ML19248C936
| ML19248C936 | |
| Person / Time | |
|---|---|
| Site: | Point Beach  |
| Issue date: | 06/22/1979 |
| From: | James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III) |
| To: | Burstein S WISCONSIN ELECTRIC POWER CO. |
| References | |
| NUDOCS 7907050455 | |
| Download: ML19248C936 (1) | |
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GLEN E LLYN, ILLINOls 60137 3 ' b2 JUN 2 21979 Docket No. 50-266 Docket No. 50-301 Wisconsin Electric Power Company ATTN:
Mr. Sol Burstein Executive Vice President Power Plants 231 West Michigan Milwaukee, VI 53201 Gentlemen:
The enclosed IE Circular No. 79-09, is forwardeu to you for informa-tion.
If there are any questions related to your understanding of the suggested actions, please notify the contact listed in the enclosure to the circular.
Since: ely,
Qb WsgAn
(/ James G. KeppIer Director
Enclosure:
IE Circular No. 79-09 cc w/ encl:
Mr. G. A. Eeed, Manager Central Files Director, NRR/DPM Director, NRR/ DOR C. M. Tremm21, ORB /NRR PDR Local PDR NSIC TIC Sandra A. Bast, Lakeshore Citizens for Safe Energy 3
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e U.S. NUCLEAR REGULATORY COMMISSION OFFICE OF INSPECTION AND ENFORCEMENT REGION III June 22, 1979 IE Circular No. 79-09 OCCURRENCES OF SPLIT OR PUNCTURED REGULATOR DIAPHRAGMS IN CERTAIN SELF-CONTAINED BREATHING APPARATUS Description of Circumstances:
The Nuclear Regulatory Com=ission (NRC) has been informed by mailgram (copy enclosed) from the National Institute of Occupational Safety and Health (NIOSH) of the high rate of regulator diaphragm failures in the Scott Air Pak II/ IIA and Presur-Pak II/ IIA self-contained breathing apparatus. The failures, ranging from pin holes in the diaphragm to complete diaphragm rupture, have been identified in about 10 percent of the units by the NIOSH field curvey.
Tests of the Scott apparatus by NIOSH showed reduced respiratory protection in the Demand-Mode end a loss of service time (but no loss of protection) in the Pressure Demand-Mode.
Notice to Licensees:
Many major licensees use the types of Scott apparatus described above. Users of the devices should take the following action:
1.
Establish a program for examination of the described respiratory devices in accordance with the enclosed NIOSH mailgrar; or 2.
Incorporate the provisions of the NIOSH mailgram into your current program for inspection of the described devices.
No written response to this Circular is required.
If you require addi:1onal information regarding this subject, please contact the individual specified in the enclosed mailgram.
Enclosure:
1.
Ma11 gram 2.
List of IE Circulars issued in last twelve months
- DUPLICATE DOCUMENT Entire document previously entered into system under:
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2fil 259 No. Of Pages: