ML19207C142

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Forwards IE Circular 79-15, Bursting of High Pressure Hose & Malfunction of Relief Valve & O-Ring in Certain Self-Contained Breathing Apparatus. No Action Required
ML19207C142
Person / Time
Site: 05000538
Issue date: 08/22/1979
From: James O'Reilly
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
To: David Jones
MEMPHIS STATE UNIV., MEMPHIS, TN
References
NUDOCS 7909060485
Download: ML19207C142 (1)


Text

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'o, ATLANT A, G EORGI A 30303 AdC 2 21970 In Reply Refer To:

RII:JP0 50-538 Memphis State University Attn:

D. W. Jones Center for Nuclear Studies Memphis, Tennessee 38152 Gentlemen:

The enclosed Circular 79-15, is forwarded to you for information.

If there are any questions related to your understanding of the suggested actions, please notify NIOSH at the telephone number listed in the enclosure to this Circular.

Sincerely, I

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/In James P. O' Reil y Director

Enclosures:

1.

IE Circular No. 79-15 2.

Listing of IE Circulars Issued in the Last Six Months YJ.i.f.s0DO 7909 060WS '

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i UNITED STATES NUCLEAR REGULATORY COMMISSION OFFICE OF INSPECTION AhT EhTORCEMENT WASHINGTON, D.C.

20555 August 8, 1979 IE Circular No. 79-15 BURSTING OF HIGH PRESSURE HOSE AND MALFUNCTION OF RELIEF VALVE AhT "0"-RING IN CERTAIN SELF-CONTAINED BREATHING APPARATUS Description of Circumstances:

The Nuclear Regulatory Commission (NRC) has been informed by mailgram (copy enclosed) from the National Institute of Occupational Safety and Health (NIOSH) of occurrences of bursting of the high pressure hose assembly, and malfunction of the relief valve and of the "0"-Ring in the main line assembly of the SurvivAir Mark I self-contained breathing apparatus. Any one of these failures would result in immediate loss of air supply to a user.

Licensees who use the SurvivAir Mark I SCBA should:

1.

Discontinue use of the apparatus until the units have been inspected by the manufacturer and all necessary repairs or replacements have been made.

2.

Contact the manufacturer or supplier of the equipment for instructions on arranging for inspection and repair.

No written response to this circular is required.

If you require additional information regarding this subject, please contact the office specified in the enclosed mailgram.

Enclosure:

Mailgram

.a DUPLICATE DOCUMENT 318001.

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