U.S. Nuclear Regulatory Commission Operations Center Event Reports For 10/05/95 - 10/06/95 ** EVENT NUMBERS ** 29414 29415 29417 29421 29422 29423 29424 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 29414 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CRYSTAL RIVER REGION: 2 |NOTIFICATION DATE: 10/03/95 | |UNIT: [3] [ ] [ ] STATE: FL |NOTIFICATION TIME: 23:46 [ET]| |RX TYPE: [3] B&W-L-LP |EVENT DATE: 10/03/95 | +------------------------------------------------+EVENT TIME: 23:30[EDT]| |NRC NOTIFIED BY: WILSON |LAST UPDATE DATE: 10/05/95 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |MARK LESSER RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |DAVID MATTHEWS EO | | |ED SIMMERS FEMA | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 3 | N Y 97 POWER OPERATION | 97 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - UNUSUAL EVENT DECLARED DUE TO HURRICANE WARNING FOR FLORIDA WEST COAST - | | | | LICENSEE DECLARED AN UNUSUAL EVENT DUE TO THE ISSUANCE OF A HURRICANE | | WARNING FOR THE WEST COAST OF FLORIDA DUE TO HURRICANE OPAL. | | | | WINDS AT THE SITE ARE PRESENTLY AT 7 MPH. | | | | LICENSEE NOTIFIED STATE AND LOCAL OFFICIALS AND WILL INFORM THE NRC | | RESIDENT INSPECTOR. | | | | * * * UPDATE AT 0224 ON 10/05/95 BY WILSON TAKEN BY HOO JOLLIFFE * * * | | | | AT 0222 ON 10/05/95, LICENSEE TERMINATED THE UNUSUAL EVENT DUE TO THE | | TERMINATION OF THE HURRICANE WARNING FOR THE WEST COAST OF FLORIDA. | | | | THE PLANT EXPERIENCED MAXIMUM SUSTAINED WINDS OF 35 MPH WITH GUSTS OF | | 40 MPH. THERE WAS NO DAMAGE TO VITAL PLANT STRUCTURES OR EQUIPMENT. | | THERE WERE NO PERSONNEL INJURIES. | | | | LICENSEE NOTIFIED STATE AND LOCAL OFFICIALS AND WILL NOTIFY THE NRC | | RESIDENT INSPECTOR OF THE TERMINATION OF THE UNUSUAL EVENT. | | | | HOO NOTIFIED R2DO WHITE, NRR EO MARSH, AND FEMA CALDWELL OF THE | | TERMINATION OF THE UNUSUAL EVENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 29415 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: QUAD CITIES REGION: 3 |NOTIFICATION DATE: 10/04/95 | |UNIT: [ ] [2] [ ] STATE: IL |NOTIFICATION TIME: 05:09 [ET]| |RX TYPE: [1] GE-3,[2] GE-3 |EVENT DATE: 10/04/95 | +------------------------------------------------+EVENT TIME: 01:53[CDT]| |NRC NOTIFIED BY: CLARK |LAST UPDATE DATE: 10/06/95 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |WAYNE KROPP RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | |AOUT 50.72(b)(1)(ii)(B) OUTSIDE DESIGN BASIS | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 87 POWER OPERATION | 87 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - MCC FEED BREAKER TRIPPED AND HPCI TURBINE TURNING GEAR WOULD NOT ENGAGE - | | | | AT 0153 (CDT), MCC #29-2 FEED