NLS2017048, Submittal of Application to Revise Technical Specifications to Adopt TSTF-542, Revision 2, Reactor Pressure Vessel Water Inventory Control
L-MT-17-058, Application to Revise Technical Specifications to Adopt TSTF-542, Reactor Pressure Vessel Water Inventory Control
CNL-16-066, Response to NRC Request for Additional Information Related to License Amendment Request for Adding New Specifications to Technical Specification 3.3.8.3 (BFN-TS-486) - Letter 1
RS-17-145, Supplement to Application to Revise Technical Specifications to Adopt TSTF-542, Reactor Pressure Vessel Water Inventory Control
L-MT-18-032, Response to Request for Additional Information Regarding Application to Revise Technical Specifications to Adopt TSTF-542, Reactor Pressure Vessel Water Inventory Control, and Supplement (EPID: L-2017-LLA-0360
NRC-18-0045, Response to NRC Requests for Additional Information for License Amendment Request to Adopt TSTF-542, Reactor Pressure Vessel Water Inventory Control
NRC-19-0001, License Amendment Request to Revise Technical Specification 3.3.5.3, Reactor Pressure Vessel (RPV) Water Inventory Control Instrumentation
05000324/LER-1981-026-03, /03L-0:on 810220,primary Containment Atmospheric Monitor Oxygen Analyzer 2-CAC-ATH-1259-2 Falsely Indicated Low Drywell Oxygen Concentration.Caused by Defective Photohelic Gauge.Gauge Replaced
RA-20-0165, Application to Revise Technical Specifications to Adopt TSTF-582, Reactor Pressure Vessel Water Inventory Control (RPV WIC) Enhancements
RA-20-0361, Application to Revise Technical Specifications to Adopt TSTF-582, Reactor Pressure Vessel Water Inventory Control (RPV WIC) Enhancements, Dated September 24, 2020, ADAMS Accession Number ML20272A091
JAFP-21-0028, Application to Revise Technical Specifications to Adopt TSTF-582, Revision 0, Reactor Pressure Vessel Water Inventory Control (RPV WIC) Enhancements
NLS2021018, Application to Revise Technical Specifications to Adopt TSTF-582, Reactor Pressure Vessel Water Inventory Control (RPV WIC) Enhancements
NMP2L2780, Application to Revise Technical Specifications to Adopt TSTF-582, Revision 0, Reactor Pressure Vessel Water Inventory Control (RPV WIC) Enhancements
L-20-239, Application to Revise the Technical Specifications to Adopt TSTF-541, Add Exceptions to Surveillance Requirements for Valves and Dampers Locked in the Actuated Position
BSEP-84-2275, Special Rept 1-SR-84-5:review Revealed That Procedure PT-04.1.6PC Re Containment Radiation Monitor Channel Calibr Not Performed by 840110 as Required.Caused by Personnel Entering Completion Date for Unit 2 in Unit 1 Tracking Sys
CNL-22-037, Application to Revise Technical Specifications to Adopt TSTF-541-A, Add Exceptions to Surveillance Requirements for Valves and Dampers Locked in the Actuated Position (BFN TS-533)
L-22-221, Supplement to Application to Revise the Technical Specifications to Adopt TSTF-541, Add Exceptions to Surveillance Requirements for Valves and Dampers Locked in the Actuated Position
RS-24-032, Response to Request for Additional Information Related to License Amendment Request to Revise Technical Specifications to Adopt Risk Informed Completion Times TSTF-505, Revision 2, Provide Risk-Informed Extended Completion
NRC-19-0054, DTE Energy Company - License Amendment Request to Revise Technical Specifications to Change Surveillance Intervals to Accommodate a 24-Month Fuel Cycle
RBG-48271, Supplement to License Amendment Request to Adopt Risk Informed Completion Times TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times – RITSTF Initiative 4b and Application to Adopt 10 CFR 50.69, Risk
