Laserfiche WebLink
8.2 HALF-FACE RESPIRATOR <br /> ¢ 8.2. 1 Inspection Procedures <br /> e� <br /> 1. Look for breaks or tears in the headband material ; also <br /> stretch to check; the elasticity. <br /> 2. Make sure all headbands, fasteners and adjusters are in <br /> f� place and not bent. <br /> ' 3. Check the facepiece for dirt , cracks, tears or holes. <br /> The rubber should be flexible, not stiff . - <br /> i� <br /> 4. Look. at the shape of the facepiece for possible distor- <br /> tion that may occur if the respirator is not protected <br /> during storage. <br /> 5. Check the exhalation valve located near the chin between <br /> the cartridges. <br /> i <br /> a. Unsnap the cover. <br /> b. Lift the valve and inspect the seat and valve for <br /> cracks, tears, dirt or distortion. <br /> C. Replace the cover. It should spin freely. <br /> t <br /> b. Check both inhalation valves (inside the cartridge <br /> holders) . Loot: for same signs as above. <br /> 7. Check the yoke for cracks. <br /> B. Make sure the cartridge holders are clean. Make sure <br /> the gaskets are in place and the threads are not warn. <br /> Also look for cracks and other damage. <br /> 9. Check the cartridges for dents or other damage, <br /> especially in the threaded part. <br /> 8. 2. 2 Donning Procedures <br /> 1 . Screw the cartridge into the holder hand tight so <br /> that there is a good seal with gasket in the bottom <br /> } of the holder, but don 't force it. If the cartridge <br /> y won 't go in easily, back it out and try again. <br /> $ Always use cartridges made by the same manufacturer <br /> y who made the respirator. <br /> j.� 2. Place the facepiece over the bridge of your nose and <br /> swing the bottom in so that it rests against your chin. <br /> 3. Hold the respirator in place and fasten the top strap <br /> over the crown of your head. <br /> �� - 14 - <br />