Event Notification Report for October 6, 1999
U.S. Nuclear Regulatory Commission
Operations Center
Event Reports For
10/05/1999 - 10/06/1999
** EVENT NUMBERS **
36260 36261 36262
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|Power Reactor |Event Number: 36260 |
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| FACILITY: QUAD CITIES REGION: 3 |NOTIFICATION DATE: 10/05/1999|
| UNIT: [1] [] [] STATE: IL |NOTIFICATION TIME: 03:52[EDT]|
| RXTYPE: [1] GE-3,[2] GE-3 |EVENT DATE: 10/04/1999|
+------------------------------------------------+EVENT TIME: 23:55[CDT]|
| NRC NOTIFIED BY: KEN HILL |LAST UPDATE DATE: 10/05/1999|
| HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+
+------------------------------------------------+PERSON ORGANIZATION |
|EMERGENCY CLASS: N/A |JOHN JACOBSON R3 |
|10 CFR SECTION: | |
|AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | |
| | |
| | |
| | |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|1 N Y 100 Power Operation |100 Power Operation |
| | |
| | |
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EVENT TEXT
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| HIGH PRESSURE COOLANT INJECTION (HPCI) DECLARED INOPERABLE |
| |
| HPCI OUTBOARD STEAM SUPPLY ISOLATION VALVE, MO 1-2301-5, WAS UNABLE TO BE |
| CLOSED USING THE CONTROL ROOM CONTROL SWITCH DURING A PLANNED VALVE TIMING |
| SURVEILLANCE PRIOR TO A PLANNED HPCI SYSTEM OUTAGE. PRIOR TO THIS, AT 2348 |
| CDT ON 10/4/99, THE HPCI SYSTEM WAS MADE INOPERABLE WHEN THE INBOARD STEAM |
| SUPPLY ISOLATION VALVE, MO 1-2301-4, WAS CLOSED AS PART OF THE VALVE TIMING |
| SURVEILLANCE TO ALLOW TESTING OF THE OUTBOARD VALVE. SINCE MO 1-2301-5 |
| COULD NOT BE CLOSED, MO 1-2301-4 WAS KEPT CLOSED TO COMPLY WITH TECHNICAL |
| SPECIFICATIONS 3.5.a ACTION STATEMENTS AND STATION PROCEDURES FOR AN |
| INOPERABLE CONTAINMENT ISOLATION VALVE. HPCI COULD NOT BE RETURNED TO |
| SERVICE, AS PLANNED, AND REMAINS INOPERABLE. ALL EMERGENCY CORE COOLING |
| SYSTEMS, EMERGENCY DIESEL GENERATORS, AND REACTOR CORE ISOLATION COOLING |
| SYSTEM ARE FULLY OPERABLE. |
| |
| THE NCR RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. |
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|Power Reactor |Event Number: 36261 |
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| FACILITY: GINNA REGION: 1 |NOTIFICATION DATE: 10/05/1999|
| UNIT: [1] [] [] STATE: NY |NOTIFICATION TIME: 08:54[EDT]|
| RXTYPE: [1] W-2-LP |EVENT DATE: 10/05/1999|
+------------------------------------------------+EVENT TIME: 08:54[EDT]|
| NRC NOTIFIED BY: JOE WIDAY |LAST UPDATE DATE: 10/05/1999|
| HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+
+------------------------------------------------+PERSON ORGANIZATION |
|EMERGENCY CLASS: N/A |JOHN KINNEMAN R1 |
|10 CFR SECTION: |VERN HODGE NRR |
|CCCC 21.21 UNSPECIFIED PARAGRAPH | |
| | |
| | |
| | |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|1 N Y 100 Power Operation |100 Power Operation |
| | |
| | |
+------------------------------------------------------------------------------+
EVENT TEXT
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| W2 SWITCH SUPPLIED BY WESTINGHOUSE DRAWN FROM STOCK DID NOT OPERATE |
