MSA G1 PremAire User manual

MSAsafety.com
Certified Air Mask Repair Education (C.A.R.E.) Manual
G1 PremAire® Cadet Escape
Carrier and Harness
Order No.: 10176643/00
Print spec.: 10000005389(A)

1000 Cranberry Woods Drive
Cranberry Township, PA 16066
USA
Phone 1-800-MSA-2222
Fax [phone]
For your local MSA contacts please go to our website www.MSAsafety.com
© MSA 2016. All rights reserved
WARNING!
Read this manual carefully before servicing the device. The device will perform as designed only if it is used
and maintained in accordance with the manufacturer's instructions. Otherwise, it could fail to perform as
designed and persons who rely on this device for their safety could sustain serious personal injury or death.
Please read and observe the WARNINGS and CAUTIONS inside. For any additional information relative to
use or repair, call 1-800-MSA-2222 during regular working hours.
For alternate languages, please refer to part number 10176644.

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G1 PremAire® Cadet Escape
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Contents
1 G1 PremAire Cadet Escape Carrier and Harness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.1 Required Tools and Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.2 Parts List and Replacement Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2 Maintenance and Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.1 Removing the Supply Hose . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.2 Installing the Supply Hose . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.3 Removing the Regulator Hose. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.4 Installing the Regulator Hose. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2.5 Removing the Strap/Bag Carrier Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.6 Installing the Strap/Bag Carrier Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
2.7 Removing the Cylinder and Valve Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
2.8 Installing the Cylinder and Valve Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
2.9 Removing the Waist Strap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
2.10 Installing the Waist Strap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
2.11 Removing the Regulator Keeper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
2.12 Installing the Regulator Keeper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
2.13 Removing the Pull Strap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
2.14 Installing the Pull Strap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
2.15 Removing the Shoulder Strap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
2.16 Installing the Shoulder Strap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

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G1 PremAire Cadet Escape Carrier and Harness
G1 PremAire® Cadet Escape
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1 G1 PremAire Cadet Escape Carrier and Harness
1.1 Required Tools and Equipment
Custom Parts
Standard Parts
DESCRIPTION PART NUMBER
O-Ring Removal Tool 636060
DESCRIPTION
Torque Wrench, 0-150 in-lbs
Open End Wrench, 11/16”
Crowfoot, 11/16”
Deep Well Hex Socket, 9/32”
Flat Blade Screwdriver

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G1 PremAire Cadet Escape Carrier and Harness
G1 PremAire® Cadet Escape
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1.2 Parts List and Replacement Parts

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G1 PremAire Cadet Escape Carrier and Harness
G1 PremAire® Cadet Escape
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ITEM QUANTITY DESCRIPTION Part Number
1A 1 STRAP, WAIST, NYLON, STANDARD 10165400-SP
1B 1 STRAP, WAIST, KEVLAR, STANDARD 10165412-SP
1C 1 STRAP, WAIST, NYLON, LARGE 10165411-SP
1D 1 STRAP, WAIST, KEVLAR, LARGE 10165413-SP
2A 1 STRAP, SHOULDER, NYLON 10163081-SP
2B 1 STRAP, SHOULDER, KEVLAR 10163082-SP
3A 1 STRAP, PULL, NYLON 10071049
3B 1 STRAP, PULL, KEVLAR 10071050
4A 1 STRAP, HOSE, NYLON 10073512
4B 1 STRAP, HOSE, KEVLAR 10073513
5 1 KEEPER, REGULATOR 10146925-SP
6 1 SHOULDER PAD, KEVLAR 10037253
7A 1 NYLON STRAP CARRIER ASSY 10073516
CONTAINS CLAMP 10062798
STRAP, NYLON 10071095
7B 1 KEVLAR STRAP CARRIER ASSY 10073517
CONTAINS CLAMP 10062798
STRAP, KEVLAR 10071096
8 2 CLAMP 10062798
9A 2 STRAP, NYLON 10071095
9B 2 STRAP, KEVLAR 10071096
10A 1 BAG CARRIER, KEVLAR, 5 MIN. CARBON CYL. 10061353
10B 1 BAG CARRIER, NYLON, 10 MIN. CARBON CYL. 10061350
10C 1 BAG CARRIER, KEVLAR, 10 MIN. CARBON CYL. 10061354
10D 1 BAG CARRIER, NYLON, 15 MIN. CARBON CYL. 10078802
10E 1 BAG CARRIER, KEVLAR, 15 MIN. CARBON CYL. 10078803

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Maintenance and Care
G1 PremAire® Cadet Escape
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2 Maintenance and Care
2.1 Removing the Supply Hose
(1) Use an 11/16” wrench to disconnect the supply hose.
(2) Use the O-ring removal tool to remove the O-ring. Discard
the O-ring after removal.
NOTE: BE careful not to scratch the O-ring groove.
(3) Remove the hose ring from the hose strap split ring.

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Maintenance and Care
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2.2 Installing the Supply Hose
(1) Replace the O-ring.
a) Apply a small amount of Christo-Lube to a new O-ring.
b) Carefully stretch the new O-ring onto the hose.
c) Use the O-ring removal tool to slide the O-ring into the
groove.
NOTE: BE careful not to scratch the O-ring groove.
(2) Use an 11/16” crowfoot and inch-pound torque wrench to
connect the supply hose and tighten to 125 +/- 25 in-lbs.
(3) Attach the hose ring to the hose strap split ring.
NOTE: The crowfoot and torque wrench must be at a right angle
to produce an accurate torque.

