ML19207C082

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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
ML19207C082
Person / Time
Site: 07000152
Issue date: 08/08/1979
From: James Keppler
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
To: Ziemer P
PURDUE UNIV., WEST LAFAYETTE, IN
References
NUDOCS 7909060419
Download: ML19207C082 (1)


Text

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NUCLEAR REGULATORY COMMISSION

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AUG 8 1979 Docket No.70-152 Purdue University ATTN:

Dr. Paul L. Ziemer Radiological Control Officer Bionucleonics Department West Lafayette, IN 47907 Gentlemen:

The enclosed IE 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 No. listed in the enclosure to the Circular.

Sincerely, M.

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/ 3 o x >>1 Director

Enclosures:

1.

IE Circular No. 79-15 2.

Listing of IE Circulars Issued in the Last Six Months cc w/encls:

Central Files PDR NSIC o s. ne ;

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UNITED STATES NUCLEAR REGULATORY C01stISSION OFFICE OF INSPECTION AND ENFORCEMENT WASHINGTON, D.C.

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

The Nuclear Regulatory Commdssion (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. Anyone 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 r, rding this subject, please contact the office specified in the enclosed ma11 gram.

Enclosure:

Mailgram

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DUPLICATE DOCUMENT ~

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ANO_ 79 0 8/b O l/c10 No. of pages:

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