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LER 99-007-00:on 990423,technicians inadvertently pulled fuses from wrong nuclear instrument cahnnel,causing reactor trip,due to high range flux trip.Caused by personnel error. Labeling scheme improved.

LER 99-007-00:on 990423,technicians inadvertently pulled fuses from wrong nuclear instrument cahnnel,causing reactor trip,due to high range flux trip.Caused by personnel error. Labeling scheme improved.
Paper図書
MARTIN, J. T.ROCHESTER GAS & ELECTRIC CORP.1999/05/24.
Other Libraries in Japan

LER 97-006-01:on 971103,verification of B concentration was not performed due to misinterpretation of event sequence. Audible count rate function was restored to operable status.

LER 97-006-01:on 971103,verification of B concentration was not performed due to misinterpretation of event sequence. Audible count rate function was restored to operable status.
Paper図書
MARTIN, J. T.ROCHESTER GAS & ELECTRIC CORP.1998/02/06.
Other Libraries in Japan

LER 97-005-00:on 971031,undetected unblocking of SI actuation signal occurred at low pressure condition,due to faulty bistable which resulted in inadvertent SI actuation signal.SIAS,CI & CVI signals were reset.

LER 97-005-00:on 971031,undetected unblocking of SI actuation signal occurred at low pressure condition,due to faulty bistable which resulted in inadvertent SI actuation signal.SIAS,CI & CVI signals were reset.
Paper図書
MARTIN, J. T.ROCHESTER GAS & ELECTRIC CORP.1997/12/01.
Other Libraries in Japan

LER 97-004-00:on 971024,radiation monitor alarm were noted due to higher than normal radioactive gas concentration resulted in CVI.New R-12 alarm setpoint was maintained for duration of refueling outage.

LER 97-004-00:on 971024,radiation monitor alarm were noted due to higher than normal radioactive gas concentration resulted in CVI.New R-12 alarm setpoint was maintained for duration of refueling outage.
Paper図書
MARTIN, J. T.ROCHESTER GAS & ELECTRIC CORP.1997/11/24.
Other Libraries in Japan

PHOTOELECTRIC DETECTOR (PED) IMPROVEMENTS. (SAND ; SAND-82-0477)

PHOTOELECTRIC DETECTOR (PED) IMPROVEMENTS. (SAND ; SAND-82-0477)
Paper図書
MARTIN, J.T.Sandia National Laboratories(Sandia National Laboratories)1982.
Other Libraries in Japan
  • Author HeadingMARTIN, J.T.

LER 98-003-02:on 980904,actuations of CR emergency air treatment sys was noted due to invalid causes.Caused by various degraded components in CR RM sys.CREATS actuation signal was reset & normal ventilation was restored.

LER 98-003-02:on 980904,actuations of CR emergency air treatment sys was noted due to invalid causes.Caused by various degraded components in CR RM sys.CREATS actuation signal was reset & normal ventilation was restored.
Paper図書
ST, MARTIN. J. T.ROCHESTER GAS & ELECTRIC CORP.1999/07/22.
Other Libraries in Japan

LER 99-004-00:on 990412,discovered that containment recirculation fan moisture separator vanes were incorrectly installed,per 10CFR21.Caused by improper assembly by mfg. Subject vanes were dismantled & correctly re-installed.

LER 99-004-00:on 990412,discovered that containment recirculation fan moisture separator vanes were incorrectly installed,per 10CFR21.Caused by improper assembly by mfg. Subject vanes were dismantled & correctly re-installed.
Paper図書
ST, MARTIN. J. T.ROCHESTER GAS & ELECTRIC CORP.1999/05/12.
Other Libraries in Japan

USING CHLORIDE TO TRACE WATER MOVEMENT IN THE UNSATURATED ZONE AT YUCCA MOUNTAIN. (LA ; LA-UR-98-4084)

USING CHLORIDE TO TRACE WATER MOVEMENT IN THE UNSATURATED ZONE AT YUCCA MOUNTAIN. (LA ; LA-UR-98-4084)
Paper図書
FABRYKA-MARTIN, J.T.(et al.)1998.
Other Libraries in Japan
  • Author HeadingFABRYKA-MARTIN, J.T.

DISTRIBUTION OF FAST HYDROLOGIC PATHS IN THE UNSATURATED ZONE AT YUCCA MOUNTAIN. (LA ; LA-UR-98-4083)

DISTRIBUTION OF FAST HYDROLOGIC PATHS IN THE UNSATURATED ZONE AT YUCCA MOUNTAIN. (LA ; LA-UR-98-4083)
Paper図書
FABRYKA-MARTIN, J.T.(et al.)1998.
Other Libraries in Japan
  • Author HeadingFABRYKA-MARTIN, J.T.

LER 98-001-00:on 980209,discovered that Boraflex degradation in SPF was greater than was assumed.Caused by dissolution of boron on Boraflex matrix,per 10CFR50.21.Removed spent fuel assemblies from selected degraded storage rack cells.

LER 98-001-00:on 980209,discovered that Boraflex degradation in SPF was greater than was assumed.Caused by dissolution of boron on Boraflex matrix,per 10CFR50.21.Removed spent fuel assemblies from selected degraded storage rack cells.
Paper図書
ST, MARTIN. J. T.ROCHESTER GAS & ELECTRIC CORP.1998/03/11.
Other Libraries in Japan

NEUTRON PRODUCTION GAS TARGETS. (LA ; LA-6237-MS)

NEUTRON PRODUCTION GAS TARGETS. (LA ; LA-6237-MS)
Paper図書
MARTIN, J.T.(et al.)1976.
Other Libraries in Japan
  • Author HeadingMARTIN, J.T.

