LER-1977-163, Forwards LER 77-163/03L-0 |
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| 3021977163R00 - NRC Website |
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Mr. J. P. O'Reilly, Director Docket No. 50-302 ph)
U.S. Nuclear Regulatory Co=:ission Licensee No. MR-72 k
Office of Inspection & Enforcecent LER No.67-16' /Mf-O 7 230 Peachtree St. N.W., Suite 818 Crystal River Unit #3
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Atlanta, GA 30303 Occurrence Date: 23 Dec. '77
Dear Mr. O'Reilly:
Enclosed please find Licensee Event Report 77-163/03L-0 and attached supplementary infor=ation sheet, which is submitted in accordance with [D
Technical Specification 6.9.1.9.A.
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Should there be further questions, please contact us.
Very truly yours, Yu O
f W. P. Stewart Director, Power Production DWP/rc Nuclear FT5nt Manager 4
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| 05000302/LER-1977-099, :on 770810,during Mode 1,primary Containment Average Temp Exceeded 130 F,Violating Tech Specs.Caused by Procedural Inadequacy Re Closed Industrial Cooling Water Supply Valve.Procedure SP-344 Revised |
- on 770810,during Mode 1,primary Containment Average Temp Exceeded 130 F,Violating Tech Specs.Caused by Procedural Inadequacy Re Closed Industrial Cooling Water Supply Valve.Procedure SP-344 Revised
| | | 05000302/LER-1977-104-01, /01t-1:on 770902,four RCS Flow Instruments Discovered Out of Calibr.Caused by Calibr Drift of Differential Pressure Transmitters.Transmitters Replaced. Instruments Will Be Calibr Every 18 Months | /01t-1:on 770902,four RCS Flow Instruments Discovered Out of Calibr.Caused by Calibr Drift of Differential Pressure Transmitters.Transmitters Replaced. Instruments Will Be Calibr Every 18 Months | | | 05000302/LER-1977-104, Forwards Rev 1 to LER 77-104 Re Four RCS Flow Instruments Exceeding Calibr Tolerances.Util Revising Commitment to Agree W/Tech Specs to Calibr Transmitters Every 18 Months | Forwards Rev 1 to LER 77-104 Re Four RCS Flow Instruments Exceeding Calibr Tolerances.Util Revising Commitment to Agree W/Tech Specs to Calibr Transmitters Every 18 Months | | | 05000302/LER-1977-158-03, /03L-0:on 771227,3B Emergency Diesel Generator Failed to Start During Monthly Surveillance Test SP-354. Caused by Foriegn Matter Preventing Governor to Function Properly.Servo Booster Cleaned & Tested | /03L-0:on 771227,3B Emergency Diesel Generator Failed to Start During Monthly Surveillance Test SP-354. Caused by Foriegn Matter Preventing Governor to Function Properly.Servo Booster Cleaned & Tested | | | 05000302/LER-1977-158, Forwards LER 77-158/03L-0 | Forwards LER 77-158/03L-0 | | | 05000302/LER-1977-159-03, /03L-0:on 771228,reactor Bldg Purge Exhaust Valve AHV-1B Did Not Auto Close Upon Reactor Bldg Purge Initiation.Caused by Purge Exhaust Valve AHV-1B Not Being Open Enough to Activate Automatic Closure Matrix | /03L-0:on 771228,reactor Bldg Purge Exhaust Valve AHV-1B Did Not Auto Close Upon Reactor Bldg Purge Initiation.Caused by Purge Exhaust Valve AHV-1B Not Being Open Enough to Activate Automatic Closure Matrix | | | 05000302/LER-1977-159, Forwards LER 77-159/03L-0 | Forwards LER 77-159/03L-0 | | | 05000302/LER-1977-160, E/04X-0:on 771221-22,biomass of Fish & Shellfish Impinged on Intake Screens Exceeding 50 kg/24-h ETS Levels. Partially Caused by Oil Barge Entering Intake Canal During Sampling | E/04X-0:on 771221-22,biomass of Fish & Shellfish Impinged on Intake Screens Exceeding 50 kg/24-h ETS Levels. Partially Caused by Oil Barge Entering Intake Canal During Sampling | | | 05000302/LER-1977-161, E/04X-0:on 771229-30,biomass of Fish & Shellfish Impinged on Intake Screens,Exceeding ETS Limits.Partially Caused by Oil Barge Entering Intake Canal During Sampling. Entire Scaled Sardine School May Have Been Trapped | E/04X-0:on 771229-30,biomass of Fish & Shellfish Impinged on Intake Screens,Exceeding ETS Limits.Partially Caused by Oil Barge Entering Intake Canal During Sampling. Entire Scaled Sardine School May Have Been Trapped | | | 05000302/LER-1977-163, Forwards LER 77-163/03L-0 | Forwards LER 77-163/03L-0 | | | 05000302/LER-1977-164, E/04X-0:on 771231 (Discovered 780111),correct Procedure Not Used for Environ Sample Analysis.Seawater, Small Terrestrial Animals & Vegetables Had LLDs Greater than ETS Requirements.Caused by Inadequate Sample Size | E/04X-0:on 771231 (Discovered 780111),correct Procedure Not Used for Environ Sample Analysis.Seawater, Small Terrestrial Animals & Vegetables Had LLDs Greater than ETS Requirements.Caused by Inadequate Sample Size | |
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