5.
Remove and discard the protective cap from the end of the hose.
NOTE:
The blue o-ring on the ExtendAire II emergency breathing
hose comes from the factory with lubricant applied. Use care to keep
the o-ring free from dirt and debris once the protective cap is
removed.
6.
Feed the hose through the loop in the hose restraint strap.
For air masks with a swiveling
lumbar pad or FireHawk Rescue Belt
II:
The orientation of the hose
restraint strap must match the
example in the picture. Notice that
the folds are facing down.
NOTE:
Use this orientation for all lumbar pad and waist belt styles
(including rescue belt) for AirHawk II Air Masks or NFPA 1981, 2002
Edition compliant air masks.
For air masks with a standard waist
belt or with a Rescue Belt I:
The
orientation of the hose restraint
strap must match the example in the
picture. Notice that the folds are
facing up.
NOTE:
Do not use this orientation for AirHawk II Air Masks or NFPA
1981, 2002 Edition compliant air masks.
7.
Feed the hose restraint strap under the high pressure hose and
power cable, then attach the hose restraint to the backplate as
described below.
For air masks with swiveling lumbar
pad or FireHawk Rescue Belt II:
Insert the right fold-over side of the
hose restraint strap into the right
center slot in the backplate.
For air masks with a standard waist
belt or with a Rescue Belt I:
Insert
the right fold-over the side of the
hose restraint strap into the left
center tri-bar slot in the backplate
and then back up through the right
center tri-bar slot.
For AirHawk II Air Masks or NFPA
1981, 2002 Edition compliant air
masks:
Insert right fold-over side of
the hose restraint strap into
the single right center slot
in the backplate.
For air masks with a swiveling
lumbar pads or Rescue Belt II:
Install
the center lumbar pad tri-bars by
angling them into the center slots in
the backplate.
DO NOT use a screwdriver or pliers to install the lumbar pad tri-bars
into the backplate.
Hose restraint installed with a
swiveling lumbar pad.
"
CAUTION
MSA 419 (L) Rev. 5 - 10110648
ExtendAire II Installation
5
