FITTING INSTRUCTIONS
Must be followed each time respirator is worn.
Donning and User Seal Check
1.Fully loosen all four head straps, place facepiece on face and pull head harness to back of head (Fig. 7).
2.Pull the ends of the four straps to adjust tightness, starting with the neck straps first, then the forehead straps. Do not overtighten the straps (Fig. 8).
3.Perform a positive and/or negative pressure user seal check each time the respirator is donned.
Fig. 7Fig. 8Fig. 9
Negative Pressure Seal Check
3M™ Powerflow™ PAPR and Responder Canister/Cartridg e
1.Place palms of hands over the air inlet of the cartridge/canister.
2.Inhale gently. If you feel the facepiece collapse slightly and pull closer to your face with no leaks between the face and facepiece, a proper seal has been obtained.
3.If faceseal air leakage is detected, reposition respirator on face and/or readjust tension of straps to eliminate air leakage If you cannot achieve a proper seal, DO NOT enter the contaminated area. See your supervisor.
3M™ GVP and Breathe Easy™ PAPRs
1.Place the palm of the hand over the breathing tube opening (Fig. 9).
2.Inhale gently. If you feel the facepiece collapse slightly and pull closer to your face with no leaks between the face and facepiece, a proper seal has been obtained.
3.If faceseal air leakage is detected, reposition respirator on face and/or readjust tension of straps to eliminate air leakage. If you cannot achieve a proper seal, DO NOT enter the contaminated area. See your supervisor.
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