LER 97-007-01:on 971117,reactor engineer recognized that neutron flux low range trip circuitry for channel was not in tripped condition as required.Caused by technical inadequacies.Channel defeat will be identified.

LER 97-007-01:on 971117,reactor engineer recognized that neutron flux low range trip circuitry for channel was not in tripped condition as required.Caused by technical inadequacies.Channel defeat will be identified.
Paper図書
ST, MARTIN. J. T.ROCHESTER GAS & ELECTRIC CORP.1998/02/06.
Other Libraries in Japan

LER 96-009-02:on 960723,determined that leak rate outside containment was greater than program limit.Caused by weld defect.Isolated leak & cut out & replaced leaking pipe.

LER 96-009-02:on 960723,determined that leak rate outside containment was greater than program limit.Caused by weld defect.Isolated leak & cut out & replaced leaking pipe.
Paper図書
ST, MARTIN. J. T.ROCHESTER GAS & ELECTRIC CORP.1997/08/11.
Other Libraries in Japan

LER 99-010-00:on 990615,ventilation isolation of auxiliary bldg occurred when auxiliary bldg gas radiation monitor R-14 reached high alarm setpoint.CR operators rest auxiliary bldg ventilation isolation signal.With 990715 ltr.

LER 99-010-00:on 990615,ventilation isolation of auxiliary bldg occurred when auxiliary bldg gas radiation monitor R-14 reached high alarm setpoint.CR operators rest auxiliary bldg ventilation isolation signal.With 990715 ltr.
Paper図書
MECREDY, R. C.//ST, MARTIN. J. T.ROCHESTER GAS & ELECTRIC CORP.1999/07/15.
Other Libraries in Japan

LER 99-001-01:on 990222,deficiencies in NSSS vendor steam- line brake mass & energy release analysis results in plant being outside design bases occurred.Caused by deficiencies in W.Temporary administrative replaced.With 990621 ltr.

LER 99-001-01:on 990222,deficiencies in NSSS vendor steam- line brake mass & energy release analysis results in plant being outside design bases occurred.Caused by deficiencies in W.Temporary administrative replaced.With 990621 ltr.
Paper図書
MECREDY, R. C.//ST, MARTIN. J. T.ROCHESTER GAS & ELECTRIC CORP.1999/06/21.
Other Libraries in Japan

LER 99-008-00:on 990427,overtemperature delta T reactor trip occurred due to faulted bistable during calibr of redundant channel.Plant was stabilized in mode 3 & faulted bistable was subsequently replaced.With 990527 ltr.

LER 99-008-00:on 990427,overtemperature delta T reactor trip occurred due to faulted bistable during calibr of redundant channel.Plant was stabilized in mode 3 & faulted bistable was subsequently replaced.With 990527 ltr.
Paper図書
MECREDY, R. C.//ST, MARTIN. J. T.ROCHESTER GAS & ELECTRIC CORP.1999/05/27.
Other Libraries in Japan

LER 99-009-00:on 990503,instrumentation declared inoperable in multiple channels resulted in condition prohibited by TS. Caused by unanticipated high frequency AC voltage ripple. Entered TS LCO 3.0.3.With 990602 ltr.

LER 99-009-00:on 990503,instrumentation declared inoperable in multiple channels resulted in condition prohibited by TS. Caused by unanticipated high frequency AC voltage ripple. Entered TS LCO 3.0.3.With 990602 ltr.
Paper図書
MECREDY, R. C.//ST, MARTIN. J. T.ROCHESTER GAS & ELECTRIC CORP.1999/06/02.
Other Libraries in Japan

LER 99-006-00:on 990421,start of turbine-driven auxiliary feedwater pump was noted.Caused by MOV being left in open position.Closed manual isolation valve to secure steam to pump.With 990521 ltr.

LER 99-006-00:on 990421,start of turbine-driven auxiliary feedwater pump was noted.Caused by MOV being left in open position.Closed manual isolation valve to secure steam to pump.With 990521 ltr.
Paper図書
MECREDY, R. C.//ST, MARTIN. J. T.ROCHESTER GAS & ELECTRIC CORP.1999/05/21.
Other Libraries in Japan

LER 99-005-00:on 990413,undervoltage signal of safeguards bus during testing resulted in automatic start of "B" EDG. Caused by personnel error.Blown fuse was replaced & offsite power was restored to safeguards bus 17.With 990513 ltr.

LER 99-005-00:on 990413,undervoltage signal of safeguards bus during testing resulted in automatic start of "B" EDG. Caused by personnel error.Blown fuse was replaced & offsite power was restored to safeguards bus 17.With 990513 ltr.
Paper図書
MECREDY, R. C.//ST, MARTIN. J. T.ROCHESTER GAS & ELECTRIC CORP.1999/05/13.
Other Libraries in Japan

LER 99-002-00:on 990227,discovered that surveillance had not been performed at frequency,per TS.Caused by personnel error.Procedure O-6.13 will be evaluated for enhancement documentation of completion of ITS SRs.With 990329 ltr.

LER 99-002-00:on 990227,discovered that surveillance had not been performed at frequency,per TS.Caused by personnel error.Procedure O-6.13 will be evaluated for enhancement documentation of completion of ITS SRs.With 990329 ltr.
Paper図書
MECREDY, R. C.//ST, MARTIN. J. T.ROCHESTER GAS & ELECTRIC CORP.1999/03/29.
Other Libraries in Japan
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