4.To install a new quick disconnect coupling lay the mask assembly face up.
5.Insert the quick disconnect coupling into the external drink tube and with a twisting motion, pressing the drink tube in place. The tube should extend over the nipple end of the quick disconnect coupling approximately 3/4 inch (19 mm).
Note: The quick disconnect coupling tube connection may be moistened with water to aid in inserting it in the rubber tubing.
6.
FOR MORE INFORMATION and assistance on 3M occupational health and environmental safety products, contact your local 3M representative
3M Occupational Health and
Environmental Safety Division
Made in U.S.A.
©3M 2000
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