TXX-6520, Interim Deficiency Rept CP-86-49 Re Effects of polar-organic Solvents on Sealants of Conax Adaptor Modules & Electrical Penetrations.Initially Reported on 861010.Nine Replacement Parts Received.Final Rept Expected by 871220
| ML20215H839 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 06/19/1987 |
| From: | Counsil W TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC) |
| To: | NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM) |
| References | |
| CP-86-49, TXX-6520, NUDOCS 8706240231 | |
| Download: ML20215H839 (1) | |
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1 Log # TXX-6520 I
F9 File # 10110 909.I r
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Ref: 10CFR50.55(e) illELECTRIC William G. Counsil Decutwe %ce President U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, D. C. 20555
SUBJECT:
COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)
DOCKET NOS. 50-445 AND 50-446 CONAX ADAPT 0R MODULES AND ELECTRICAL PENETRATIONS SDAR:
CP-86-49 (INTERIM REPORT)
Gentlemen:
On October 10, 1986, we notified you by our letter logged TXX-6018 of a deficiency involving the effects of polar-organic solvents nn the sealants of Conax adaptor modules and electrical penetrations which we deemed reportable under the provisions of 10CFR50.55(e).
This is an interim report submitted to status corrective action implemented to date.
Our most recent interim report was logged TXX-6254 dated January 30, 1987.
Of the 11 modules with end sealant crazing, 7 modules were in Unit I and 4 modules were in Unit 2.
Nine replacement modules have been received at CPSES.
The two Heated Junction Thermocouple modules for Unit 2 remain in fabrication at Conax Corporation, awaiting receipt of special Litton Corporation connectors.
The Unit 1 modules have been installed completing the Unit 1 portion of this issue.
The four remaining Unit 2 modules are scheduled for completion by November 30, 1987. We anticipate completion of the final report by December 20, 1987.
We will submit our next report on this issue no later than January 20, 1988.
Very truly yours, E$&)WL W. G. Counsil JDS/mlh c - Mr. R. D. Martin, Region IV CPSES Resident Inspectors - 3 copies 8706240231 e70619
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