| PROPERLY |
| AFTER BEING INSTALLED. |
| |
| W2 SWITCH WAS SUPPLIED TO ROCHESTER GAS AND ELECTRIC CORPORATION BY |
| WESTINGHOUSE ELECTRIC CORPORATION. A SAFETY RELATED W2 SWITCH DRAWN FROM |
| STOCK DID NOT OPERATE SATISFACTORILY AFTER BEING INSTALLED IN THE MAIN |
| CONTROL BOARD FOR USE AS THE CONTROL SWITCH FOR SAFETY INJECTION PUMP 1C |
| (1/SIP1 C2). THE SWITCH DID WORK PROPERLY BEFORE INSTALLATION IN THE MAIN |
| CONTROL BOARD POSITION. HOWEVER, SUBSEQUENT TO INSTALLATION THE SWITCH |
| MECHANISM WOULD BIND AND WOULD NOT SPRING RETURN TO THE "AFTER CLOSE" OR |
| "AFTER TRIP" POSITIONS. THE SWITCH IS EXPECTED TO FUNCTION PROPERLY IN BOTH |
| POSITIONS. |
| |
| THE SUBSTANTIAL SAFETY HAZARD CREATED BY THE SWITCH POTENTIALLY BEING STUCK |
| IN THE "TRIP" POSITION IS THAT THE ASSOCIATED ECCS PUMP BREAKER WOULD NOT |
| AUTO-CLOSE FOLLOWING A SAFETY INJECTION ACTUATION SYSTEM SIGNAL; THEREFORE, |
| THE ASSOCIATED ECCS PUMP WOULD NOT PERFORM ITS SAFETY FUNCTION. THE |
| POSTULATED FAILURE, IN CONJUNCTION WITH ANOTHER POSTULATED SINGLE FAILURE, |
| COULD CAUSE A LOSS OF SAFETY FUNCTION FOR THE ECCS SYSTEM. |
+------------------------------------------------------------------------------+
+------------------------------------------------------------------------------+
|Power Reactor |Event Number: 36262 |
+------------------------------------------------------------------------------+
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| FACILITY: VERMONT YANKEE REGION: 1 |NOTIFICATION DATE: 10/05/1999|
| UNIT: [1] [] [] STATE: VT |NOTIFICATION TIME: 09:44[EDT]|
| RXTYPE: [1] GE-4 |EVENT DATE: 10/05/1999|
+------------------------------------------------+EVENT TIME: 09:00[EDT]|
| NRC NOTIFIED BY: JIM BROOK |LAST UPDATE DATE: 10/05/1999|
| HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+
+------------------------------------------------+PERSON ORGANIZATION |
|EMERGENCY CLASS: N/A |JOHN KINNEMAN R1 |
|10 CFR SECTION: | |
|AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | |
| | |
| | |
| | |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE |
+-----+----------+-------+--------+-----------------+--------+-----------------+
|1 N Y 99 Power Operation |99 Power Operation |
| | |
| | |
+------------------------------------------------------------------------------+
EVENT TEXT
+------------------------------------------------------------------------------+
| HIGH PRESSURE COOLANT INJECTION (HPCI) DECLARED INOPERABLE. |
| |
| DURING DRILLING OPERATIONS TO INSTALL HILTI BOLTS IN THE HPCI ROOM, A WORKER |
| LEANED UP AGAINST AN OIL LINE AND CAUSED AN OIL LEAK. THE LEAK WAS |
| ESTIMATED WITH NO PRESSURE TO BE AT 60 DROPS PER MINUTE. HPCI WAS DECLARED |
| INOPERABLE PER TECHNICAL SPECIFICATION 3.5.E.2 (7 DAY LIMITING CONDITION OF |
| OPERATION) . ALL OTHER EMERGENCY CORE COOLING SYSTEMS, REACTOR CORE |
| ISOLATION COOLING (RCIC), AND THE EMERGENCY DIESEL GENERATORS ARE FULLY |
| OPERABLE. |
| |
| THE NRC RESIDENT WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. |
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