Forwards LER 80-027/03L-0
Person / Time
ML19320A904
Site:	Pilgrim
Issue date:	07/03/1980
From:	Mcguire P BOSTON EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19320A905	List: 05000293/LER-1980-027, Forwards LER 80-027/03L-0 05000293/LER-1980-027-03, /03L-0:on 800605,stack Gas Grab Sample Pump P143 Tripped.Caused by Binding in Pump Due to Accumulation of Dirt.Pump Refurbished & Returned to Svc
References
BECO-80, NUDOCS 8007080202
Download: ML19320A904 (1)
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LER-1980-027, Forwards LER 80-027/03L-0

Event date:
Report date:
2931980027R00 - NRC Website
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text

""" Ed noon uom.

PILGRIM NUCLEAR POWcR STATICN RFO 881 ROCKY HILL RC AO PLYMOUTH, MAGsacHUSETTs 02360 July 3, 1980 BEco Ltr.#80-C

. Director, Region 1 Office of Inspection and Enforcement U. S. Nuclear Regulatory Commission 631 Park Avenue King of Prussia, PA 19406 Licensee Event Report 80-027/03L-0 Docket Number 50-293 License DPR-35 Gentlemen:

The attached Licensee Event Report 80-027/03L-0, " Stack Gas Sample Pump",

is hereby submitted in accordance with the requirements of Pilgrim Nuclear Power Station Technical Specification 6.9.B.2.

If there are any questions on this subject, please contact us.

Respectfully mtbmitted.

P. J. McGuire Station Manager Nuclear Operations MIM:ep

Enclosures:

(3 copies)

LER 80-027/03L-0 cc: Director (40 copies)

Office of Management Information and Program Control U. S. Nuclear Regulatory Commission Washington, D.C.

