AECM-85-0034, Responds to 841010 Request for Addl Info Re Check Valve Testing in Pump & Valve Inservice Testing Program.Proposed Methods for Testing Check Valves Provided
AECM-83-0128, Suppls Response to NRC Re Violations Noted in IE Insp Rept 50-416/82-67.Corrective Actions:All Possible Avenues of Investigation Re Unlocked Valve P42-F200B Pursued.No Further Action Planned
1CAN098604, Application for Amend to License DPR-51,revising Burnup Dependent Tech Specs to Mitigate Reduced Operating Limits as Result of Cycle 8 Reanalysis.Cycle 8 Reload Rept Encl
1CAN029503, Application for Amend to License DPR-51,adding Addl Info to Clarify Specification & Corrects Discrepancy Between Bases for TS 2.1 & TS 3.1
05000029/LER-1987-005, :on 870502,main Steam Line Safety Valves Exceeded Setpoint Requirement.Caused by Setpoint Drift. MS-SV-409F Reset to Bring Valve Closer to Nominal Setpoint. MS-SV-409E Accepted as Is
05000322/LER-1985-034, :on 850828,hinged Cap on Svc Water Standpipe Found Wedged Shut.Cause Unknown.Wedge & Temporary Scaffolding Removed to Prevent Immediate Access to Standpipe
05000354/LER-1995-033-01, :on 951114,TS Surveillance Requirement Implementation Deficiencies Occurred.Caused by Lack of Documentation of Annunciation for Previous Surveillances. SDV Bypass Logic Were Satisfactorily Tested
05000354/LER-1996-033, :on 951114,two Events Occurred Due to Identification of TS Surveillance Test Inadequacy.Caused by Ineffective Procedures.Tssip Review Will Be Completed
05000289/LER-1995-002-01, :on 950908,control Rod Trip Insertion Times Exceeded TS 4.7.1.1 Limits.Caused by Accumulation of Corrosion Deposits in CRDM Thermal Barrier Call Check Valves & Lead Screw Guide Bushing
05000446/LER-1994-013, :on 940817,four of Twenty Valves Tested Had Lift Settings Outside the Plus or Minus 1 Percent Setpoint Tolerance.Cause Not Determined.Setpoint Changes Request Submitted
05000458/LER-1994-020, :on 940707,discovered TS Surveillance Not Properly Implemented for Svc Water Sys Due to Inadequate Design Review.Engineering Procedure ENG-3-001 Enhanced.W/
05000289/LER-1994-002-01, :on 940317,twelve Control Rods Exceeded Trip Insertion Time Limit.Caused by Blockage of Thermal Barrier Check Valves.Corrective Action:Control Rods Were Restored to Drop Time
05000366/LER-1982-084-03, /03L-0:on 820813,D RHR Svc Water Pump Declared Inoperable Due to Failure to Meet Min Discharge Pressure & Flow Requirements.Caused by Stuck Open Check Valve in B Pump Discharge Flow Path.Check Valve Rebuilt & Reinstalled
05000029/LER-1981-006-03, /03L-0:on 810502,during Testing,Steam Generator 1 Low Set Safety Valve MS-SV-409E Setpoint Found Low.Cause Unknown.Valve Readjusted
L-76-133, Letter Request to Amend Appendix a of Facility Operating Licenses. Proposes Technical Specification Changes to Permit Waiver of Certain Surveillance Testing Requirements During Cold Shutdown .
05000530/LER-1992-005-02, :on 921023,determined That 11 of 20 Main Steam Safety Valve as-found Relief Setpoints Out of TS 3.7.1.1 Tolerance from 921010-23.Possibly Caused by Setpoint Drift. Valves Will Be Removed & Shipped to Offsite Facility
05000529/LER-1991-005-02, :on 911009,determined That 11 of 20 Main Steam Safety Valve as-found Relief Settings Out of Tolerance Specified in TS 3.7.1.1.Caused by Setpoint Drift.Valves Adjusted & Successfully Retested
05000529/LER-1991-005, :on 911009,determined That Main Steam Safety Valves Out of Tolerence,Per TS 3.7.1.1 & on 911104 & 05, Determined That Pressurizer Safety Valves Out of Tolerence. Caused by Setpoint Drift.Valves Adjusted
GO2-95-135, Responds to NRC Re Violations Noted in Insp Rept 50-397/95-03.Corrective Actions:Drawing Revised to Include Piping Bypass & Procedure Extensively Revised to Correct Error Re Influence Adjustment Ring Setting on Relief Valve
L-92-172, Responds to Violations Noted in Insp Rept 50-389/92-07. Corrective Actions:On 920421,main Steam Safety Valve Testing Stopped & Gauge Calibr Data Sheets Reviewed & Containment Pressure Sensing Lines Will Be Labeled
05000336/LER-1992-010-02, :on 920530,discovered That Main Steam Safety Valve Setpoint Drifted.Cause Unknown.Setpoint Adjustments Made & Passed Retest
05000289/LER-1994-004-01, :on 940601,discovered That Three Control Rods Exceeded Trip Insertion Time Limit of 1.666 Seconds Due to Postulated Deposits.Four Thermal Barriers Were Replaced W/New Thermal Barrier