NRC-19-0039, Response to NRC Request for Additional Information for License Amendment Request to Revise Technical Specification 3.3.5.3, Reactor Pressure Vessel (RPV) Water Inventory Control Instrumentation
05000325/LER-1979-111-03, /03L-0:on 791225,during Normal Operation, Discovered That Containment Atmosphere Monitors 1261 & 1262 Had Failed Downscale.Caused by Condensation in Detector Cabinets.Detectors Were Repaired & Cabinets Dried Out
05000325/LER-1979-115-03, /03L-0:on 791224,during Normal Operation, Containment Atmospheric Monitor Failed Downscale.Caused by Grounding of Power Supply by Bare Input Power Cable.Cable Was Repaired & Recorder Returned to Svc
05000325/LER-1980-001-03, /03L-0:on 800102,during Normal Operation, Containment Atmospheric Monitor Had Step Increase of Approx 2%.Caused by Instrument Drift.Instrument Recalibr & Returned to Svc
05000325/LER-1983-057-03, During Unit Power Performance,Temp Recorder TR-1258 Printed Erratically.Caused by Dirty Electrical Contacts in Control Board Timing Relay. Contacts Cleaned & Returned to Svc
05000324/LER-1982-141-03, /03L-0:on 821218,primary Containment Atmosphere Oxygen Analyzer 1-CAC-AT-1263-2 Showed Upscale Indication of Drywell Oxygen Concentration.Caused by 1263-2 Analyzer Zero Shift.Analyzer Calibr & Returned to Svc
05000324/LER-1982-140-03, /03L-0:on 821221,primary Containment Atmosphere Oxygen Analyzer 2-CAC-AT-1263-2 Showed Step Increase in Drywell Oxygen Concentration.Caused by Zero Shift Due to Analyzer Being Out of Calibr & by Small Piping Leak
05000325/LER-1983-054-03, /03L-0:on 831119,routine Surveillance Revealed That Div I Primary Containment Atmosphere Oxygen/Hydrogen Analyzer Not Showing Expected Decrease in Oxygen Concentration.Caused by Worn Seals
05000324/LER-1983-036-03, /03L-0:on 830424,routine Surveillance Revealed That Primary Containment multi-plant Temp Recorder Showed Temp Indications But Printed Erratically.Caused by Failed .5 Timing Relay Which Prevented Printing
05000324/LER-1983-028-03, /03L-0:on 830314,during Test of post-accident Containment Pressure Monitoring instrumentation,PT-56.6PC Revealed Drywell Pressure Indicator/Recorder Did Not Respond to Signal.Caused by Button Misposition
05000325/LER-1982-057-03, /03L-0:on 820625,primary Containment Atmosphere Oxygen analyzer,1-CAC-AT-1259,indicated Unexpected Upscale Drywell Oxygen Concentration.Caused by Failure of Analyzer Electromagnetic Unit Photocell Light Due to End of Life
05000324/LER-1983-022-03, /03L-0:on 830201,primary Containment Atmosphere Oxygen/Hydrogen Monitor 2-CAC-ATH-1259 Showed Erratic Indications of Drywell Concentrations.Caused by Water Accumulation in Sample Lines.Water Removed
05000325/LER-1982-141-03, /03L-0:on 821124,post-accident Noble Gas Radiation Detection Instrument 1-CAC-AT-1261-3 Indicated Downscale. Caused by Moisture Accumulation on Photomultiplier Tubes Due to Damaged Mylar Detector Window.Window Replaced
05000324/LER-1982-128-03, /03L-0:on 821025,instrument Recorder 2-CAC-AR-1263 Showed Downscale Indication of Primary Containment Atmosphere Hydrogen & Oxygen Concentration.Caused by Failed Recorder Print Drive Motor.Drive Motor Replaced
05000324/LER-1983-031-03, /03L-0:on 830223,performance of Suppression Pool Level Indicators Operability Test Revealed Indicator/Recover Level,Redundant Indicators & Local Level Indicator Levels Incompatible.Caused by Loss of Trickle Flow
05000324/LER-1983-027-03, /03L-0:on 830216,primary Containment Atmosphere Oxygen Analyzer 2-CAC-AT-1263-2 Indicated Erroneous Drywell Oxygen Concentration.Caused by Instrument Drift.Analyzer Recalibr
