Pages that link to "PNO-III-85-092, on 851023,reactor Failed to Trip Automatically Following High Flux Alarm.Cause Undetermined. Reactor Shut Down Pending Results of Investigation"
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The following pages link to PNO-III-85-092, on 851023,reactor Failed to Trip Automatically Following High Flux Alarm.Cause Undetermined. Reactor Shut Down Pending Results of Investigation:
Displayed 14 items.
- PNO-III-86-018, on 860307,reactor Automatically Tripped While in Process of Shutting Down for Scheduled 5-wk Maint & Refueling Outage.Caused When One Rod Failed to Fully Insert. Rod Manually Inserted.Breaker B Replaced (← links)
- PNO-III-85-092 (redirect page) (← links)
- PNO-III-85-092, A:on 851023,unit Shut Down Due to High Neutron Flux During Startup.Insp Team Concluded That Reactor Sys Equipment Functioned Acceptably.Electronic Circuit Cards Replaced (redirect page) (← links)
- PNO-III-85-091, on 851022,loss of Offsite Power Occurred Due to Inadvertent Opening of Circuit Breaker in Switchyard. Caused by Personnel Winterizing Equipment.Accumulator Repressurized & Circuit Breaker Closed (← links)
- ML20151U636 (← links)
- PNO-III-86-007, on 860125,unit Manually Shut Down.Caused by Excessive Seal Leakage on CRD 13.Unit Taken to Cold Shutdown to Permit Removal & Replacement of CRD Mechanism.Restart of Unit Expected by 860131 (← links)
- PNO-III-86-043, on 860510,containment Smoke Alarm Received in Control Room Re Smoke in Forced Circulating Pump Room 1B. Caused by Oil Used on Bypass Valve Dripping on Heated Pipe Insulation.Insulation Replaced (← links)
- PNO-III-86-070, on 860716,small Drip Wise Leak Observed on 8- Inch Suction Line to DHR Pump,Following Reactor Trip. Insulation Removed.Leak Due to Two Cracks Immediately Adjacent to Test Plug Weld (← links)
- PNO-III-86-061, on 860622,reactor Tripped as Result of Signal Showing MSIV Not Fully Open.Caused by Failed Relay in MSIV Circuitry Giving Incorrect Indication.Relay Replaced & Tested (← links)
- PNO-III-86-071, on 860719,lightning Struck Main Transmission Line Immediately Adjacent to Plant,Resulting in Loss of All Offsite Power.Both Diesel Generators Automatically Started, Picking Up All Vital Loads as Designed.Power Restored (← links)
- PNO-III-87-060A, on 870427,reactor Entered 72 H Tech Spec Action Statement.Caused by Inoperable Shutdown Condenser Inlet Valve 1B.Licensee Plans to Reduce Power from 98% on 870429 & Complete Permanent Shutdown on 870430 (← links)
- PNO-III-87-060, on 870424,util Authorized Permanent Shutdown of Plant Due to Economic Reasons.Plant Will Be Put in Cold Shutdown Mode within Next 2 Wks.No Organizational Changes Will Be Made But Plant Staff Will Be Reduced (← links)
- PNO-III-85-092A, on 851023,unit Shut Down Due to High Neutron Flux During Startup.Insp Team Concluded That Reactor Sys Equipment Functioned Acceptably.Electronic Circuit Cards Replaced (← links)
- ML20133N170 (redirect page) (← links)