BREAKER TRIPPED ON OVERLOAD FOR UNKNOWN | | REASONS CAUSING A LOSS OF RPS 'B', A PARTIAL PCIS GROUP II ISOLATION | | (CONTAINMENT VENT, PURGE & SAMPLE VALVES), PCIS GROUP III ISOLATION | | (RWCU SYSTEM & Rx BUILDING VENTILATION SYSTEM), SBGT SYSTEM AUTO START, | | AND CONTROL ROOM VENTILATION SYSTEM ISOLATION. (ESF ACTUATION). | | | | LICENSEE IS INVESTIGATING THE CAUSE OF THE BREAKER TRIP. | | | | AT 0230 (CDT), IN AN UNRELATED EVENT, FOLLOWING A SHUTDOWN OF THE HPCI | | SYSTEM FOR SURVEILLANCE TESTING, THE HPCI TURBINE TURNING GEAR WOULD NOT | | ENGAGE. (ACCIDENT MITIGATION). | | | | THESE EVENTS HAD NO IMPACT ON UNIT 1. | | | | LICENSEE IS DETERMINING CORRECTIVE ACTIONS AND INFORMED THE NRC RESIDENT | | INSPECTOR. | | | | * * * UPDATE AT 0140 ON 10/06/95 BY NICK DUCK TAKEN BY HOO JOLLIFFE * * * | | | | AT 2345 (CDT) ON 10/05/95, LICENSEE DETERMINED THAT MCC #19-2 & #29-2 WERE | | OUTSIDE THEIR DESIGN BASIS. IN ORDER TO MEET THE DESIGN BASIS FOR THESE | | MCCs, LICENSEE INTENDS TO RESTRICT THE ELECTRICAL LOADS ON THESE MCCs. | | | | LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | HOO NOTIFIED R3DO KROPP. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 29417 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FARLEY REGION: 2 |NOTIFICATION DATE: 10/04/95 | |UNIT: [1] [2] [ ] STATE: AL |NOTIFICATION TIME: 11:58 [ET]| |RX TYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 10/04/95 | +------------------------------------------------+EVENT TIME: 10:16[CDT]| |NRC NOTIFIED BY: PETE WEBB |LAST UPDATE DATE: 10/05/95 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |MARK LESSER RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |CHRIS GRIMES (NRR) EO | |NOCM COMM ASST BRIEF |PAUL WRIGHT FEMA | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | UNUSUAL EVENT DECLARED DUE TO THE THREAT OF HURRICANE OPAL | | | | AT 10:16 CDT, THE LICENSEE DECLARED AN UNUSUAL EVENT BECAUSE HURRICANE OPAL | | WAS PROJECTED TO AFFECT THE PLANT SITE AND BECAUSE THE HURRICANE WAS | | DETERMINED TO BE THREATENING. THE LICENSEE IS CURRENTLY PERFORMING SEVERE | | WEATHER PREPARATIONS. THERE ARE NO PROTECTIVE ACTIONS RECOMMENDED AT THIS | | TIME, AND A DECISION TO SHUT DOWN UNIT 2 HAS NOT YET BEEN MADE. HURRICANE | | OPAL IS CURRENTLY EXPECTED TO HIT THE COAST AT APPROXIMATELY 18:00 EDT | | TODAY, AND THE PLANT SITE IS LOCATED APPROXIMATELY 100 MILES INLAND. | | | | THE LICENSEE NOTIFIED AN NRC ONSITE INSPECTOR (TINGEN), HOUSTON COUNTY IN | | ALABAMA, EARLY COUNTY IN GEORGIA, AND THE STATES OF ALABAMA AND GEORGIA. | | | | * * * 13:00 OCTOBER 4, 1995, COMMISSIONERS ASSISTANTS' BRIEFING * * * | | | | A COMMISSIONERS ASSISTANTS' BRIEFING WAS CONDUCTED IN ORDER TO DISCUSS THE | | AFFECTED NUCLEAR POWER PLANTS INCLUDING FARLEY, CRYSTAL RIVER (REFER TO | | EVENT NUMBER 29414.), AND HATCH. THE FOLLOWING NOTIFICATIONS WERE MADE | | (*INDICATES OFFICE DID NOT PARTICIPATE): ANALYSIS EVALUATION AND | | OPERATIONAL DATA (*JORDAN AND *ROSS), INCIDENT RESPONSE DIVISION (CONGEL, | | BAILEY, AND GIITTER), CHAIRMAN JACKSON (TSCHILTZ), COMMISSIONER ROGERS | | (COPLAN), REACTOR EVENTS EXECUTIVE DIRECTOR FOR OPERATIONS (CARPENTER), | | MATERIALS EXECUTIVE DIRECTOR FOR OPERATIONS (SCHLUETER), NUCLEAR REACTOR | | REGULATION EMERGENCY OFFICER (CHAFFEE), NUCLEAR MATERIALS SAFETY AND | | SAFEGUARDS EMERGENCY OFFICER (COOL), PUBLIC AFFAIRS OFFICE (HAYDEN), | | CONGRESSIONAL AFFAIRS OFFICE (KEELING), SECY (HART), STATE PROGRAMS | | (*BANGART), NUCLEAR REACTOR REGULATION (GRIMES AND WEINS), NUCLEAR | | MATERIALS SAFETY AND SAFEGUARDS (*BRACH AND *COMBS), REGION II (COLLINS), | | REGION IV (COLLINS AND SLARANO), AND REGION II BRIEFER (CHRISTENSEN). | | | | AT 11:00 EDT, HURRICANE OPAL WAS LOCATED APPROXIMATELY 283 MILES FROM | | FARLEY WITH SUSTAINED WINDS OF 150 MILES PER HOUR. THE STORM WAS MOVING | | NORTH-NORTHEAST AT 23 MILES PER HOUR WITH HURRICANE FORCE WINDS EXTENDING | | OUT 145 MILES FROM THE CENTER OF THE STORM. REGION II ENTERED THE | | MONITORING MODE AT 12:10 EDT. | | | | * * UPDATE AT 0004 ON 10/05/95 BY VAN LANDINGHAM TAKEN BY HOO JOLLIFFE * * | | | | AT 1915 (CDT) ON 10/04/95, UNIT 2 WAS SHUTDOWN TO MODE 3 (HOT STANDBY) | | DUE TO HURRICANE OPAL. | | | | AT 2255 (CDT) ON 10/04/95, LICENSEE TERMINATED THE UNUSUAL EVENT DUE TO | | THE PASSING OF THE THREAT TO THE PLANT FROM HURRICANE OPAL. THE PLANT | | EXPERIENCED MAXIMUM SUSTAINED WINDS OF 36 MPH WITH GUSTS TO 60 MPH. | | THERE WAS NO DAMAGE TO VITAL PLANT STRUCTURES OR EQUIPMENT AND NO | | PERSONNEL INJURIES. | | | | LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR AND WILL NOTIFY STATE AND | | LOCAL OFFICIALS OF THE TERMINATION OF THE UNUSUAL EVENT. | | | | HOO NOTIFIED R2DO LESSER, NRR EO MARSH, AND FEMA CANUPP OF THE TERMINATION | | OF THE UNUSUAL EVENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 29421 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SALEM REGION: 1 |NOTIFICATION DATE: 10/05/95 | |UNIT: [1] [ ] [ ] STATE: NJ |NOTIFICATION TIME: 01:12 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 10/04/95 | +------------------------------------------------+EVENT TIME: 22:35[EDT]| |NRC NOTIFIED BY: SERWAN |LAST UPDATE DATE: 10/05/95 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: ALERT +-----------------------------+ |10 CFR SECTION: |JOHN WHITE RDO | |ADEG 50.72(b)(1)(ii) DEGRAD COND DURING OP | | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |LARRY