05000325/LER-1982-014-03, /03L-0:on 820127,post-accident Monitors 2-CAC-AQH-1260-1 & 3 & 1262-1 & 3 Showed Upscale Indications,Along W/Several Unit 1 Monitors.Caused by Moisture Accumulation in Sampling Chanbers.Moisture Removed
05000324/LER-1981-126-03, /03L-0:on 811119,during Routine Surveillance, Control Room Chart recorder/indicator,2-CAC-AR-1263,model Mark Ii,Discovered Showing Downscale Trend in Drywell Oxygen Concentration.Caused by Failure to Perform Required Maint
05000325/LER-1982-107-03, /03L-0:on 821018,primary Containment Atmosphere Oxygen Analyzer Indicated Drywell Oxygen Concentration of 0.5% While Redundant Instrument Indicated Expected Drywell Oxygen Concentration of 2.8%.Caused by Oscillations
05000324/LER-1983-006-03, /03L-0:on 830114,primary Containment Atmosphere Oxygen Analyzer 2-CAC-AT-1263-2 Indicated 0.5% Step Increase in Drywell Oxygen Concentration.Caused by Instrument Zero Shift.Monitors Replaced & Instrument Recalibr
05000324/LER-1982-137-03, /03L-0:on 821206,during Operability Test of Remote Shutdown Panel,Rhrsw D/P Transmitter 2-E11-POT-N002BX Did Not Respond to Test Input Signal.Caused by Failed Transmitter Differential Pressure Unit.Transmitter Replaced
05000325/LER-1982-146-03, /03L-0:on 821206,primary Containment Atmosphere Oxygen Analyzer 1-CAC-AT-1259-2 Showed Upscale Indication of Drywell Oxygen Concentration.Caused by 1259-2 Amplifier Zero Shift.Analyzer Calibr
05000324/LER-1981-117-03, /03L-0:on 811115,primary Containment Atmospheric Monitor Oxygen Analyzer 1259 Indicated Higher Drywell Oxygen Concentration than Analyzer 1263.Caused by Decreased Flow Due to Moisture Buildup in Analyzer 1259 Torus Sample Li
05000325/LER-1982-067-03, /03L-0:on 820708,primary Containment Atmosphere Oxygen Analyzer 1-CAC-AT-1259-2 Indicated Unexpected Downscale Drywell Oxygen Concentration.Caused by Calibr Shift of Electromagnetic Unit on Zero End.Unit Calibr
05000325/LER-1982-065-03, /03L-0:on 820621,primary Containment Atmosphere Oxygen Analyzer 1-CAC-AT-1259-2,indicated Unexpected Upscale Oxygen Concentration in Drywell.Caused by Calibr Shift on Zero End.Electromagnetic Unit Recalibr
05000325/LER-1982-066-03, /03L-0:on 820619,post-accident Monitoring Control Room Recorder/Indicator 1-CAC-AR-1263,indicated Unexpected Downward Trend in Drywell Oxygen Concentration.Caused by Instrument Shift of Electromagnetic Unit.Unit Recalibr
05000324/LER-1982-063-03, /03L-0:on 820326,routine Surveillnce Revealed That Primary Containment Atmospheric Oxygen Analyzer 2-CAC-AT-1263-2 Was Not Showing Expected Trend in Drywell Oxygen Concentration.Caused by Stuck Contacts
05000324/LER-1982-051-03, Primary Containment Atmospheric Hydrogen analyzer,2-CAC-AT-1263-1,indicated 0% to 1.8% Change in Hydrogen Concentration in Drywell.On 820325,3% Change Noted.Caused by Erratic Potentiometer
05000325/LER-1982-042-03, /03L-0:on 820423,post-accident Monitoring Control Room Recorder/Indicator 1-CAC-AR-1263 Exhibited Unvarying Indication of Drywell Oxygen Concentration.Caused by Broken Drive Cord Due to Normal Wear.Drive Cord Replaced
05000324/LER-1982-078-03, /03L-0:on 820419,comparison of RTGB Indications of Suppression Chamber Water Level Revealed Incorrect Level Signal on Instrument 2-CAC-LR-2602.Caused by Loss of Trickle Flow to Wet Ref Leg of Transmitter 2-CAC-LT-2602
05000325/LER-1982-029-03, /03L-0:on 820225,primary Containment Atmospheric Oxygen analyzer,1-CAC-AT-1263-2,indicated Upscale Trend of Drywell Oxygen Concentration.Caused by Shift of Transmitter Instrument Zero Ref.Transmitter SC-306 Replaced & Calibr
