ML20203G169

Annual Operating Rept 1985

ML20203G169
Person / Time
Site:	05000072
Issue date:	12/31/1985
From:	Crawford K, Turley R UTAH, UNIV. OF, SALT LAKE CITY, UT
To:	Seidle W NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
References
NUDOCS 8604280354
Download: ML20203G169 (2)

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.. D Annual Operating Report 1985 AGN 201 M reactor No.107 University of Utah License R-25 Docket #50-72 A. Facility Modifications: None B. Results of Tests and Inspections:

On February 18,1985, the AGN was operated for the purpose of performing the rod drop portion of the annual checks. Ilowever, during operation, channel #3 showed indications of malfunctioning. The run was terminated after the problem was identified. When the repairs to channel #3 are completed, the annual checks will be continued. Tests concerning the reactor structure (Section 4.4) were continued.

These inspections included periodic checks of water level, extraordinary tank corrosion, area radiation surveys, control rod cladding checks, rod drive times, start-up channel calibration, and allinterlock alarms. All checks were found to be normal.

C. Corrective Maintenance:

1. Calibration problems were encountered with channel #2. The solution to the problem was replacement of the calibration cell.

2. Calibration and/or operational problems were encountered with channel

1. 3. The channel is currently being repaired.

D. Energy Produced: None E. Unsheduled Shutdowns: None F. Reactor Safety Committee Action:

1. Personnel radiation exposures and radiation surveys were reviewed and approved.

. Maintenance and Operations logs approved.

2. Reactor Safety Committee membersassigned as follows:

Richard E. Turley-Reactor Administrator Gary M. Sandqvist-Reactor Supervisor Keith Schiager-Radiation Safety Officer Kevan C. Crawford-Reactor Engineer William Ohlsen-Member Ray D. Lloyd-Member James M. Byme-Member G. Summary of Changes (10 CFR 50.59): None H. Reportable Occurrences: None Report submitted by:

Kevan C. Crawfor Reactor Engineer 4

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U WAH tut:5cm.. mo W. C. Seidle April 11,1986 Chief, Reactor Operations and Nuclear Suppon Branch USNRC Region IV 611 Ryan Plaza Drive Suite 1000 Arlington, Texas 76011

Dear Mr. Seidle:

Enclosed you will find a copy of the Annual Operating Report for the University of Utah AGN 201 M reactor covering the period from January 1,1985 to December 31, 1985.

If you have any questions concerning the report please contact me or the reactor staff at (801) 581-6441.

Sincerely, Richani E. Turle Reactor Administrator f

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