NICHOLSON R1 | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - ALERT DECLARED DUE TO LOSS OF CONTROL ROOM ANNUNCIATORS > 15 MINUTES - | | | | UNIT 1 IS IN MODE 6 (REFUELING) WITH THE CORE IN THE SPENT FUEL POOL. | | | | AT 2235 ON 10/04/95, UNIT 1 LOST GREATER THAN 75% OF ITS CONTROL ROOM | | OVERHEAD ANNUNCIATOR SYSTEM. | | | | AT 2335 ON 10/04/95, LICENSEE RESET THEIR ANNUNCIATOR COMPUTER SYSTEM AND | | RESTORED ALL CONTROL ROOM ANNUNCIATORS TO OPERABLE STATUS. | | | | LICENSEE SATISFACTORILY PERFORMED A FUNCTIONAL TEST OF THE CONTROL ROOM | | ANNUNCIATORS. | | | | LICENSEE WAS PERFORMING A ROUTINE NIGHTLY TEST OF THE SERVICE WATER SUMP | | LEVEL ALARM AT THE TIME OF THIS EVENT. NO OTHER TESTING WAS BEING | | PERFORMED AT THE TIME OF THE EVENT. | | | | UNIT 1 IS STABLE AND THERE IS NO ADVERSE EFFECT ON ANY PLANT SYSTEMS. | | | | THERE ARE NO ADVERSE WEATHER CONDITIONS AROUND THE PLANT. | | | | THERE WAS NO RELEASE OF RADIATION FROM THE PLANT. | | | | THERE IS NO EFFECT ON UNIT 2 WHICH IS IN MODE 5 (COLD SHUTDOWN) IN A | | MAINTENANCE OUTAGE. | | | | AT 0112 ON 10/05/95, LICENSEE REPORTED THIS EVENT TO THE NRC OPERATIONS | | CENTER AS A 10CFR50.72 1 HOUR REPORT. | | | | * * UPDATE AT 0214 ON 10/05/95 BY ZOOK/WILLBANKS TAKEN BY HOO JOLLIFFE * * | | | | LICENSEE INVESTIGATION HAS DETERMINED THAT 100% OF THE CONTROL ROOM | | ANNUNCIATORS HAD BEEN INOPERABLE FROM 2235 TO 2335 ON 10/04/95. | | | | AT 0138 ON 10/05/95, LICENSEE DECLARED AN ALERT DUE TO 100% OF UNIT 1 | | ANNUNCIATORS BEING INOPERABLE FOR GREATER THAN 15 MINUTES. | | | | LICENSEE IS STAFFING THEIR TSC AND EOF. | | | | LICENSEE IS PERFORMING A DIAGNOSTIC TEST OF THE CONTROL ROOM ANNUNCIATORS | | TO DETERMINE THE CAUSE OF THE LOSS OF THE CONTROL ROOM ANNUNCIATORS. | | | | LICENSEE NOTIFIED STATE AND LOCAL OFFICIALS AND WILL NOTIFY THE NRC | | RESIDENT INSPECTOR. | | | | HOO NOTIFIED R1DO WHITE, NRR EO MARSH, FEMA SIMMERS. | | | | * * * UPDATE AT 0524 ON 10/05/95 BY CORNMAN TAKEN BY HOO JOLLIFFE * * * | | | | A LICENSEE DIAGNOSTIC TEST OF THE CONTROL ROOM ANNUNCIATOR SYSTEM HAS | | DETERMINED THAT THE CONTROL ROOM ANNUNCIATOR SYSTEM IS OPERABLE, STABLE, | | AND RELIABLE. LICENSEE IS STILL DETERMINING THE CAUSE OF THE FAILURE. | | | | AT 0522 ON 10/05/95, BASED ON THE ABOVE, LICENSEE TERMINATED THE ALERT. | | | | LICENSEE WILL NOTIFY STATE AND LOCAL OFFICIALS AND THE NRC RESIDENT | | INSPECTOR AND WILL ISSUE A PRESS RELEASE. | | | | HOO NOTIFIED R1DO WHITE, NRR EO MARSH, AND FEMA MOSTELLER OF THE | | TERMINATION OF THE ALERT. | | | | HOO NOTIFIED HQ PAO BEECHER, AEOD JORDAN & BAILEY, DOE EOC SHIEH, | | EPA NRC McLAUGHLIN, USDA BICKERTON, AND HHS BURT OF THE DECLARATION AND | | TERMINATION OF THE ALERT. | | | | * * * UPDATE AT 0900 ON 10/05/95 BY GOULD * * * | | | | COMMISSIONER'S ASSISTANT BRIEFING HELD WITH THE FOLLOWING PARTICIPANTS: | | ROSS (AEOD), BAILEY (IRB), BEECHER (OPA), CARPENTER (EDO), KELING (CA), | | STABLEIN (EDO NMSS), SORENSEN (ROGERS), & TSCHILTZ (JACKSON). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 29422 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: AEROFIN CORPORATION |NOTIFICATION DATE: 10/05/95 | | CITY: LYNCHBURG REGION: 2 |NOTIFICATION TIME: 08:30 [ET]| | COUNTY: STATE: VA |EVENT DATE: 10/05/95 | |LICENSE#: AGREEMENT: N |EVENT TIME: 08:00[EDT]| | DOCKET: |LAST UPDATE DATE: 10/05/95 | | +-----------------------------+ | |PERSON ORGANIZATION| | | | | | | +------------------------------------------------+VERN HODGE NRR | |NRC NOTIFIED BY: BRIAN ELLIOTT | | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |CDEF 21.21(b)(2) DEFECTS/NONCOMPLIANCE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - 1456 HEX BOLTS WITH INADEQUATE HEAT TREATMENT SENT TO PALISADES - | | | | MR ELLIOTT, AEROFIN CORPORATION, LYNCHBURG, VA, REPORTED THAT 1456 HEX | | BOLTS (5/8 - 11 X 3 INCHES, ASME SA193, GRADE B-7) USED AS HEADER COVER | | PLATE BOLTS IN SAFETY RELATED CONTAINMENT AIR COOLER REPLACEMENT COOLING | | COILS FURNISHED BY AEROFIN TO CONSUMERS POWER CORPORATION FOR USE IN | | PALISADES NUCLEAR PLANT MAY HAVE BEEN INADEQUATELY HEAT TREATED. | | | | HOO FAXED A COPY OF THE 10CFR21 REPORT TO NRR VERN HODGE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 29423 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PALO VERDE REGION: 4 |NOTIFICATION DATE: 10/05/95 | |UNIT: [1] [2] [3] STATE: AZ |NOTIFICATION TIME: 17:30 [ET]| |RX TYPE: [1] CE,[2] CE,[3] CE |EVENT DATE: 10/05/95 | +------------------------------------------------+EVENT TIME: 13:30[MST]| |NRC NOTIFIED BY: DAVID KELSEY |LAST UPDATE DATE: 10/05/95 | |HQ OPS OFFICER: JOSEPH SEBROSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN PELLET RDO | |AESS 50.72(b)(1)(v) EMERGENCY SIREN INOP | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | ALL EMERGENCY SIRENS SURROUNDING THE SITE ARE INOPERABLE. | | | | AT APPROXIMATELY 13:30 THE EMERGENCY PLANNING GROUP FOR THE PALO VERDE | | STATION WAS NOTIFIED THAT THE EMERGENCY SIRENS FOR THE STATION WERE | | INOPERABLE. THE STATE AND COUNTY ACTIVATION CENTERS ARE UNABLE TO REMOTELY | | ACTIVATE THE 39 EMERGENCY SIRENS SURROUNDING THE SITE. THE ARIZONA PUBLIC | | SERVICE TELECOMMUNICATIONS GROUP IS INVESTIGATING THE CAUSE OF THE PROBLEM. | | | | THE MARICOPA COUNTY SHERIFF'S OFFICE HAS BEEN NOTIFIED OF THE PROBLEM. THIS | | OFFICE IS TASKED WITH NOTIFYING THE PUBLIC OF A PROBLEM AT THE PLANT WHEN | | THE EMERGENCY SIRENS ARE