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Maintenance and Care
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2.3 Removing the Regulator Hose
(1) Use an 11/16” wrench to disconnect the regulator hose.
(2) Use the O-ring removal tool to remove the O-ring. Discard
the O-ring after removal.
NOTE: BE careful not to scratch the O-ring groove.
(3) Remove the regulator hose by sliding it through the shoulder
strap and shoulder pad, if present.

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Maintenance and Care
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2.4 Installing the Regulator Hose
(1) Slide the regulator hose through the shoulder strap and
shoulder pad, if present.
(2) Replace the O-ring.
a) Apply a small amount of Christo-Lube to a new O-ring.
b) Carefully stretch the new O-ring onto the hose.
c) Use the O-ring removal tool to slide the O-ring into the
groove.
NOTE: BE careful not to scratch the O-ring groove.
(3) Use an 11/16” crowfoot and inch-pound torque wrench to
connect the regulator hose and tighten to 125 +/- 25 in-lbs.
NOTE: The crowfoot and torque wrench must be at a right angle
to produce an accurate torque.

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Maintenance and Care
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2.5 Removing the Strap/Bag Carrier Assembly
(1) Remove the supply hose (See Removing the Supply Hose for instructions).
(2) Use an 11/16” wrench to disconnect the regulator hose.
(3) Use the O-ring removal tool to remove the regulator hose O-
ring. Discard the O-ring after removal.
NOTE: BE careful not to scratch the O-ring groove.
(4) Disconnect the cylinder strap carrier from the shoulder strap
hook and pull strap hook.

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Maintenance and Care
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2.6 Installing the Strap/Bag Carrier Assembly
(1) Connect the strap/bag carrier to the shoulder strap and pull
strap hooks.
(2) Replace the regulator hose O-ring.
a) Apply a small amount of Christo-Lube to a new O-ring.
b) Carefully stretch the new O-ring onto the hose.
c) Use the O-ring removal tool to slide the O-ring into the
groove.
NOTE: BE careful not to scratch the O-ring groove.
(3) Use an 11/16” crowfoot and inch-pound torque wrench to
connect the regulator hose and tighten to 125 +/- 25 in-lbs.
(4) Install the supply hose (See Installing the Supply Hose for
instructions).
NOTE: The crowfoot and torque wrench must be at a right angle
to produce an accurate torque.

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Maintenance and Care
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2.7 Removing the Cylinder and Valve Assembly
(1) Remove the strap/bag carrier assembly (See Removing the Strap/Bag Carrier Assembly for
instructions).
(2) If using a bag carrier, remove the cylinder and valve from the bag carrier to complete. Other-
wise, skip to step 3.
(3) Use a slot head screwdriver or 9/32” socket to unscrew the
clamps.
(4) Slide the clamps through the carrier straps and remove.

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Maintenance and Care
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2.8 Installing the Cylinder and Valve Assembly
(1) If using a bag carrier, slide the cylinder and valve assembly into the bag carrier and secure it
using the cord and lock. Skip to step 6. If using a strap carrier, skip to step 2.
(2) Slide the clamps through the carrier straps and slide the
carrier strap assembly over the cylinder.
(3) Position the straps equal distances from the left and right of
the centerline and ensure that the D-rings on the straps are
on the same side as the cylinder valve assembly.
(4) Position the clamps at the edges of the label.
(5) Use a slot head screwdriver or 9/32” socket and inch-pound
torque wrench to tighten to 35 +/- 10 in-lbs.
(6) Install the strap/bag carrier assembly (See Installing the
Strap/Bag Carrier Assembly for instructions).

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Maintenance and Care
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2.9 Removing the Waist Strap
(1) Unweave the waist strap from the male buckle.
(2) Pass the waist strap through the shoulder strap and pull
strap to remove.

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Maintenance and Care
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2.10 Installing the Waist Strap
(1) Pass the waist strap through the shoulder strap and pull
strap.
NOTE: Make sure the model number is upright and on the inner
side of the waist strap to ensure proper orientation.
(2) Weave the waist strap through the male buckle.
NOTE: Make sure the stiffener is properly oriented.

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Maintenance and Care
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2.11 Removing the Regulator Keeper
2.12 Installing the Regulator Keeper
(1) Push the edges of the pull strap through the opening in the
keeper one side at a time.
NOTE: It is not necessary to remove the pull strap to remove the
regulator keeper.
(1) Guide the pull strap through the opening on each side of the
keeper until it is securely attached.
NOTE: It is not necessary to remove the pull strap to install the
regulator keeper.

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Maintenance and Care
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2.13 Removing the Pull Strap
(1) Remove the regulator keeper (See Removing the Regulator Keeper for instructions).
(2) Remove the waist strap (See Removing the Waist Strap for instructions).
(3) Unweave the pull strap from the friction buckle.
(4) Disconnect the pull strap hook from the carrier assembly.

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Maintenance and Care
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2.14 Installing the Pull Strap
(1) Weave the pull strap though the friction buckle.
a) Pass the pull strap from back to front through the buckle.
b) Pass the strap over the bar and from front to back through
the buckle.
NOTE: Make sure the stiffener is properly oriented.
(2) Install the waist strap (See Installing the Waist Strap for instructions).
(3) Install the regulator keeper (See Installing the Regulator Keeper for instructions).

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Maintenance and Care
G1 PremAire® Cadet Escape
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2.15 Removing the Shoulder Strap
(1) Remove the waist strap (See Removing the Waist Strap for instructions).
(2) Unweave the pull strap from the friction buckle.
(3) Remove the regulator hose (See Removing the Regulator
Hose for instructions).
(4) Disconnect the shoulder strap hook from the carrier
assembly.
(5) If present, remove the shoulder pad from the shoulder strap.