MSA AirFrame 10046846 Setup guide

AirFrame™ Carrier
and Harness
TAL 805 (L) Rev. 0 © MSA 2008 Prnt. Spec. 10000005389 (I) Mat. 10095091
Doc. 10095091
MAINTENANCE AND REPAIR

2
TAL 805 (L) Rev. 0 10095091
AirFrame FireHawk
Carrier and Harness Assembly
Double Pull
Low Pressure (P/N 10046846) / High Pressure (P/N 10046847)
20
3
4
5
1
23
25 28
31
29
32
30
8
21
2
9
10
11
12
7
6
Item P/N Descriptio Item P/N Descriptio
110046842 Carrier Assembly*
2a 805430 Low Pressure Label
2b 805265 High Pressure Label
310048173 Left Shoulder Strap
410012167 Chest Strap Kit
5818381 Right Shoulder Strap
610058780 Rivet (2 Req’d)
710066867 Adjustment Bracket
8818378 Left Double Pull Strap
910025941 Left Double Pull Belt
10 10022245 Belt Clip
11 10025942 Left Single Pull Belt
12 10018222 O Ring (for P/N 812837 only)
20 818377 Right Pull Strap
21 818374 Right Pull Belt
23 10048012 Screw
25 66839 Bumper
26 10011767 Std. Lumbar Pad
(Optional Not Shown)
27 10055350 Swiveling Lumbar Pad
(Optional)
28 10047749 (Optional)
29 10026809 Support
30 10047748 Rubber Bearing
31 10047751 Nut
32 10048013 Screw
* Items included in kit: backplate, band, retaining ring, springs, spring bushing, and pin. The
cylinder band label is NOT included in this kit and must be purchased separately.

HARNESS REPAIR
CARRIER AND HARNESS REPAIR
(TRI-BAR AND SLOT DESIGN)
Removi g the Shoulder Straps from Carrier
1. Right shoulder strap
a. Using an open end wrench, disconnect the redun
dant alarm with harness gauge hose from the first
stage regulator.
b. Unthread and remove from shoulder strap.
c. Unthread the free end of the pull strap (waist) from
the shoulder strap friction buckle.
d. Remove the shoulder
strap from the carrier
by rotating the tri bar
until it slides through
the carrier slot.
2. Left shoulder strap
a. Disconnect the second stage regulator intermediate
pressure hose from first stage regulator using an
open end wrench.
b. Unthread the second stage intermediate pressure
hose from the shoulder strap.
c. Unthread the free end of the pull strap (waist) from
the friction buckle of the shoulder strap.
d. Remove the shoulder
strap from the carrier
by rotating the tri bar
until it slides through
the carrier slot.
INSTALLING THE CHEST STRAP
Removi g the Pull-Strap (Waist) Belt Assembly from
Carrier
1. Both left and right straps
a. Unthread the free end of the pull strap (waist) from
the shoulder strap friction buckle.
b. Remove the pull strap (waist) from the carrier by
rotating the tri bar until it slides through the carrier
slot.
Co ecti g the Shoulder Straps Together
1. Right shoulder strap
a. Attach the shoulder strap to the carrier by rotating
the tri bar until it is aligned with carrier slot.
b. Pull on shoulder strap to ensure tribar is secure.
c. Thread the free end of the pull strap (waist) through
the shoulder strap friction buckle.
d. Slide the harness gauge hose with redundant alarm
through the entire shoulder strap tunnel.
e. Remove the gauge hose o ring. See the Regulator
Repair section of this binder.
f. Install a new gauge hose o ring with a thin film of
Christo Lube lubricant. See the Regulator Repair
section of this binder.
g. Connect the gauge hose to the first stage regulator.
See the Regulator Repair section of this binder.
h. Leak test all connections. See the Leak Test section
of this binder.
2. Left shoulder strap
a. Attach the shoulder strap to the carrier by rotating
the tri bar until it is aligned with carrier slot.
b. Pull on the shoulder strap to ensure that the tri bar
is secure.
c. Thread the free end of the pull strap (waist) through
the shoulder strap friction buckle.
d. Slide the second stage pressure hose with redun
dant alarm through the entire shoulder strap tunnel.
e. Replace the second stage pressure hose o ring with
a new o ring with a thin film of Christo Lube lubri
cant. See the Regulator Repair section of this
binder.
f. Connect the second stage pressure hose to the first
stage regulator. See the Regulator Repair section of
this binder.
g. Leak test all connections. See the Leak Test section
of this binder.
Reassembli g the Pull-Strap (Waist)
1. Rotate the tri bar strap until it is aligned with the carri
er slot.
2. Slide the tri bar through the carrier slot.
3. Pull on the strap to ensure that the tri bar is secure.
4. Thread the pull strap free end through the back of the
friction buckle, over the top of the slide bar, and under
the front of the curved buckle.
Reassembli g Double Pull-Strap (Waist)
1. Thread the strap free end through the back of the fric
tion buckle, over the top of the slide bar, and under
the front of the curved buckle.
Reassembli g Si gle Pull-Strap (Waist)
1. Rotate the strap tri bar until it is aligned with carrier
slot.
2. Slide the tri bar through the carrier slot.
3TAL 805 (L) Rev. 0 10095091