05000324/LER-1982-031-03, /03L-0:on 820209,water Leak Dripping on Primary Containment Atmospheric Monitor 2-CAC-ATH-1263,came in Contact W/Monitor Power Supply Transformer Resulting in Loss of Power.Transformer Replaced
05000325/LER-1982-012-03, /03L-0:on 820203,primary Containment Atmospheric Oxygen Analyzer 1-CAC-AT-1259-2 Showed Unexpected Indications When Returned to Svc Following Routine Maint. Caused by Instrument Zero Ref Shift in Analyzer
05000325/LER-1982-004-03, /03L-0:on 820111,1-CAC-AR-1259 post-accident Monitoring Control Room Recorder/Indicator Exhibited Unvarying Indication of Drywell Oxygen Concentration.Caused by Broken Drive Cord Due to Normal Wear.Cord Replaced
05000325/LER-1982-008-03, /03L-0:on 820115,post-accident Iodine Detection Instruments 1-CAC-AQH-1260-2 & 1-CAC-AQH-1262-2 Indicated Downscale.Caused by Failed Photomultiplier & Field Effect Transistors,Amplifier & Tube.Transistor Replaced
05000325/LER-1982-002-03, /03L-0:on 820105,primary Temp Recorder, 1-CAC-TR-1258,model 551,was Printing Erratically.Cause of Event Not Determined.Recorder Cleaned & Lubricated
05000324/LER-1981-128-03, /03L-0:on 811121,23,24 & 29 Oxygen Analyzer Showed Upscale Indications of Drywell Oxygen Concentration While Redundant Analyzer Was at Norm.Caused by Ice in Analyzer Air Dryer That Restricted Sample Flow
05000324/LER-1981-131-03, /03L-0:on 811124,primary Containment Atmospheric Monitor Hydrogen analyzer,2-CAC-AT-1263-1,Model 1A3AX Showed Slight Hydrogen Concentration in Drywell.Caused by Cold Solder Joint in Analyzer.Solder Joint Repaired
05000325/LER-1981-081-03, /03L-0:on 811114,primary Containment Atmospheric Oxygen analyzer,1-CAC-AT-1259-2 Indicated Upscale Drywell Oxygen Concentration.Caused by Moisture in Analyzer Sample Process Stream Due to Defective Isolation Valve
05000324/LER-1981-121-03, /03L-0:on 811103,during Routine Surveillance,High Drywell Oxygen Concentration Was Indicated on Primary Containment Oxygen Analyzer 2-CAC-1259-2.Caused by Moisture Buildup in Sample Piping.Sample Piping Will Be Modified
05000325/LER-1981-064-03, /03L-0:on 811109 & 11,primary Containment Atmospheric Analyzer 2-CAC-AT-1263-2 Tripped & Restarted. Caused by Defective Isolation Valve in Moisture Removal Sys Causing Analyzer to Trip
05000325/LER-1981-083-03, /03L-0:on 811118,suppression Chamber Water Level Recorder 2-CAC-LR-2602 Was Indicating Level Less than Exhibited in Control Room.Caused by Change in Trickle Flow to Wet Ref Leg.Transmitter Calibr
05000325/LER-1981-075-03, /03L-0:on 811114,primary Containment Atmospheric Oxygen analyzer,1-CAC-AT-1263-2,Model F3M3 Was Showing Upscale Indication of Drywell Oxygen Concentration.Caused by Instrument Drift.Analyzer Calibr
05000324/LER-1981-124-03, /03L-0:on 811118,suppression Chamber Water Level Indicator 2-CAC-LI-2601-3 Indicated Less than Actual.Caused by Transmitter Functioning Out of Calibr Tolerances Due to Change in Trickle Flow to Wet Ref Leg
05000325/LER-1981-061-03, /03L-0:on 811029,primary Oxygen Analyzer Showed Sharp Upward Trend in Drywell Oxygen Concentration Indication While Other Analyzer Showed Expected Trend.Caused by Stuck Closed Electrical Contacts in Analyzer Thermostat
05000325/LER-1981-087-03, /03L-0:on 811127,primary Containment Atmospheric Monitoring Oxygen Analyzer 1-CAC-AT-1263-2,Model F3M3-1AX Was Exhibiting Downscale Indications.Caused by Sample Point Shift.Electromagnetic Unit Readjusted
05000324/LER-1981-114-03, /03L-0:on 811018,during Surveillance,Primary Containment Atmospheric Oxygen Analyzer 2-CAC-AT-1259-2 Showed Torus Oxygen Concentration 1% Higher than Indicated by Others.Caused Moisture Buildup Decreasing Flow
