Event Notification Report for February 9, 2000
U.S. Nuclear Regulatory Commission
Operations Center
Event Reports For
02/08/2000 - 02/09/2000
** EVENT NUMBERS **
36670
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|Power Reactor |Event Number: 36670 |
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| FACILITY: MONTICELLO REGION: 3 |NOTIFICATION DATE: 02/08/2000|
| UNIT: [1] [] [] STATE: MN |NOTIFICATION TIME: 07:14[EST]|
| RXTYPE: [1] GE-3 |EVENT DATE: 02/08/2000|
+------------------------------------------------+EVENT TIME: 03:33[CST]|
| NRC NOTIFIED BY: STEVE CHRISTIAN |LAST UPDATE DATE: 02/08/2000|
| HQ OPS OFFICER: DOUG WEAVER +-----------------------------+
+------------------------------------------------+PERSON ORGANIZATION |
|EMERGENCY CLASS: N/A |MICHAEL PARKER R3 |
|10 CFR SECTION: | |
|AESF 50.72(b)(2)(ii) ESF ACTUATION | |
| | |
| | |
| | |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|1 N N 0 Cold Shutdown |0 Cold Shutdown |
| | |
| | |
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EVENT TEXT
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| ESF ACTUATION - OUTBOARD RECIRC SAMPLE VALVE CLOSED |
| |
| During performance of Main Steam Isolation Valve Functional Test |
| 0255-07-IA-2, the outboard recirc sample valve CV-2791 closed due to |
| activation of a Group I isolation signal. The procedure step de-energized |
| the DC power to verify that the outboard main steam isolation valves would |
| remain open with AC power. However, the procedure did not recognize that |
| the other Group I outboard valves would close when DC power was |
| interrupted. |
| |
| The licensee will notify the NRC resident inspector. |
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