ML17305B737
| ML17305B737 | |
| Person / Time | |
|---|---|
| Site: | Palo Verde  |
| Issue date: | 06/30/1991 |
| From: | Chavet K ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR |
| To: | |
| Shared Package | |
| ML17305B735 | List: |
| References | |
| NUDOCS 9109170278 | |
| Download: ML17305B737 (2) | |
Text
SHUTDOWNS AND POWER REDUCTIONS June 1991 DOCKET NO 50-530 UNIT NAME PVNGS-3 DATE COMPLETED BY K.A. Chavet No.
Outage Method of Duration Shutting System Date Type Hours Reason Down Reactor LER No.
Code Cause and Corrective Component Action to Code~
Prevent Recurrence 91/03 03/16/91 F
59.5 N/A N/A N/A Continuation of 2n refueling outage.
Outage lasted 1906.6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />.
91/04 06/03/91 S
2.3 N/A N/A N/A Planned turbine overspeed testing.
The reactor remained in Mode 1.
91/05 06/19/91 F
87.4 N/A N/A N/A Faulty switch caused inadvertent Containment Spray Actuation Signal during surveillance testing.
Manually tripped reactor per procedure after verifying containm spray.
XI 0%,~
a~'~F-Forced
~, S-Scheduled DM BIO
. ON nw KGD OC (flMi OQ 0%
- QOw,
~ UVIOL,
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~Reason:
A-Equipment Failure(Explain)
B-Maintenance or Test C-Refueling D-Regulatory Restriction E-Operator Training & License Examination F-Administrative G-Operational Error H-Other (Explain)
~Method:
1-Manual 2-Manual Scram 3-Automatic Scram 4-Continuation from Previous Month 5-Reduction of 20% or Greater in the Past 24 Hours 9-Other-(Explain) 15 4Exhibit F-Instructions for Preparation of the Data Entry Sheets for Licensee Event Report (LER) File (NUREG 0161) sExhibit H-Same Source
I t
T C
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