TM 9-2330-294-14
4-54. Air
Suspension Axle Lift Assembly
NOTE
Removal of both axle lift assemblies is
identical.
a. Removal.
(1) Cut off air to axle lift assemblies by assuring
that air control valve handle is in LIGHT, HALF, or
FULL LOAD position.
assembly.
4-53. Inspection of
Suspension System
(3) Remove four cap screws and lock washers
The suspension system should be checked for
(fig. 4-61 )
that secure bracket to
frame above axle lift
damage or worn parts. Inspect axle stop chains,
assembly. Remove bracket.
mounting brackets and other components. In-
(4) Remove two cotter pins and two remaining
spect axle stop chains, mounting brackets and other
components. Inspect lift rod connecting pins for
link.
excessive wear. Inspect for missing cotter pins and
(5) Remove four nuts, lockwashers and flat
loose nuts. Inspect shock absorbers for oil leakage.
washers that secure axle lift assembly to frame (fig.
Replace damaged or worn parts. With semitrailer
4-62). These nuts are secured to studs that are an
connected to the towing vehicle and air pressure
integral part of axle lift assembly.
applied. Check air springa for operation.
(6) Remove cotter pin and remove retaining pin
NOTE
(7) Remove axle lift assembly by raising
"tests and maintenance instructions on the
complete assembly through frame at top of vehicle.
suspension air system, valves, tubing and
To remove rod from axle lift assembly, remove yoke
fittings.
and jam nut, and slide rod through top of axle lift.
CAUTION
Prior to performing maintenance on any air
system components, system air pressure
may have to be released by opening drain
cocks on reservoir.