ML19256C684

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PNO-79-360:on 790822 Reactor Was Shut Down.Caused by Excessive Vibration on Reactor Coolant Pump Motor Frame & Shaft.Vibration Attributed to Low Oil Level Caused by Leaking Oil Pan.Unit Shut Down for Min of Two Days
ML19256C684
Person / Time
Site: Turkey Point 
Issue date: 08/22/1979
From: Bryan S, Mckee P, Stone J
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
To:
References
PNO-79-360, NUDOCS 7910110667
Download: ML19256C684 (1)


Text

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PRELIMINARY NOTIFICATION

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Au. oust 22, 1979 D:.ELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE--PND-79-360 Inis creliminary notification constitutes EARLY notice of events of POSSIBLE safety cr cuolic interest sicnificance.

The information cresented is as initially received without verification or evaluation anc is basically all na is known by IE staff on Inis cate.

ACILITY:

Florida Power and Light Company Turkey Point, Unit No. 4 Docket No. 50-251 Homestead, Florida SU3 JECT:

UNIT OUTAGE DUE TO EXCESSIVE REACTOR COOLANT PUMP VIERATION The reactor was shut down on August 22, 1979, due to excessive vibration on a ea:tcr coolant pump motor frame and shaft.

The uni. is expected to be down a +:':ur cf two days.

The increased vibration is a.tributed to a iow oil level

- 1:n was caused by a leaking oil pan.

Mecia ir.terest is not anticipated.

A news release is nct p

'ned by the licensee ncr :ne NRC.

The State of Florida has been informed.

^.egi:r I: (Atlanta) received notification of this occurrence by telachone frc-e 'icensee at 9: 50 a.m. on August 22, 1979.

-.ac.:

J5 tone, IE x28019 P!'.cKee, IE x2?D19 S E r.c a, IE x25019

i s t ri cu-i or-Transmitted H 5:
na: man nendrie Commissioner Eracford
5. J. Crili SECY

'c -issicner Kennedy Ccermissioner Ahearne C. C. Kammerer, CA

^c -issicner Gilinsky ACRS (For Distrioution)

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