ML20100H980
| ML20100H980 | |
| Person / Time | |
|---|---|
| Site: | Catawba  |
| Issue date: | 02/20/1996 |
| From: | Mccollum W DUKE POWER CO. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| NUDOCS 9602280160 | |
| Download: ML20100H980 (1) | |
Text
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- 6o I Catauln Nuclear Generation Department
' l'itehesident 48%@merdhbad (803)K1]J2tM OHice ' @ Mn "' York, SC2.974S (8W)S31MMax ' O-- February 20, 1996 f t U.,S: Nuclear Regulatory Commission ~ l ATTN: Document Control Desk
- Nashington, DC' 20555
Subject:
Catawba Nuclear Station, Unit 1 Docket No. 50-413 Special. Report .l Vibration and Loose Parts Monitoring System i i On January 11,1996, Unit 1 Loose Parts Monitoring System (LPMS) Channel l 21 (S/G ID Manway) was declared inoperable due to spurious, unexplainable ~ electronic bursts. This was discovered during routine surveillance by Engineering personnel. i The alarming capability of Channel 21 was disabled and the channel was } I entered in Technical Specification Action ' Item Logbook (#C1-95-01807) as inoperable. Work Request 96003609 has been initiated to pursue corrective l action. Problem Investigntion Process (PIP) 1-C-96-0082 is the tracking j ' document for this failure. LPMS Channels 20 (S/G 3D Secondary) and 22 (S/G 1D Ilot Leg) are operable and provide coverage for the S/G ID collection region. Since this channel has been inoperable for 30 days, this information is submitted pursuant - Selected Licensee Commitment 16.7-4 and Technical Specification 6.9.2. Very truly yours, l W. R. McColl KEN /SR022096a. LPM xc: S. D. Ebneter, Regional Administrator ~ R.. E. Martin, ONRR R. J. Freudenberger, SRI-9602280160 960220' dI _~ 'PDR ADOCK 05000413 P' D 'S PDR ~~wy>cw e yy I}}