20555 l

'80070s920Q

Licensee Event Report

Pilgrim

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		Reporting criterion
05000293/LER-1980-001-01, /01T-0:on 800123,fire Hazard Analysis Determined That Fire in Electrical Raceways in Several Areas of Plant Would Jeopardize Redundant Div of ECCS Sys.Cause Not Stated. Mods Planned to Be Completed by Oct 1980	/01T-0:on 800123,fire Hazard Analysis Determined That Fire in Electrical Raceways in Several Areas of Plant Would Jeopardize Redundant Div of ECCS Sys.Cause Not Stated. Mods Planned to Be Completed by Oct 1980
05000293/LER-1980-001, Forwards LER 80-001/01T-0	Forwards LER 80-001/01T-0
05000293/LER-1980-002-02, /02T-0:on 800124,cable Separation Inadequacy Discovered Following Review of IE Info Notice 79-32. Affected Automatic Depressurization Sys Cables Will Probably Be Rerouted	/02T-0:on 800124,cable Separation Inadequacy Discovered Following Review of IE Info Notice 79-32. Affected Automatic Depressurization Sys Cables Will Probably Be Rerouted
05000293/LER-1980-002, Forwards LER 80-002/02T-0	Forwards LER 80-002/02T-0
05000293/LER-1980-003, Forwards LER 80-003/03L-0	Forwards LER 80-003/03L-0
05000293/LER-1980-003-03, /03L-0:on 800108,during Refueling Outage 4,leak Rate Testing of torus-to-reactor Bldg Indicated Valve Leakage in Excess of Limit.Caused by Normal Deterioration of disc-to-seat Mating Surface.Surfaces Lapped	/03L-0:on 800108,during Refueling Outage 4,leak Rate Testing of torus-to-reactor Bldg Indicated Valve Leakage in Excess of Limit.Caused by Normal Deterioration of disc-to-seat Mating Surface.Surfaces Lapped
05000293/LER-1980-004-01, Results of Core Spray Sparger Cracks in Conjunction W/Inservice Insp Program Revealed Several Linear Indications on Each Sparger.Visual Insps Conclude Indications within Criteria	Results of Core Spray Sparger Cracks in Conjunction W/Inservice Insp Program Revealed Several Linear Indications on Each Sparger.Visual Insps Conclude Indications within Criteria
05000293/LER-1980-004, Forwards LER 80-004/01T-0	Forwards LER 80-004/01T-0
05000293/LER-1980-005-01, /01T-0:on 800131,measured Concentrations of Sr-90 in Milk Sample Was Greater than 10 Times Concentration in Control Station Sample.Caused by Local Meteorological Conditions.No Corrective Action Taken	/01T-0:on 800131,measured Concentrations of Sr-90 in Milk Sample Was Greater than 10 Times Concentration in Control Station Sample.Caused by Local Meteorological Conditions.No Corrective Action Taken
05000293/LER-1980-005, Revised LER Changing Original Number from LER 80-005/01T to 04T.On 800131,concentrations of Sr-90 in Milk Sample from Indicator Station 2.2 Miles West of Reactor Site 10 Times Greater than Control.Caused by Meteorological Condi	Revised LER Changing Original Number from LER 80-005/01T to 04T.On 800131,concentrations of Sr-90 in Milk Sample from Indicator Station 2.2 Miles West of Reactor Site 10 Times Greater than Control.Caused by Meteorological Conditions
05000293/LER-1980-006-03, /03L-0:on 800115,strut Bushing Insert on RHR Sys snubber,SS-10-10-46,found Turning Freely within Strut.Caused by Lack of Strut to Strut Bushing Weld.Weld Performed to Restore Operable Status	/03L-0:on 800115,strut Bushing Insert on RHR Sys snubber,SS-10-10-46,found Turning Freely within Strut.Caused by Lack of Strut to Strut Bushing Weld.Weld Performed to Restore Operable Status
05000293/LER-1980-006, Forwards LER 80-006/03L-0	Forwards LER 80-006/03L-0
05000293/LER-1980-007-03, /03L-0:on 800120,false Detection Alarm,Originating from 4kV Switchgear Room B,Annunciated on Panel C-94 in Control Room.Apparently Caused by Dust from Fire Retardant Beam Coating.Alarm Cleaned	/03L-0:on 800120,false Detection Alarm,Originating from 4kV Switchgear Room B,Annunciated on Panel C-94 in Control Room.Apparently Caused by Dust from Fire Retardant Beam Coating.Alarm Cleaned
05000293/LER-1980-007, Forwards LER 80-007/03L-0	Forwards LER 80-007/03L-0
05000293/LER-1980-008-01, /01T-0:on 800308,irradiated Fuel Moved within Fuel Pool W/O Prior Satisfaction of Tech Spec Requirements.Caused by Procedural Inadequacy.Fuel Movement Prohibited & Secondary Containment Leak Rate Testing Initiated	/01T-0:on 800308,irradiated Fuel Moved within Fuel Pool W/O Prior Satisfaction of Tech Spec Requirements.Caused by Procedural Inadequacy.Fuel Movement Prohibited & Secondary Containment Leak Rate Testing Initiated
