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LER 95-020-01:on 951125,found that drawing change process deficiency resulted in noncompliance w/1CFR50 App R.Design change process being revised & training will be presented to appropriate design personnel on process revs.

LER 95-020-01:on 951125,found that drawing change process deficiency resulted in noncompliance w/1CFR50 App R.Design change process being revised & training will be presented to appropriate design personnel on process revs.
Paper図書
MOELLER, C. R.NEBRASKA PUBLIC POWER DISTRICT1996/05/07.
Other Libraries in Japan
  • Author HeadingMOELLER, C. R.

Responds to 941110 ltr from JR Gray containing copy of Demand for Info transmitted to NPPD re actions taken during March 1993 refueling outage.

Responds to 941110 ltr from JR Gray containing copy of Demand for Info transmitted to NPPD re actions taken during March 1993 refueling outage.
Paper図書
MOELLER, C. R.NEBRASKA PUBLIC POWER DISTRICT1994/12/09.
Other Libraries in Japan
  • Author HeadingMOELLER, C. R.

LER 98-006-00:on 980402,SRVs were found outside TS limiting safety sys setting.Caused by corrosion bonding of pilot disc to pilot seat.Removed SRV from svc & tested utilized pilot discs.W/980429 ltr.

LER 98-006-00:on 980402,SRVs were found outside TS limiting safety sys setting.Caused by corrosion bonding of pilot disc to pilot seat.Removed SRV from svc & tested utilized pilot discs.W/980429 ltr.
Paper図書
MOELLER, C. R.//PECKHAM, M. F.NEBRASKA PUBLIC POWER DISTRICT1998/04/29.
Other Libraries in Japan
  • Author HeadingMOELLER, C. R.//PECKHAM, M. F.

LER 97-018-00:on 971215,high pressure coolant injection sys isolation during surveillance testing,occurred.Caused by personnel error.Station operator involved has been temporarily removed from watch standing duties.W/980108 ltr.

LER 97-018-00:on 971215,high pressure coolant injection sys isolation during surveillance testing,occurred.Caused by personnel error.Station operator involved has been temporarily removed from watch standing duties.W/980108 ltr.
Paper図書
MOELLER, C. R.//PECKHAM, M. F.NEBRASKA PUBLIC POWER DISTRICT1998/01/08.
Other Libraries in Japan
  • Author HeadingMOELLER, C. R.//PECKHAM, M. F.

LER 97-001-00:on 970130,six containment penetrations susceptible to thermally induced overpressurization.Caused by failure to recognize potential failure modes in GL 96-06. Evaluated six affected penetrations.W/970218 ltr.

LER 97-001-00:on 970130,six containment penetrations susceptible to thermally induced overpressurization.Caused by failure to recognize potential failure modes in GL 96-06. Evaluated six affected penetrations.W/970218 ltr.
Paper図書
MOELLER, C. R.//PECKHAM, M. F.NEBRASKA PUBLIC POWER DISTRICT1997/02/18.
Other Libraries in Japan
  • Author HeadingMOELLER, C. R.//PECKHAM, M. F.

LER 96-013-00:on 960925,HPC injection sys was declared inoperable due to control oil leak on turbine stop valve actuator.Procedure 7.2.63 has been placed on administrative hold pending revision.W/961125 ltr.

LER 96-013-00:on 960925,HPC injection sys was declared inoperable due to control oil leak on turbine stop valve actuator.Procedure 7.2.63 has been placed on administrative hold pending revision.W/961125 ltr.
Paper図書
MOELLER, C. R.//PECKHAM, M. F.NEBRASKA PUBLIC POWER DISTRICT1996/11/25.
Other Libraries in Japan
  • Author HeadingMOELLER, C. R.//PECKHAM, M. F.

LER 96-013-00:on 960925,HPCI sys declared inoperable due to control oil leak on turbine stop valve actuator. Stripped stud replaced,actuator reassembled & surveillance satisfactorily completed.W/961025 ltr.

LER 96-013-00:on 960925,HPCI sys declared inoperable due to control oil leak on turbine stop valve actuator. Stripped stud replaced,actuator reassembled & surveillance satisfactorily completed.W/961025 ltr.
Paper図書
MOELLER, C. R.//PECKHAM, M. F.NEBRASKA PUBLIC POWER DISTRICT1996/10/25.
Other Libraries in Japan
  • Author HeadingMOELLER, C. R.//PECKHAM, M. F.