05000324/LER-1981-112-03, /03L-0:on 811013,during Surveillance,Observed That Primary Containment Atmospheric Oxygen Analyzer 2-CAC-AT-1263-2 Showed Downscale Indication of Drywell Oxygen Concentration.Caused by Excessive Unit Vibration
05000324/LER-1981-101-03, /03L-0:on 811012,discovered RTGB Chart Recorder for Primary Containment Atmospheric Oxygen Analyzer 2-CAC-AT-1259-2 Showing Upscale Instrument Indication of Drywell Oxygen Concentration.Cause Not Determined
05000325/LER-1981-059-03, /03L-0:on 811010,primary Containment Atmospheric Monitor Oxygen analyzer,1-CAC-AT-1263-2 Indicated Higher Oxygen Concentration than Other Monitor.On 811016,analyzer Indicated Lower Concentration.Caused by Moisture Buildup
05000324/LER-1981-103-03, /03L-0:on 810921,primary Containment Atmospheric Oxygen analyzer,2-CAC-AT-1259-2,model F3M3,observed Showing Upscale Indication of Torus Oxygen Concentration.Caused by Moisture Buildup in Monitor Torus Sample Line
BSEP-91-0035, Special Rept 2-SR-91-001 on 910106,monitor High Range Pump Would Not Initiate & Stabilize Flow.Monitor Declared Inoperable & Alternate Sampling Initiated.Job Order Issued on 910108 to Troubleshoot to Locate Failed Components
05000324/LER-1982-136-03, /03L-0:on 821206,primary Containment Atmosphere Oxygen Analyzer 2-CAC-AT-1263-2 Showed Erratic Indication of Drywell Oxygen Containment.Caused by Improperly Installed Diffusion Screen in Analyzer Magnetic Unit
05000325/LER-1982-134-03, /03L-0:on 821201,primary Containment Atmosphere Oxygen analyzer,1-CAC-AT-1263-2,indicated Step Increase in Drywell Oxygen Concentration.Caused by 1262-2 Analyzer Experiencing Instrument Zero Shift.Analyzer Recalibr
05000325/LER-1982-148-03, /03L-0:on 821208,instrument Chart Paper Indicating post-accident Monitoring Suppression Pool Level Data Found Not Advancing.Caused by Unscrewed Drive Front Sprocket Gear. Sprocket Gear Positioned & Fastened
05000325/LER-1982-145-03, /03L-0:on 821129,main Steam Safety Relief Valve (SRV) Position Indication Instrument 1-B21-TR-R614,points 2 & 4 Printed Intermittently on Chart Paper.Srv Sonic Detector Lights Inoperable.Caused by Timing Motor Gear Teeth Wea
05000325/LER-1982-106-03, /03L-0:on 821026,primary Containment Oxygen Analyzer 1-CAC-AT-1263-2 Indicated Drywell Oxygen Concentration 3% Less than Indicated by Redundant Analyzer 1-CAC-AT-1259.Caused by Instrument Output Shift
05000325/LER-1981-070-03, /03L-0:on 811003,discrepancy Noted Between Suppression Chamber Water Level Recorders 1-CAC-LR-2602 & 1-CAC-LI-2601-3.Caused by Change in Trickle Flow to Wet Ref Leg of Recorder Transmitter.Trickle Flow Adjusted
05000324/LER-1981-080-03, /03L-0:on 810828,following Momentary Loss of Plant Emergency Bus E-4,primary Containment Atmospheric Oxygen Analyzer 2-CAC-AT-1259-2 Found Not Running & Could Not Be Restarted.Caused by Blown Fuses in Analyzer Power Supply
05000324/LER-1981-089-03, /03L-0:on 810817,primary Containment Atmospheric Oxygen Analyzer 2-CAC-AT-1263-2,Model F3M3 Found W/Drywell Oxygen Concentration High.Probably Caused by Instrument Drift.Analyzer Recalibr.Analyzers to Be Replaced
05000324/LER-1981-087-03, /03L-0:on 810811 & 12,discovered Primary Containment Atmospheric Oxygen Analyzer 2-CAC-AT-1259-2, Model F3M3 Erratically Indicating Drywell Oxygen Concentration
05000324/LER-1981-088-03, /03L-0:on 810811,primary Containment Atmospheric Oxygen Analyzer 2-CAC-AT-1263,Model F3M3,was Found Out of Calibr & Could Not Be Recalibr.Caused by Moisture Accumulation in Electromagnetic Unit.Unit Replaced
