810602,sodium Hydroxide Tank Level Fell Below Tech Spec Requirements.Caused by Test Procedure Assuming Familiarity W/Sys Layout & Idiosyncrasies.Tank Refilled

/03L-0:on 810602,sodium Hydroxide Tank Level Fell Below Tech Spec Requirements.Caused by Test Procedure Assuming Familiarity W/Sys Layout & Idiosyncrasies.Tank Refilled

ML20009F037
Person / Time
Site:	Arkansas Nuclear
Issue date:	07/02/1981
From:	Shively C ARKANSAS POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20009F032	List: 05000313/LER-1981-008, Forwards LER 81-008/03L-0 05000313/LER-1981-008-03, /03L-0:on 810602,sodium Hydroxide Tank Level Fell Below Tech Spec Requirements.Caused by Test Procedure Assuming Familiarity W/Sys Layout & Idiosyncrasies.Tank Refilled
References
LER-81-008-03L, LER-81-8-3L, NUDOCS 8107280623
Download: ML20009F037 (1)

LER-1981-008, /03L-0:on 810602,sodium Hydroxide Tank Level Fell Below Tech Spec Requirements.Caused by Test Procedure Assuming Familiarity W/Sys Layout & Idiosyncrasies.Tank Refilled

Event date:
Report date:
3131981008R03 - NRC Website

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i NRC FORM 366 U.S. NUCLEAR REGULATORY COMMIS$40N (7 77)

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8 60 64 DOCILET NUMBER 68 69 EVENT DATE 74 75 RE, ORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES O'o O 2 i During Power Operation, the Sodium Hydroxide Tank, T10, level fell below I o 3 i the Tech Spec required 33.2 feet during the execution of the Spray Pump, i o. i P35A, Surveillance Test.

Samples were immediately taken to detennine i

O s i makeup requirements. Minimum level on T10 was 31.8 feet. There have i

O e i been no similar occurrences. Reportable per T.S. 6.12.3.2.b.

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, O l Investigation revealed that the test procedure contained multiple steps i i which assumed familiarity with the system layout and functional i

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, 3 i Sodium Hydroxide Tank was returned to the required level meetin9 the i

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