ML18025A844
| ML18025A844 | |
| Person / Time | |
|---|---|
| Site: | Browns Ferry  |
| Issue date: | 12/19/1979 |
| From: | Mills L TENNESSEE VALLEY AUTHORITY |
| To: | James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| Shared Package | |
| ML18025A841 | List: |
| References | |
| 790506, NUDOCS 8005080119 | |
| Download: ML18025A844 (4) | |
Text
~I TENNESSEE VALLEYAUTHORITY CHATTANOOGA. TENNESSEE 87401 400 Chestnut Street Tower II soiso8o[i(
December 19, 1979
-Mr. James P. O'Reilly, Director Office of Inspection and Enforcement U.S. Nuclear Regulatory Commission Region II Suite 3100 101 Marietta Street Atlanta, Georgia 30303
Dear Mr. O'Reilly:
Enclosed is our response to R.
C. Lewis'ovember 27, 1979, letter, RII:CJ 50-259/79-36, 50-260/79-36, and 50-296/79-36, concerning activities at Browns Ferry Nuclear Plant which appeared to be in noncompliance with NRC requirements.
We have reviewed the above inspection report and find no proprietary information in it. If you have any questions, please call Jim Domer at FTS 854-2014.
Very truly yours, TENNESSEE VALLEY AUTHORITY
. M. Mills, Ma ager Nuclear Regulation and Safety Enclosure An Equal Opportunity Employer 7togoS
~>>I Q, Qgpp'>
ENCLOSURE
RESPONSE
TO R.
C. LEWIS'OVEMBER 27, 1979, LETTER TO H. G.
PARRIS BROWNS FERRY NUCLEAR PLANT
REFERENCE:
RII:CJ 50-259/79-36,
-260/79-369
-296/79-36 INFRACTION
'I As required by Technical Specification 3.10.A.1, the reactor mode switch shall be locked in the "Refuel" position during core alterations.
Contrary to the above, during core alterations on November 9, 1979, the reactor mode switch was observed to be in the "refuel" position but the key was left inserted in the lock, thus allowing the capability of manipulating the switch without authorization.
This is an infraction.
RESPONSE
Corrective Ste s Taken and Results Achieved The key was removed from the reactor mode switch and the operators informed that the switch was not considered to be locked with the key inserted.
Corrective Ste s Taken To Avoid Further Noncom liance Operating instructions have been revised to require the reactor mode switch be locked in "Refuel" position with the key removed before core alterations.
Information labels are being placed on the control board beside the mode switch to remind the operator to remove the key when in "Refuel" position.
The item of noncompliance will be emphasized in group supplementary. training
'or all operating groups.
IK Date Full Com liance Will Be Achieved The'ey was removed from unit 3 reactor mode switch on November 9, 1979.
, The o'perating instruction, GOI 100-3 was revised to include removing the key on November 27, 1979.
The subject will be covered in group supplemental training by March 3, 1980.
Full compliance will be achieved by March 4, 1980.
~r.~'
lw