05000324/LER-1981-058-03, /03L-0:on 810620,chart Recorder of Primary Containment Atmosphere Monitor 2-CAC-AR-1259 Did Not Print Atmospheric Concentrations.Caused by Failed Recorder Printing Mechanism Timing Monitor Due to End of Life
05000325/LER-1980-088-03, /03L-0:on 801020,during Normal Surveillance, Containment Atmospheric Monitor Oxygen Analyzer Observed Indicating Downscale.Caused by Loss of Sample Flow to Analyzer Unit,Due to Excessive Condensate in Air Dryer
NRC-22-0023, Application to Revise Technical Specifications to Adopt TSTF-582, Reactor Pressure Vessel Water Inventory Control (RPV WIC) Enhancements
05000325/LER-1981-041-03, /03L-0:on 810411,primary Containment Atmospheric Monitor Oxygen analyzer,1-CAC-ATH-1259-2,tripped.Caused by Indicated Low Sample Flow Due to Monitor Sample Line Moisture Buildup in Photohelic Unit.Lines Dried
05000324/LER-1981-040-03, /03L-0:on 810303,during Normal Operation,Primary Containment Atmospheric Control Suppression Pool Level Indicator 2-CAC-LI-2601-3 Showed Downscale Level While Level Was Normal.Caused by Blown Fuse in Signal Converter
05000325/LER-1981-023-03, /03L-0:on 810112,during Drywell Hydrogen & Oxygen Channel Calibr,Core Auxiliary Cooling Monitor 1-CAC-ATH-1259 Indicated Upscale Regardless of Point Selected.Caused by Failed Monitor Analyzer Sample Cell from Moisture in Lin
05000324/LER-1980-099-03, /03L-0:on 801115,primary Containment Atmospheric Monitor Indicated Erratically.Caused by Instrument Drift. Both Monitor Oxygen Analyzer & Transmitter Recalibr.This & Similar Monitors to Be Replaced in Future
05000325/LER-1980-076-03, /03L-0:on 801022,primary Containment Oxygen Analyzer 1-CAT-AT-1259-2 Observed Indicating Upscale.Caused by Failed Magnetic Analyzer Sample Cell.Magnetic Unit Replaced & Analyzer Returned to Satisfactory Operation
05000325/LER-1981-021-03, /03L-0:on 810126,control Rod Scram Accumulators 46-15 & 30-07 Determined Inoperable Due to Inoperable Internal Leakage Detectors.Caused by Sticking Level Switch Floats in Detectors.Both Level Switches Replaced
05000325/LER-1981-006-03, /03L-0:on 810101,containment Atmospheric Monitor, 1-CAC-ATH-1259-2 Found Out of Calibr.Caused by Instrument Drift.Monitor Recalibr & Returned to Svc
05000324/LER-1980-077-03, /03L-0:on 801017,during Normal Surveillance, Containment Atmospheric Monitor Oxygen Analyzer 2-CAC-AT- 1259-2 Was Indicating Downscale.Caused by Instrument Drift. Analyzer & Transmitter Were Recalibr
05000325/LER-1980-083-03, /03L-0:on 800926,during Normal Surveillance, Containment Atmospheric Monitor Oxygen Analyzer 1-CAC-ATH- 1259-2 Observed Indicating Upscale.Caused by Loss of Sample Flow to Analyzer Due to Excessive Condensation in Line
05000325/LER-1980-066-03, /03L-0:on 800824,during Normal Surveillance, Containment Atmospheric Monitor Oxygen Analyzer, 1-CAC-ATH-1259-2,was Observed Indicating Upscale.Caused by Loss of Sample Flow Due to Condensate in Analyzer Air Dryer
L-MT-20-018, License Amendment Request: Application to Revise Technical Specifications to Adopt TSTF-582, Reactor Pressure Vessel Water Inventory Control (RPV WIC) Enhancements
05000325/LER-1980-028-03, /03L-0:on 800414,during Normal Operations, Containment Atmosphere Recorder 1-CAC-AR-1263 Failed Downscale.Cause Unknown.Work Request for Replacement of Instrumentation Submitted
05000325/LER-1980-039-03, /03L-0:on 800417,during Normal Plant Operations, Containment Atmosphere Analyzer Would Not Remain Running After Starting.Caused by Disconnected Wire.Loose Wire Reconnected
