ML20102B081
| ML20102B081 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 05/13/1992 |
| From: | Skiba TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC) |
| To: | Jolliffe NRC OFFICE FOR ANALYSIS & EVALUATION OF OPERATIONAL DATA (AEOD) |
| References | |
| REF-PT21-92 NUDOCS 9207280159 | |
| Download: ML20102B081 (1) | |
Text
POWER REACTCR EVENT 11 UMBER: 23451 l FACILITY: COMANCHE P AK REGION: 4 110TIFICATIOli DATE: 05/13/92 ;
UNIT: ( ) (2) , ) STATE: TX NOTIFICATION TIME: 10:44 (ET) l RX TYPE: (1) W-4-LP,(2) W-4-LP EVEllT DATE: 04/04/92 l EVENT TIME: 11:00(CDT) l NRC llOTIFIED BY: SKIBA LAST UPDATE DATE: 05/13/92 (
HQ OPS OFFICER: DICK JOLLIFFE
-- 110TIFICATIO!!S EMERGENCY CLASS: NOT APPLICABLE GARY SANBORN RDO 10-CFR SECTION:
CDEF 21.21(b) (2) DEFECTS /MO!JCOMPLIANCE i -
CURR RX MODE l UNIT SCRAM CODE RX CRIT INIT PWR INIT RX MODE CURR PWR N' 0 UllDER CO!1STRUCT 0 U!1 DER CO!!STRUCT 3 11 EVENT TEXT LICENSEE DISCOVERED THE FOLLOWING DEFECTS WITH ELGAR INVERTERS FOR UNIT 2 DURING TESTING:
- 1. FAILURE IN INVF'tTER CONTROL CIRCUIT #J 7
- 2. MASSING UPGRADE ON CIRCUIT BOARD ^
- 3. INCORRECTLY WOUND TRANSFORMER O!1 CIRCUIT BOARD
- 4. MISSING PARTS ON CIRCUIT BOARD /J2
- 5. POOR CRIMP CONNECTIONS
- 6. -INCORRECTLY SUPPLIED PARTS
- 7. WIRING ERRORS.
LICENSEE PLANS TO CORRECT THESE DEFECTS BEFORE PLACING THIS EQUIPMENT IN SERVICE (SDAR CP-92-004, SN-511, TSL/TUS-92070).
f LICENSEE WILL SUBMIT A WRITTEN REPORT WITHIN 30 DAYS.
LICENSEE WILL INFcRM THE NRC RESIDENT INSPECTOR. =- -
._mmum-
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