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 Issue dateTitleTopic
ML20236B73620 October 1987Advises That LER 369/87-20 Re RHR Pump Being Inoperable for Greater than 72 H Will Be Submitted on 871027,due to Unresolved Concerns
05000369/LER-1984-030, Suppl to LER 84-030:review Revealed Installation Error That Would Result in Failure of Upper Head Injection Accumulator Discharge Valves to Isolate on Low Level.Analysis of Safety Significance & Encl19 December 1984Suppl to LER 84-030:review Revealed Installation Error That Would Result in Failure of Upper Head Injection Accumulator Discharge Valves to Isolate on Low Level.Analysis of Safety Significance & EnclStroke time
05000369/LER-1984-024, Revised Page 6 to LER 84-024-01,providing Corrective Actions.Relay House Emergency Lighting Improved,Operating & Maint Activities Reviewed for Potential Impact on Offsite Power & Switchyard Computer Will Be Replaced by Mar 19889 November 1984Revised Page 6 to LER 84-024-01,providing Corrective Actions.Relay House Emergency Lighting Improved,Operating & Maint Activities Reviewed for Potential Impact on Offsite Power & Switchyard Computer Will Be Replaced by Mar 1988Emergency Lighting
ML20081M7537 November 1983Ler 83-064/99T-0:on 831024,Westinghouse Notified Util of Potentially Defective Relays SA1.Relay Used in Class IE Switchgear for Diesel Generator Protection & May Cause False Trip Output to Diesel Generator.Caused by Mfg Deficiency
05000369/LER-1982-04530 June 1982LER 82-045/03L-0:on 820527,HEPA & Carbon Adsorber Filters Periodic Test Revealed That Carbon Adsorber Filters on Auxiliary Bldg Ventilation Sys Failed to Pass Freon Penetration Test.Caused by Carbon Settlement
05000369/LER-1982-04430 June 1982LER 82-044/03L-0:on 820526,HEPA & Carbon Adsorber Filters Periodic Test Revealed That Auxiliary Bldg Ventilation Sys Filters Failed to Pass Total DOP Penetration Test.Caused by Vibration
05000369/LER-1982-04330 June 1982LER 82-043/03L-0:on 820520,HEPA & Carbon Absorber Filters Periodic Test Indicated Carbon Absorber Filter on Fuel Pool Ventilation Sys Failed to Pass Freon Penetration Test. Caused by High Humidity.Filters Replaced
05000369/LER-1982-04230 June 1982LER 82-042/03L-0:on 820519,HEPA & Carbon Filters Periodic Test Revealed That HEPA after-filters on Train B of Annulus Ventilation Sys Failed to Pass Dioctyl Phthalate Penetration Test.Caused by Dirt in Filter
05000369/LER-1982-04130 June 1982LER 82-041/03L-0:on 820513,HEPA & Carbon Absorber Filters Periodic Test Revealed That Carbon Absorber Filter on Train a of Annulus Ventilation Sys Failed to Pass Halogenated Hydrocarbon Penetration Test.Caused by Dirt in Filter
05000369/LER-1982-03730 June 1982LER 82-037/03L-0:on 820513,while in Mode 1,performance of Nuclear Air Cleaning Sys Air Flow Measurement Periodic Test Revealed That Train a of Annulus Ventilation Sys Failed to Meet Flow Acceptance Criteria.Caused by Component Failure
05000369/LER-1982-01930 March 1982LER 82-019/03L-0:on 820228,during Mode 4,performance of RCS Pressure Isolation Valve Leak Rate Test Determined That 3 Valves Failed Test.Caused by Failure of Valves to Seat Properly.Valves Disassembled & Repaired