INOPERABLE. THE LICENSEE HAS ALSO NOTIFIED THE | | RESIDENT INSPECTOR AND STATE AND LOCAL OFFICIALS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 29424 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: HARRIS REGION: 2 |NOTIFICATION DATE: 10/05/95 | |UNIT: [1] [ ] [ ] STATE: NC |NOTIFICATION TIME: 17:57 [ET]| |RX TYPE: [1] W-3-LP |EVENT DATE: 10/05/95 | +------------------------------------------------+EVENT TIME: 15:34[EDT]| |NRC NOTIFIED BY: BILL CASE |LAST UPDATE DATE: 10/05/95 | |HQ OPS OFFICER: JOSEPH SEBROSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MARK LESSER RDO | |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 | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DURING THE PERFORMANCE OF A TEST, A PARTIAL AND UNEXPECTED ESF ACTUATION | | OCCURRED. | | | | THE PLANT IS IN MODE 5 FOLLOWING REFUELING AND NO ECCS WATER WAS INJECTED | | INTO THE REACTOR COOLANT SYSTEM AS A RESULT OF THIS EVENT. THE TEST | | INVOLVED THE B-TRAIN SOLID STATE PROTECTION SYSTEM K635 RELAY AND THIS WAS | | THE FIRST TIME THE TEST WAS BEING PERFORMED. DURING THE RECOVERY STAGES OF | | THE TEST, THE PROCEDURE DIRECTED THE RELANDING OF LEADS WHILE A MANUAL | | SAFETY INJECTION SIGNAL STILL EXISTED. THE PROCEDURE DID NOT IDENTIFY THAT | | THE MANUAL SAFETY INJECTION SIGNAL SHOULD HAVE BEEN RESET PRIOR TO THE | | RELANDING OF THE LEADS. THIS SITUATION WAS NOT REALIZED BY THE PERSONNEL | | PERFORMING THE TEST. | | | | WHEN THE LEAD WAS LANDED, THE RELAY SENT AN ACTUATION SIGNAL TO THE B-TRAIN | | EMERGENCY SAFEGUARDS SEQUENCER. THE SAFETY INJECTION RELATED COMPONENTS | | WHICH ARE FED BY THE SEQUENCER THAT WERE EITHER NOT UNDER CLEARANCE OR NOT | | RUNNING STARTED ON THEIR SEQUENCER ACTUATION SIGNAL. SOME SPECIFIC B-TRAIN | | COMPONENTS THAT STARTED ARE AS FOLLOWS: 1B-SB COMPONENT COOLING WATER PUMP, | | 1B-SB RESIDUAL HEAT REMOVAL PUMP, 1B-SB ESW BOOSTER PUMP, CONTAINMENT FAN | | COOLERS (AH-1A-SB AND AH-4A-SB), 1B-SB ESSENTIAL SERVICES CHILLER, AND | | NUMEROUS ESF VENTILATION COOLERS. | | | | THE ACTUATION WAS A PARTIAL SAFETY INJECTION ACTUATION ON THE B-TRAIN ONLY. | | THE PROCEDURE IS BEING REVISED TO RETEST, PROPERLY, THE B-TRAIN K635 | | SIGNAL. THERE WERE NO ADDITIONAL OFF-NORMAL OCCURRENCES, NOR WERE THERE | | ANY KNOWN COMPONENTS THAT FAILED TO ACTUATE AS EXPECTED. | | | | THE LICENSEE IS IN THE PROCESS OF REALIGNING THE ACTUATED COMPONENTS. NO | | COMPONENTS WERE DAMAGED AS A RESULT OF THIS EVENT. THE RHR PUMP THAT | | STARTED WENT INTO THE RECIRCULATION MODE AND THERE WAS NO COOL DOWN OF THE | | REACTOR COOLANT SYSTEM AS A RESULT OF THE STARTING OF THIS PUMP. | | | | THE LICENSEE HAS INFORMED THE RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+