05000293/LER-1980-008, Forwards LER 80-008/01T-0	Forwards LER 80-008/01T-0
05000293/LER-1980-009-04, /04T-0:on 800310,facility Received Analyses Rept from Util Lab Indicating Reportable Concentrations of Cr-51 & Co-60 in Sample of Mussel Taken from Facility Discharge Canal.Cause Not Stated	/04T-0:on 800310,facility Received Analyses Rept from Util Lab Indicating Reportable Concentrations of Cr-51 & Co-60 in Sample of Mussel Taken from Facility Discharge Canal.Cause Not Stated
05000293/LER-1980-009, Forwards LER 80-009/04T-0	Forwards LER 80-009/04T-0
05000293/LER-1980-010-03, /03L-0:on 800310,hydrant Hose House 5 Damaged When Hit by Truck.House Wrapped Around Hydrant,Preventing Access. Cause Not Stated.House Rebuilt & Returned to Svc	/03L-0:on 800310,hydrant Hose House 5 Damaged When Hit by Truck.House Wrapped Around Hydrant,Preventing Access. Cause Not Stated.House Rebuilt & Returned to Svc
05000293/LER-1980-010, Forwards LER 80-010/03L-0	Forwards LER 80-010/03L-0
05000293/LER-1980-011-01, /01T-0:on 800326,utilizing Approved Station Procedure TP80-37,PNPS Jet Pumps Examined & Jet Pump Beams 1,3 & 15 Found to Have Discontinuities.Caused Not Stated. Flawed Beams & Beam Bolt Assemblies Replaced	/01T-0:on 800326,utilizing Approved Station Procedure TP80-37,PNPS Jet Pumps Examined & Jet Pump Beams 1,3 & 15 Found to Have Discontinuities.Caused Not Stated. Flawed Beams & Beam Bolt Assemblies Replaced
05000293/LER-1980-011, Forwards LER 80-011/01T-0	Forwards LER 80-011/01T-0
05000293/LER-1980-012-03, /03L-0:on 800312,while Performing Surveillance Test,Found That Pressure Switch 263-52A Setpoint Had Drifted.Cause Not Stated.Setpoint Drift Is Recurring Problem.Pressure Switch Recalibr	/03L-0:on 800312,while Performing Surveillance Test,Found That Pressure Switch 263-52A Setpoint Had Drifted.Cause Not Stated.Setpoint Drift Is Recurring Problem.Pressure Switch Recalibr
05000293/LER-1980-012, Forwards LER 80-012/03L-0	Forwards LER 80-012/03L-0
05000293/LER-1980-013-03, /03L-0:on 800313,while Performing Surveillance Test 8.M.1-5,found Pressure Switch 503D Setpoint Drifted. Cause Not Stated.Drift Is Recurring Problem	/03L-0:on 800313,while Performing Surveillance Test 8.M.1-5,found Pressure Switch 503D Setpoint Drifted. Cause Not Stated.Drift Is Recurring Problem
05000293/LER-1980-013, Forwards LER 80-013/03L-0	Forwards LER 80-013/03L-0
05000293/LER-1980-014, Forwards LER 80-014/04T-0	Forwards LER 80-014/04T-0
05000293/LER-1980-014-04, /04T-0:on 800418,Yankee Atomic Environ Lab Notified Util That Milk Sample Contained High Concentration of Cs-137.Cause Unknown,Probably Not Result of Plant Effluent	/04T-0:on 800418,Yankee Atomic Environ Lab Notified Util That Milk Sample Contained High Concentration of Cs-137.Cause Unknown,Probably Not Result of Plant Effluent
05000293/LER-1980-015-03, /03L-0:on 800401,during Performance of Surveillance Test,Dry Chemical Fire Protection Sys Failed to Automatically Initiate.Caused by Erratic Pyrotronics, Dtf 190 heat-actuated Device.Unit Replaced	/03L-0:on 800401,during Performance of Surveillance Test,Dry Chemical Fire Protection Sys Failed to Automatically Initiate.Caused by Erratic Pyrotronics, Dtf 190 heat-actuated Device.Unit Replaced
05000293/LER-1980-015, Forwards LER 80-015/03L-0	Forwards LER 80-015/03L-0
05000293/LER-1980-016-03, /03L-0:on 800513,while Performing Surveillance Test,Core Spray Pump P215B Failed to Start & Core Spray Valve 14000-24B Failed to Automatically Open.Caused by trip-free Operation & Dirty Contact in Logic Circuit	/03L-0:on 800513,while Performing Surveillance Test,Core Spray Pump P215B Failed to Start & Core Spray Valve 14000-24B Failed to Automatically Open.Caused by trip-free Operation & Dirty Contact in Logic Circuit
05000293/LER-1980-016, Forwards LER 80-016/03L-0	Forwards LER 80-016/03L-0
05000293/LER-1980-017-03, /03L-0:on 800505,during 24-h Performance Test of a Diesel Generator Per IE Bulletin 79-23,three Attempts Made Before Satisfactory Conclusion on 800510.Caused by Failure of Potential Transformer in High Voltage Chassis	/03L-0:on 800505,during 24-h Performance Test of a Diesel Generator Per IE Bulletin 79-23,three Attempts Made Before Satisfactory Conclusion on 800510.Caused by Failure of Potential Transformer in High Voltage Chassis
