Part 21 Report - 1997-070
LICENSEE: VICTOREEN, INC.
SITE: VICTOREEN, INC. EN NUMBER:31692
DOCKET: EVENT DATE: 01-27-97
RX TYPE: EVENT TIME: 00:00
VENDORS: NOTIFY DATE: 01-30-97
EMERGENCY CLASS: N/A REGION: 3 STATE: OH TIME: 14:12
OPS OFFICER: LEIGH TROCINE
10 CFR SECTION: CCCC 21.21 UNSPECIFIED PARAGRAPH
VICTOREEN INC. MADE A 10 CFR PART 21 NOTIFICATION REGARDING A
DIGITAL DISPLAY UNIT.
VICTOREEN INC. LOCATED AT 6000 COCHRAN ROAD IN CLEVELAND, OHIO,
MADE A 10 CFR PART 21 NOTIFICATION THAT THEIR DIGITAL DISPLAY IN
THE DIABLO CANYON NUCLEAR POWER PLANT CONTROL ROOM (RDU), FOR
SAFETY-RELATED MONITOR R44B, STOPPED UPDATING (i.e, DISPLAY
FROZEN). FURTHER TESTING DETERMINED THAT ALTHOUGH THE ALARM
RELAY CHANGED STATE AFTER INPUTTING A TEST SIGNAL, THE RELAY
OUTPUT AT THE RDU DID NOT. THIS IS AN UNIDENTIFIED FAILURE
CONDITION IN THE DESIGN.
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