LER 96-011-00:on 960827,declared high pressure coolant injection sys inoperable.Caused by loose nut on stop valve split coupling.Torqued loose nut & will review and revise procedures re valve maint.W/960920 ltr.

LER 96-011-00:on 960827,declared high pressure coolant injection sys inoperable.Caused by loose nut on stop valve split coupling.Torqued loose nut & will review and revise procedures re valve maint.W/960920 ltr.
Paper図書
MOELLER, C. R.//PECKHAM, M. F.NEBRASKA PUBLIC POWER DISTRICT1996/09/20.
Other Libraries in Japan
  • Author HeadingMOELLER, C. R.//PECKHAM, M. F.

LER 96-004-00:on 960409,failed to perform surveillance within required surveillance interval.Caused by mgt/QA deficiency.Reviewed past surveillances for similar occurrences.W/960508 ltr.

LER 96-004-00:on 960409,failed to perform surveillance within required surveillance interval.Caused by mgt/QA deficiency.Reviewed past surveillances for similar occurrences.W/960508 ltr.
Paper図書
HERRON, J. T.//MOELLER, C. R.NEBRASKA PUBLIC POWER DISTRICT1996/05/08.
Other Libraries in Japan
  • Author HeadingHERRON, J. T.//MOELLER, C. R.

LER 95-023-00:on 951030,loss of configuration control by valve vendor occurred.Caused by MOV program ownership & weaknesses in programmatic controls.Vendors for MOVs included in GL 89-10 program audited.W/960321 ltr.

LER 95-023-00:on 951030,loss of configuration control by valve vendor occurred.Caused by MOV program ownership & weaknesses in programmatic controls.Vendors for MOVs included in GL 89-10 program audited.W/960321 ltr.
Paper図書
HERRON, J. T.//MOELLER, C. R.NEBRASKA PUBLIC POWER DISTRICT1996/03/21.
Other Libraries in Japan
  • Author HeadingHERRON, J. T.//MOELLER, C. R.

LER 96-001-00:on 960118,potential inoperability of EDGs occurred due to unauthorized mod.Tubing & fittings removed from Solenoid pilot operated valve exhaust ports. Investigation of cause continuing.W/960219 ltr.

LER 96-001-00:on 960118,potential inoperability of EDGs occurred due to unauthorized mod.Tubing & fittings removed from Solenoid pilot operated valve exhaust ports. Investigation of cause continuing.W/960219 ltr.
Paper図書
HERRON, J. T.//MOELLER, C. R.NEBRASKA PUBLIC POWER DISTRICT1996/02/19.
Other Libraries in Japan
  • Author HeadingHERRON, J. T.//MOELLER, C. R.

LER 95-021-00:on 951209,RHR pump A tripped during SDC mode, due to spurious actuation of either SDC Suction High Pressure Switch or momentary loss of 16A-K28 or 16A-K50 logic relay.SDC returned to svc.W/960103 ltr.

LER 95-021-00:on 951209,RHR pump A tripped during SDC mode, due to spurious actuation of either SDC Suction High Pressure Switch or momentary loss of 16A-K28 or 16A-K50 logic relay.SDC returned to svc.W/960103 ltr.
Paper図書
HERRON, J. T.//MOELLER, C. R.NEBRASKA PUBLIC POWER DISTRICT1996/01/03.
Other Libraries in Japan
  • Author HeadingHERRON, J. T.//MOELLER, C. R.

LER 95-020-00:on 951125,design change deficiency resulted in noncompliance w/10CFR50 App R.Caused by mgt/QA deficiency. Performed hand-over-hand walkdown of DG 2 control circuitry. W/951223 ltr.

LER 95-020-00:on 951125,design change deficiency resulted in noncompliance w/10CFR50 App R.Caused by mgt/QA deficiency. Performed hand-over-hand walkdown of DG 2 control circuitry. W/951223 ltr.
Paper図書
HERRON, J. T.//MOELLER, C. R.NEBRASKA PUBLIC POWER DISTRICT1995/12/23.
Other Libraries in Japan
  • Author HeadingHERRON, J. T.//MOELLER, C. R.

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