05000293/LER-1980-017, Forwards LER 80-017/03L-0	Forwards LER 80-017/03L-0
05000293/LER-1980-018, Forwards LER 80-018/03L-0	Forwards LER 80-018/03L-0
05000293/LER-1980-018-03, /03L-0:on 800523,while Performing Surveillance Test 8.7.4.3,isolation valves,5065-11,13 & 23 Declared Inoperable.Cause Not Stated.Valve in Each Affected Sample Line Closed & Position Recorded Daily	/03L-0:on 800523,while Performing Surveillance Test 8.7.4.3,isolation valves,5065-11,13 & 23 Declared Inoperable.Cause Not Stated.Valve in Each Affected Sample Line Closed & Position Recorded Daily
05000293/LER-1980-019-03, /03L-0:on 800519,during Startup of Pnps,Hpci Sys Was Declared Inoperable.Caused by Wiring Attendant to Installation of Alternate Shutdown Panel & Seal Exhaust Leakage Interference.Wiring & Leakage Repaired	/03L-0:on 800519,during Startup of Pnps,Hpci Sys Was Declared Inoperable.Caused by Wiring Attendant to Installation of Alternate Shutdown Panel & Seal Exhaust Leakage Interference.Wiring & Leakage Repaired
05000293/LER-1980-019, Forwards LER 80-019/03L-0	Forwards LER 80-019/03L-0
05000293/LER-1980-020-03, /03L-0:on 800426,during Refueling Outage 4,14 Primary Containment Isolation Valves Found to Have Seat Leakage Over Requirements.Caused by Normal Deterioration of Disc to Seat Mating Surface	/03L-0:on 800426,during Refueling Outage 4,14 Primary Containment Isolation Valves Found to Have Seat Leakage Over Requirements.Caused by Normal Deterioration of Disc to Seat Mating Surface
05000293/LER-1980-020, Forwards LER 80-020/03L-0	Forwards LER 80-020/03L-0
05000293/LER-1980-021-04, /04T-0:on 800508,algae Sample from Discharge Outfall Area Contained Reportable Concentration of Co-60, According to Yankee Environ Lab 800616 Analysis Rept.Cause Not Stated	/04T-0:on 800508,algae Sample from Discharge Outfall Area Contained Reportable Concentration of Co-60, According to Yankee Environ Lab 800616 Analysis Rept.Cause Not Stated
05000293/LER-1980-021, Forwards LER 80-021/04T-0	Forwards LER 80-021/04T-0
05000293/LER-1980-022, Forwards LER 80-022/03L-0	Forwards LER 80-022/03L-0
05000293/LER-1980-022-03, /03L-0:on 800527,during Performance of Surveillance Test Re RCIC Steam Line High Temp,Temp Switch 1360-17A Was Found Out of Calibr.Caused by Setpoint Drift	/03L-0:on 800527,during Performance of Surveillance Test Re RCIC Steam Line High Temp,Temp Switch 1360-17A Was Found Out of Calibr.Caused by Setpoint Drift
05000293/LER-1980-023-03, /03L-0:on 800526,during Surveillance Testing, Channel B of Rod Block Monitor Sys Determined to Be Out of Calibr.Caused by Misinterpertation of Tech Specs. Requalification Program Will Include Sys Review	/03L-0:on 800526,during Surveillance Testing, Channel B of Rod Block Monitor Sys Determined to Be Out of Calibr.Caused by Misinterpertation of Tech Specs. Requalification Program Will Include Sys Review
05000293/LER-1980-023, Forwards LER 80-023/03L-0	Forwards LER 80-023/03L-0
05000293/LER-1980-024, Forwards LER 80-024/03L-0	Forwards LER 80-024/03L-0
05000293/LER-1980-024-03, /03L-0:on 800530,reactor Core Isolation Cooling Sys Was Declared Inoperable.Caused by Faulty Auto Flow Control.Unit Repaired & Returned to Svc	/03L-0:on 800530,reactor Core Isolation Cooling Sys Was Declared Inoperable.Caused by Faulty Auto Flow Control.Unit Repaired & Returned to Svc
05000293/LER-1980-025, Forwards LER 80-025/03L-0	Forwards LER 80-025/03L-0
05000293/LER-1980-025-03, /03L-0:on 800602,fire Detection Alarm from HPCI Quadrant Sounded in Control Room on Panel C-94.Roving Fire Patrol Initiated & Immediate Investigation Conducted.Caused by Leak at Flange on HPCI Drain Line Valve AO2301-29	/03L-0:on 800602,fire Detection Alarm from HPCI Quadrant Sounded in Control Room on Panel C-94.Roving Fire Patrol Initiated & Immediate Investigation Conducted.Caused by Leak at Flange on HPCI Drain Line Valve AO2301-29
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05000293/LER-1980-027, Forwards LER 80-027/03L-0

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