ML19305B094
| ML19305B094 | |
| Person / Time | |
|---|---|
| Site: | La Crosse File:Dairyland Power Cooperative icon.png |
| Issue date: | 12/17/1979 |
| From: | Linder F DAIRYLAND POWER COOPERATIVE |
| To: | Keepler J NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| References | |
| IEB-79-28, NUDOCS 8003190141 | |
| Download: ML19305B094 (1) | |
Text
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DAIRYLAND POWER COOPERATIVE Sa Gro w, O L oaan
$4601 December 17, 1979 In reply, please refer to LAC-6690 DOCKET NO. 50-409 Mr. James G. Keppler Regional Director U. S. Nuclear Regulatory Co:mnission 1
Directorate of Regulatory Operations Region III 799 Roosevelt Road Glen Ellyn, Illinois 60137
SUBJECT:
DAIhYLAND POWER COOPERATIVE LA CROSSE BOILING WATER REACTOR (LACBWR)
PROVISIONAL OPERATING LICENSE NO. DPR-45 IE BULLETIN NO. 79 POSSIBLE MALFUNCTION OF NAMCO MODEL EA180 LIMIT SWITCHES AT ELEVATED TEMPERATURES i
Reference:
(1) NRC Letter, Keppler to Linder, dated December 10, 1979.
1
~
Dear Mr. Keppler:
In response to your letter (Reference 1) containing IE Bulletin No. 79-28, we have determined the following:
1)
NAMCO EA180 switches, i.e.,
dated code, February 2, 1979 through August 24, 1979, are not used or planned to be used in safety or non-safety related circuits at the LACBWR facility, including circuitry related to containment isolation valves.
l If there are any questions concerning this response, please contact j
us.
l very truly yours, DAIRYLAND POWER COOPERATIVE
.l i
ts.-.
Frank Linder, General Manager
~
FL:WRN:af j
cc:
U. S. Nuclear Regulatory Commission Office of Inspection and Enforcement Division of Reactor Operation Inspection Washington, D.
C.
20555 JA N 2 31980 P
Toof/90/W
.