ML20209C876

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Advises of Results of Review of Limited Hot Operating Experience of Util Licensed Operators Acquired During Initial Test Program.Loss of Offsite Power W/Simultaneous Loss of Turbine Generator Test Should Be Conducted
ML20209C876
Person / Time
Site: 05000000, Diablo Canyon
Issue date: 03/23/1984
From: Ziemann D
Office of Nuclear Reactor Regulation
To: Knighton G
Office of Nuclear Reactor Regulation
Shared Package
ML082410749 List: ... further results
References
FOIA-86-197 NUDOCS 8404200332
Download: ML20209C876 (1)


Text

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UNITED STATES

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NUCLEAR REGULATORY COMMISSION

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WASHINGTON. D. C. 20555

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y March 23,1984 fief 10RANDUM FOR: George W. Knighton, Chief Licensing Branch No. 3 Division of Licensing FROM:

Dennis L. Ziemann, Chief Procedures and Systems Review Branch Division of Human Factors Safety

SUBJECT:

DIABLO CANYON STARTUP TEST PROGRAM

Reference:

(a) Regulatory Guide 1.68, " Initial Test Program for Water-Cooled Nuclear Power Plants," Appendix A.S.jj In response to concerns by the Commissioners about the limited hot operating experience of Diablo Canyon's licensed operators, we reviewed the experience acquired during the initial test program. During this review of Chapter 14 of the FSAR we noticed that the Diablo Canyon startup program does not include a loss of offsite power with simultaneous loss of turbine-generator test. Such a test is prescribed by reference (a) and is normally a part of all initial test programs. The test is valuable for confirmation of equipment operability, procedures verification, and operator training.

The Diablo Canyon FSAR Chapter 14 review was initiated by the Quality Assurance Branch and completed by the Procedures and Test Review Branch.

6ecause of changing of reviewers, it is difficult to reconstruct the details of the review and why FSAR-14 was accepted without this test. However, the test should be performed or appropriate justification for not conducting the test should be provided. Please co.unicate this position to the applicant.

,Cwwt 4v< w Dennis L. Ziemann. Chief Procedures and tems Review Branch Division of Human Factors Safety ec:

H. Schierling M. Mendonca sx

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