Part 21 Report - 1998-110

LICENSEE: ILLINOIS POWER CO. SITE: CLINTON 1 EN NUMBER:33563 DOCKET: 05000461 EVENT DATE: 01-20-98 RX TYPE: BWR EVENT TIME: 00:00 VENDORS: GE-6 NOTIFY DATE: 01-20-98 EMERGENCY CLASS: N/A REGION: 3 STATE: IL TIME: 13:50 OPS OFFICER: CHAUNCEY GOULD 10 CFR SECTION: CCCC 21.21 UNSPECIFIED PARAGRAPH UNIT SCRAM RX INIT INITIAL MODE CURR CURRENT MODE CODE CRIT PWR PWR 1 N N 0 COLD SHUTDOWN 0 COLD SHUTDOWN 10CFR PART 21 REPORT - THE BASIC COMPONENT INVOLVED IN THIS REPORT IS THE FAILURE TO INSTALL THE SHUTDOWN COOLING WATER PUMP ROOM COOLING FAN MOTOR SHAFT KEY FOR THE DIVISION II SHUTDOWN SERVICE SERVICE WATER PUMP ROOM COOLER FAN. THIS COOLER WAS SUPPLIED BY BUFFALO FORGE COMPANY. AS DISCUSSED IN THE LER, THE NATURE OF THE CONDITION IS THE FAILURE TO INSTALL A MOTOR SHAFT KEY ON THE DIVISION II SHUTDOWN SERVICE WATER PUMP ROOM COOLER FAN. FAILURE TO INSTALL THE MOTOR SHAFT KEY ON THE DIVISION II SHUTDOWN SERVICE WATER PUMP ROOM COOLER COULD ALLOW THE TEMPERATURE IN THE PUMP ROOM TO EXCEED THE DESIGN BASIS TEMPERATURE REQUIRED FOR THE OPERATION OF THE SHUTDOWN SERVICE WATER PUMP. THE LICENSEE IDENTIFIED THE SHUTDOWN SERVICE WATER PUMP ROOM COOLING FAN MISSING MOTOR SHAFT KEY MAY HAVE BEEN CAUSED BY THE FAILURE OF THE MANUFACTURE TO INSTALL IT WHEN THE UNIT WAS ASSEMBLED AT THE FACTORY AND THE LICENSEE DETERMINED THIS ISSUE WAS POTENTIALLY REPORTABLE UNDER 10CFR PART 21. SEE RELATED EVENT #33446.

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