05000331/LER-1981-025-03, /03L-0:on 810616,RHR B Svc Water Pump Did Not Develop Required Discharge Pressure at Rated Flow.Caused by Normal Wear Creating Excessive Clearances Between Impeller & Casing Rings.Impellers Adjusted

/03L-0:on 810616,RHR B Svc Water Pump Did Not Develop Required Discharge Pressure at Rated Flow.Caused by Normal Wear Creating Excessive Clearances Between Impeller & Casing Rings.Impellers Adjusted

ML20009D576
Person / Time
Site:	Duane Arnold
Issue date:	07/15/1981
From:	Schmich A IES UTILITIES INC., (FORMERLY IOWA ELECTRIC LIGHT
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20009D571	List: 05000331/LER-1981-025, Forwards LER 81-025/03L-0 05000331/LER-1981-025-03, /03L-0:on 810616,RHR B Svc Water Pump Did Not Develop Required Discharge Pressure at Rated Flow.Caused by Normal Wear Creating Excessive Clearances Between Impeller & Casing Rings.Impellers Adjusted
References
LER-81-025-03L, LER-81-25-3L, NUDOCS 8107240186
Download: ML20009D576 (1)

LER-1981-025, /03L-0:on 810616,RHR B Svc Water Pump Did Not Develop Required Discharge Pressure at Rated Flow.Caused by Normal Wear Creating Excessive Clearances Between Impeller & Casing Rings.Impellers Adjusted

Event date:
Report date:
3311981025R03 - NRC Website

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mEPCar QArt 40 EVENT DESCRIPTION AND PRC8 A8LE CONSECUENCES h Io i 21 l During surveillance testing "B" RHR Service Water Pumo. IP-228. did no I

o ia j i t develop the required discharge pressure at rated flow. All other act I

lo t a l l ive components of the RHR Service Water System were tested satisfactor I

1. o # s i i ily. Technical Specification 3.5.C.1 lists operability reauirements. T I

l0 f 6 i I he reactor was in the shutdown mode at the time of numn testinn-1p 77 I

l a 6 71 i B was operable prior to startuo. No orevious occurrences with 1p-??R h I o i a i 1 ave been recorded.

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