05000325/LER-1980-030-03, /03L-0:on 800324,operator Noticed That Containment Atmospheric Monitor 1-CAC-AT-1259 Had Low Flow Alarm & Would Not Remain Running.Caused by Shorted Air Dryer Compressor Due to High Cabinet Moisture & Bad Sample Pump
05000325/LER-1980-004-03, /03L-0:on 800308,during Normal Plant Operation, Oxygen Channel of Containment Atmospheric Monitor CAC-AT- 1263-2 Experienced 1% Step Change.Caused by Possible Wiring or Connection Problem.Monitor Repair Is Underway
05000324/LER-1980-035-03, /03L-0:on 800219,during Normal Plant Operation, Operator Noticed Containment Atmosphere Monitor CAC-AT-1263 Would Not Run Due to Low Flow.Caused by Faulty Monitor. Monitor Will Be Repaired Before Return to Power
05000324/LER-1980-004-03, /03L-0:on 800127,during Normal Operations, Containment Atmospheric Monitor CAC-AT-1263 Kept Shutting Down Due to Low Flow Following Inerting Operation of Drywell.Cause Undetermined.Instruments to Be Replaced
05000324/LER-1980-013-03, /03L-0:on 800116,during Normal Operation, Containment Atmospheric Monitor CAC-AQH-1260 Monitor Breaker Had Tripped on Magnetics Rendering CAC-AQH-1262-2 Inoperable.Caused by Short in Power Lead.Lead Taped
05000325/LER-1979-117-03, /03L-0:on 791222,during Normal Operation, Containment Atmospheric Monitor Was Registering Approx 1% Below Actual Drywell Oxygen Concentration.Caused by Faulty Analyzer Calibr.Analyzer Recalibr
05000324/LER-1979-044-03, /03L-0 on 790612:sample Pump for Drywell Atmosphere Sampler 2-CAC-ATH-1259 Stopped.Caused by Broken Pump Drive Belt.Belt Replaced & Sys Returned to Normal
05000325/LER-1979-094-03, /03L-0:on 791116,during Normal Operation,Broken Drive Belt Was Found on Containment Atmospheric Monitor CAC-AQH-1259.Caused by Normal Wear.Belt Added to Periodic Maint Program to Detect Worn Belts in Future
05000324/LER-1980-009-03, /03L-0:on 800114,during Normal Operation, Containment Atmospheric Monitor CAC-AT-1259-1 Failed Upscale.Caused by Loose Ground Connection on Span Potentiometer.Connection Tightened
05000324/LER-1979-106-03, /03L-0:on 791215,during Normal Plant Operation, Containment Atmosphere Monitor Would Not Run Due to Low Flow.Caused by Broken Vacuum Pump Drive Belt.Belt Was Replaced.Alternative Monitoring Sys Being Evaluated
05000325/LER-1979-102-03, /03L-0:on 791129,during Normal Operation, Containment Atmospheric Monitor Tripped & Could Not Be Restarted.Caused by Seized Pump Bearings.Pump Replaced & Preventative Maint Procedure Established
05000324/LER-1979-090-03, /03L-0:on 791031,containment Atmospheric Monitor Failed to Operate Properly & Low Sample Flow Was Noted. Caused by Condensate Drain Pot Solenoid Valve Failure Which Blocked Sample Flow.Solenoid Valve Was Replaced
05000325/LER-1979-090-03, /03L-0:on 791027,shift in Output Occurred in Atmospheric Monitor 1-CAC-1263-3.Caused by Intermittent Failings of Magnetic Amplifier.Amplifier Replaced & Monitor Returned to Svc
TSTF-19-08, Draft of Traveler TSTF-582, Revision 0, RPV WIC Enhancements
NRC-18-0040, Supplemental Information in Response to NRC Request for Additional Information for License Amendment Request to Adopt TSTF-542, Reactor Pressure Vessel Water Inventory Control
NRC-18-0019, Response to NRC Request for Additional Information for License Amendment Request to Adopt TSTF-542, Reactor Pressure Vessel Water Inventory Control
BSEP 17-0115, Response to Request for Additional Information Regarding Application to Revise Technical Specifications to Adopt TSTF-542, Reactor Pressure Vessel Water Inventory Control
NRC-17-0067, Application to Revise Technical Specifications to Adopt TSTF-542, Reactor Pressure Vessel Water Inventory Control
