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TM 5-4210-220-12
4-22. AIR SYSTEM
4-22.1 Air Tanks
This task covers
a.
Removal
b.
Inspection
c.
Installation
TOOLS
MATERIALS/PARTS
Tool Kit, General Mechanic, Automotive,
22, Appendix E Pipe Sealant
NSN 5180-00-177-7033
EQUIPMENT CONDITION
PERSONNEL REQUIRED - 2
Main Engine Shutdown (see para. 2-10)
APU Shutdown (see para. 2-12)
Batteries Disconnected (see para. 4-24)
Truck Wheels Blocked
All Air Tanks Drained
WARNING
Death or serious injury could occur if compressed air is directed against the skin. Always drain the air
tanks via the draincocks prior to removal.
NOTE
This is a generalized procedure for removal of any (of four) air tanks.
To access the PRIMARY tank remove left rear wheel (see para. 4-29.1) and pump access panel in
lower left hose body compartment.
To access the SECONDARY tank remove pump body and hose body heat shield (see para. 4-11.)
and right rear wheel (see para. 4-29.1).
To access the EMERGENCY or FAST air tank remove the small skid plate in front of the front axle.
REMOVAL
(1)
Tag and remove all hoses connected to the air
tank being removed. Do not remove any fittings
or valves while tank is installed on the truck.
(2)
Remove both capscrews (1), washers (5), and
nuts (6).
(3)
Where possible loosen capscrew (2) and nut (4)
on at least one of the support clamps (3) on each
end of the tank.
(4)
Slide the tank, if necessary bending the support
clamps, and remove from the truck.
4-340
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