ML20085C282

From kanterella
Jump to navigation Jump to search
Special Rept:On 910719,steam Generator a Channel 5 of Vibration & Loose Parts Monitoring Sys Declared Inoperable Due to Low Signal on Channel.Channel Inoperable for More than 30 Days Since Repairs Require Containment Entry
ML20085C282
Person / Time
Site: Catawba Duke Energy icon.png
Issue date: 08/26/1991
From: Tuckman M
DUKE POWER CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9109040228
Download: ML20085C282 (2)


Text

_

i Il I

t o, n.,, u m ar, a s w,w V,

1 l'n

.. h lk,!

la l': e

.it s n, n w u p, n,,,

tt.,

<is' % ' il !,

,.,f,

x,j i

OUKE POWER August 26,1991 U. S. Nuclear Regulatory Commission ATI'N: Document Control Desk Washington, DC 20555

Subject:

Catawba Nuclear Station, Unit 1 Docket No. 50-413 Special Report Vibration and loose Parts hionitoring System Pursuant to Technical Specification 3.3.3.9, find attached a Special Report concerning the inoperability of the Unit i Vibration and loose Parts hionitoring System Channel #5 (Steam Generator A).

Very truly yours.

k S.

wt,-

ht. S. Tuckman CRL/SR826 Attachment xc: S. D. Ebneter Regional Administrator, Region 11 R. E. h1artin ONRR W. T. Orders Senior Resident inspector f

l l

9to904022e 910826

[

gDR ADOCKODoop,g3 fgqq

. -.//r

e SI'l!CI Al. litiPOllT CATAWilA NUCI!!All STATION, UNIT 1 Vibration and lame Parts Monitoring Systern Channel 5 On July 19, 1991.

Channel #5 (Steam Generator A) of the Vibration and loose Parts Monitoring Systern was declared inoperable due to a low signal on the channel.

channel will not be repaired until a future outape because a containment entry is recuired The Channel #9, which is the other Steam Generator A Channel, is operable and prosides coverage.

Since the channelins been inoperable for incre than 30 days, it is reportable to the NitC pursuant to Technical Specification 3.3.3.9.

. _ _ _