RS-17-029, Application to Revise Technical Specifications to Adopt TSTF-542, Reactor Pressure Vessel Water Inventory Control
RBG-47801, Application to Revise Technical Specifications to Adopt TSTF-542, Reactor Pressure Vessel Water Inventory Control
05000325/LER-1982-018-03, /03L-0:on 820211,post-accident Drywell Particulate Radiation Detection Instruments 1-CAC-AQH-1261-1 & 1262-1 Indicated Downscale,Rendering Channels Inoperable.Caused by Failure of Photomultiplier Tube & Broken Amplifier Lead
05000324/LER-1983-093-03, /03L-0:on 831024,control Room post-accident Monitoring Recorder/Indicator 2-CAC-AR-1263 Exhibited Erratic Indications of Drywell Oxygen Concentration.Caused by Excessive Buildup of Foreign Matl
05000263/LER-2019-001, RHR Decay Heat Removal Pump Start Permissive Logic Hardening Error
NRC-21-0001, License Amendment Request to Revise Technical Specifications to Remove Obsolete Information, Make Minor Corrections, and Make Miscellaneous Editorial Changes
JAFP-19-0083, License Amendment Request - Proposed Change to the Technical Specifications to Revise the Allowable Value for Reactor Water Cleanup (RWCU) System Primary Containment Isolation
JAFP-21-0089, Application to Revise Technical Specifications to Adopt TSTF-541 Revision 2, Add Exceptions to Surveillance Requirements for Valves and Dampers Locked in the Actuated Position
PLA-8144, Proposed Amendment to Licenses NPF-14 and NPF-22: Revised Reactor Vessel Water Level 3 and Level 8 Allowable Value PLA-8144
05000325/LER-1979-092-03, /03L-0:on 791204,during Normal Plant Operation, Operator Noticed Containment Atmospheric Monitor CAC-ATH-1263 Was Reading Downscale.Caused by Blown Power Supply Fuse & Shift in Instrument Zero.Fuse Replaced
LR-N25-0038, License Amendment Request (LAR) - Hope Creek Technical Specification Conversion to NUREG-1433, Revision 5, Supplement 3
05000324/LER-1983-020-03, /03L-0:on 830129,primary Containment Atmosphere Oxygen Analyzer 2-CAC-AT-1263-2 Indicated 0.5% Step Decrease in Drywell Oxygen Concentration.Caused by Zero Shift in Instrument Magnetic Analyzer 1263-2.Analyzer Replaced
05000324/LER-1982-014-03, /03L-0:on 820117,primary Containment Atmospheric Oxygen analyzer,2-CAC-AT-1263-2,did Not Show Expected Trend in Drywell Concentration.Caused by Analyzer Components Heating Up Due to Stuck Thermostat Electrical Contacts
05000325/LER-1982-016-03, /03L-0:on 820123,containment Atmosphere Oxygen Monitor CAC-AT-1263-2 Would Not Calibr.Caused by burned-out Monitor Exciter Lamp.Lamp Replaced & Monitor Returned to Svc
05000325/LER-1982-124-03, /03L-0:on 821030,primary Containment Atmosphere Oxygen Analyzer 1-CAC-AT-1259-2 Falsely Indicated Sudden Downscale Indication of Drywell Oxygen Concentration.Caused by Shift in Calibr Setpoint Due to Moisture in Lines
05000324/LER-1981-127-03, /03L-0:on 811121,printing Mechanism of Primary Containment Atmospheric Monitoring Recorder 2-CAC-AR-1259 Drove Hard Downscale When Exhibiting Indication of Hydrogen Concentration in Drywell.Caused by Instrument Drift
05000324/LER-1983-014-03, /03L-0:on 830216,primary Containment Atmosphere Oxygen Analyzer 2-CAC-AT-1259-2 Showed Drywell Oxygen Concentration 1% Higher than Indicated by Redundant Analyzer.Caused by Instrument Drift.Analyzer Recalibr
PLA-8189, Supplement to License Amendment Requesting Revision to Technical Specifications for Reactor Vessel Water Level 3 and Level 8 Allowable Values - PLA-8189
JAFP-25-0046, License Amendment Request - Proposed Change to the Technical Specifications to Revise the Allowable Value for Reactor Water Cleanup (RWCU) System Primary Containment Isolation