RA-17-072, License Amendment Request - Proposed Defueled Technical Specifications and Revised License Conditions for Permanently Defueled Condition
BVY 05-032, Vermont Nuclear Power Station - Response to Request for Additional Information Regarding Intermediate Range Monitor Surveillance Test Frequencies
NLS8700519, Comments on Anl 851003-04 Plant Visit Summary Re Control Room Ventilation Sys.Change to Updated SAR Will Be Processed to More Accurately Describe Fact That Damper AD 1021-02 Will Remain Open & Butterfly Valve Will Close
JAFP-92-0454, Special Rept:On 911003,discovered pin-hole Leak in Diesel Fire Pump.Caused by Discharge Pressure.Surveillance Test Procedure Was Revised
HL-4673, Responds to NRC Re Violation Noted in Insp Rept 50-366/94-15.Corrective Actions:Charcoal in a & B Mcrec Sys Filter Trains Replaced on 940617 & 14,respectively & Plant Sp 42SV-Z4109920OS Will Be Revised
05000254/LER-1987-002, :on 870107,required Hourly Fire Insp in Cable Spreading Room Not Completed.Caused by Personnel Error. Personnel Counseled Re Importance of Completing Insps.W/
05000237/LER-1986-014-05, :on 860616,discovered Smoke Detector Semiannual Maint Test Not Performed.Caused by Incorrectly Set Priorities on outage-related Activities.Surveillance Completed & Hourly Fire Watch Discontinued
05000309/LER-1996-039, :on 961207,both Diesel Generators Were Declared Inoperable & TS Remedial Action 3.12.A Entered.Caused by Oversight in Original Surveillance Procedure Development. Surveillance Procedures Modified
05000298/LER-1996-012, :on 960918,CR Emergency Filter Sys Inoperability Occurred Due to Inappropriate Actuation Setting.Crvm Setpoint Was Adjusted to Below TS Value Which Returned Monitor to Operable Status
05000265/LER-1992-024-03, :on 920923,discovered That Unit 2 HPCI Fire Protection Sys Inoperable for More than 14 Days.Caused by Partial Implementation of Corrective Action.Fire Protection Sys Outage Revised
05000298/LER-1995-019, :on 951124,CR Emergency Filter Sys (CREFS) Was Inoperable Due to EDG Being Unavailable.Restored CREFS to Operability
05000321/LER-1991-009, :on 910712,determined That Air Conditioning Subsystem of Main Control Room Environ Control Sys Could Not Sustain Single Failure to Class 1E Power Supply.Caused by Less than Adequate Design.Design Changed
05000321/LER-1991-009-01, :on 910712,main Control Room Environ Control Sys Discovered Not to Comply W/Single Failure Design Criterion.Caused by Inadequate Design of Sys.Design Changes to Sys Being Implemented
05000254/LER-1991-015-02, :on 910826,unit One Cable Tunnel Sprinkler Sys Flow Switch Exceeded 14 Day Reporting Criteria.Event Occurred Because Sys Was Out of Svc for Enhancements. Mod Continued & Cable Sys Returned to Svc
BVY-93-063, Proposed Change 172 to License DPR-28,clarifying TS Definition of Alteration of Reactor Core
BECO-90-052, Special Rept:On 900227,fire Protection Alarm Reporting Sys Inoperable for More than 14 Days.Compensatory Fire Watches Instituted in Affected Areas & Failure & Malfunction Rept 90-44 Written to Document Problem
05000333/LER-1993-006, :on 930225,determined Inadequate Discharge Pressure on Fire Pump 76P-2,but Pump Was Not Declared Inoperable.Low Discharge Caused by Normal Wear.Pump Replaced & Test Procedures Will Be Revised
05000333/LER-1993-006-01, :on 930225,fire Pump 76P-2 Declared Inoperable Due to Inadequate Pump Discharge Pressure.On 930226,fire Pump 76P-1 Declared Inoperable Due to Engine Overheating. Fire Pumps Will Be Replaced/Rebuilt
JAFP-93-0113, Ro:On 930226,west Diesel engine-driven Fire Pump 76P-1 & Electric motor-driven Fire Pump 76P-2 Declared Inoperable. Caused by Engine Overheating & Failure to Deliver Discharge Pressure,Respectively.Third Fire Pump Installed
05000245/LER-1982-029-03, /03L-0:on 821207,fire Water Storage Tank a & B Levels Found Below Tech Specs.Caused by Stripped Gear in Tank a & Sticking Gear in Tank B.Tanks Refilled.Gear & Valve Lubricated
05000245/LER-1982-029, Forwards LER 82-029/03L-0.Detailed Event Analysis Encl
05000219/LER-1990-001-01, :on 900123,fire Alarm Received for Fire Zone in Cable Spreading Room,Resulting in Operability of Deluge Sys. Continuous Fire Watch Not Established.Caused by Inadequate Procedural Guidance.Detectors Disabled
05000237/LER-1980-035-03, Control Room & Computer Room Smoke Detectors Were Out of Svc for 13 Months W/O Util Notifying NRC About Plans to Restore Operability.Caused by Requirement Being Overlooked by Station Fire Marshall
05000293/LER-1980-036-01, /01T-0:on 800806,found Hourly Fire Check of Auxiliary Offgas Bldg Not Performed on Continuous Basis Since 800707 While Fire Detection Units Were Inoperable. Caused by Communications Lapse Between Personnel
05000280/LER-2078-013-03, L for Surry Unit 2 Reactor Brought Critical Below Minimum Insertion Limit on D Control Bank
JAFP-92-0316, Special Rept:On 920406,electric Driven Pump Was Out of Service for Approx 16 Days & 5 H.Caused by Extended Overhaul Time.Electric Motor Was Removed,Overhauled,Tested,Found Satisfactory & Returned to Plant
05000333/LER-1980-033-03, /03L-0:on 800409,during Normal Operation,Diesel Fire Pump Was Intentionally Made Inoperable for Approx 45 Minutes.Caused by Need to Replace Engine Cooling Heat Exchanger Goose Neck,Corroded Due to Normal Wear & Tear