Page 25 of 48 P/N 595279-01 Rev. B 5/14
USE OF RESPIRATOR
CONTINUED ON NEXT PAGE...
FIGURE 11-H
HEAD HARNESS MUST BE FLAT
8. Verify that the head harness is centered on the crown of the head and
lying flat against the back of the head. Verify the proper location of
the face in the facepiece and the chin in the chin cup and retighten
all straps as needed. See FIGURE 11-H.
NOTE
ENSURE THAT THE CHIN IS PROPERLY
LOCATED IN THE CHIN POCKET OF
THE FACEPIECE THROUGHOUT THE
DONNING PROCESS.
FIGURE 11-I
ADJUST HEAD HARNESS
9. Stroke the head harness down the back of the head and make sure
the net is centered on your head. If necessary, adjust the head har-
ness to the center of the crown of the head. See FIGURE 11-I.
10. Verify the proper location of the face in the facepiece and the chin
in the chin cup. Retighten the straps if required. All straps must be
snug and the facepiece should feel secure. See FIGURE 11-J.
FIGURE 11-J
RETIGHTEN IF REQUIRED
11. Refer to the DONNING PROBLEMS section of this instruction before
proceeding.
NOTE
VERIFY THAT THE TOP CENTER POR-
TION OF THE HEAD HARNESS IS
POSITIONED OVER THE CROWN OF
THE HEAD.
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