ML20196L253
| ML20196L253 | |
| Person / Time | |
|---|---|
| Site: | Palo Verde  |
| Issue date: | 06/28/1988 |
| From: | Marlone Davis Office of Nuclear Reactor Regulation |
| To: | Lanning W Office of Nuclear Reactor Regulation |
| References | |
| TAC-68248, NUDOCS 8807070322 | |
| Download: ML20196L253 (2) | |
Text
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.t June 28, 1988
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' MEMORANDUM FOR:
. Wayne Lanning, OEAB FROM:
Mi nael J. Davis, Project Manager r.oject Directorate V Division of Reactor Projects - III, IV, Y and Special Projects Office of. Nuclear Reactor Regulation
SUBJECT:
CLOSE0VT OF LONG-TERM FOLLOWUP ITEM 87-157 As per our discussion with George Knighton on June 23, 1988, I recommend closecut of EAB Long-Term Followup. Item 87-157 on Reactor Coolant Pumi Shaft Cracking at Palo Verde.
-Modified shafts have been installed in the. Unit I and Unit 2 RCPs during their respective first refueling outages. Modified shafts will be installed in Unit 3 RCPs during-the Spring 1989 first refueling outage.
Vibration monitoring programs are in place on all 3 units.
A report submitted iy the licensee on May 20, 1988, sumnarizes the results of the RCP Shaft Inspections on Units 1 and 2.
TAC Number 68248 covers review of this report.
original signed by Michael J. Davis, Project Manager Project Directorate V Division of Reactor Projects - III, IV, V and Special Projects Office of Nuclear Reactor Regulation CONTACT: Michael J. Davis, NRR, X21368
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Jura 28, 1988 MEMORANDUM FOR:
Wayne Lanning, OEAB FR0h:
Michael J. Davis, Project Manager Project Directorate V Division of keactor Projects - III, IV, V and Special Projects Office of Nuclear Reactor Regulation
SUBJECT:
CLOSE0VT OF LONG-TERM FOLLOWUP ITEM 87-157 As per cur discussion with George Knighton on June 23, 1988, I recommend closecut of EAB Long-Term Followup Item 87-157 on Reactor Coolant Pump Shaft Cracking at Palo Verde.
Modified shafts have been installed in the Unit I and Unit 2 RCPs during their respective first refueling outages. Modified shafts will be installed in Unit 3 RCPs during the Spring 1989 first refueling outage. Vibration monitoring programs are in place on all 3 units.
A report submitted by the licensee on May 20, 1988, summarizes the results of the RCP Shaft Inspections on Units 1 and 2.
TAC Number 68248 covers review of this report.
ff'g U-,
w Michael J. Davit. Project.ianager Project Director 0te V Division of Reactor Projects - III, IV, Y and Special Projects Office of Nuclear Reactor Regulation 1