ML19340E718
| ML19340E718 | |
| Person / Time | |
|---|---|
| Site: | Rancho Seco |
| Issue date: | 01/07/1981 |
| From: | Reinaldo Rodriguez SACRAMENTO MUNICIPAL UTILITY DISTRICT |
| To: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE) |
| Shared Package | |
| ML19340E719 | List: |
| References | |
| RJR-81-11, NUDOCS 8101150526 | |
| Download: ML19340E718 (3) | |
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SAOPAVENTC MUN!CIPAL t!TillTY DISTRICT C 6201 S Street. Box 15830. Sacramento. Cahtemia 95a13; Om 432-3211 PJR 81-11 January 7, 1981 Director Office of Inspection & Enforcement U.S. Nuclear Regulatory Comission k'ashington, D.C.
20555 Re: Operating Plant Status Report A r Sir:
Enclosed in the Deceraer Operating Plant Status Report for Rancho Seco Unit On..
Re t b y submitted,'
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Manager,.'uclea Operations RJR:RUI:rm es: Office of Inspection &
Enforcement (9)
Regien V Office of Management Information 0-Program Control (2)
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8101150ggg AN 'LECTRIC SYSTOt S E RVt N G MORf' THAN 600.000 IN THE HEART O F.-iC 4 t l F O R *; f A -
J Narrative Sur.: mar) of Plant Operation 12-1 to 12-22 Continuous operation at 100% power.
12-22 1750 Began asytectrical rod runback to '= 75%.
Runback terminated.
Began increasing power to 100%.
1916 Began 2-hour hold at = 90%.
2115 End 2-hour hold.
Increasing power to 100%.
12-23 to 12-31 Continuous operation at 100% power. Perforced routine surveillance and preventive maintenance.
Major Items of Safety-Related Maintenance 1.
Replaced defective relay tachometer on "B" diesel-generator.
Tested new tachometer and verified proper operation of govenor controls.
Personnel Changes Requiring Reporting Mr. John V. McColligan, Engineering Quality Control Supervisor, He will has transferred to another position at Rancho Seco.
continue his function of safety analysis of ECNs until a qualified replacement can be installed. His other supervisorial duties have been distributed amongst his staf f, each member of which '
assumes that portion unique to his area of speciaJ ty.
Summary of Changes Made in Accordance With 10 CFR 50.59(b)
No changes in accordance with 10 CFR 50.59(b) were made 'during December,.1980.
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CYCLE 4 POUER DISTRIBUTION COMPARISCN In the District's letter.to Mr. Robert W. deid, dated February 27, 1980, Rancho Seco committed to perform Power Distri-bution Comparisons through Cycle 4 as a result of this being the
'first reload core utilizing Lumped Burnable Poisons.
Results and analysis of the 200 EFFD data, which was collected in early January, 1981, will be reported in the next monthly report. To date, all RMS values have been well within the agreed acceptance criteria.
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