TM 9-2330-294-14
assembly and axle lift assembly do not touch brake
at top of axle lift assembly and axle lift assembly do
not touch brake at top of axle lift assembly. If either
does touch bracket, re-inflate air suspension bag by
moving control valve lever to FULL LOAD position
and recheck free axial play in rod and readjust if
necessary. After axle lift assembly has been ad-
justed, tighten rod jam nut to 250 to 275 lb ft torque.
a. Test.
(1) Ensure air system is fully pressurized and air
shutoff valves are open (para 2-7c).
(2) Set suspension air control valve to "FULL
LOAD" position (para 2-7). Observe that the two
front axles are raised until tires are approximately
three inches off ground. If axles fail to raise,
troubleshoot suspension air system in accordance
with table 4-4. If axles raise properly proceed to (3).
(3) Set suspension air control valve to "NO
LOAD" position (para 2-7). Observe that the two
rear axles are raised until tires are approximately
three inches off ground. If either axle fails to raise,
troubleshoot suspension air system in accordance
with table 4-4.
(1) Depressurize air system (para 4-38).
(2) If axle 8 air springs are to be removed,
remove air spring protection plate (para 4-61).
(3) Remove two cap screws and lockwashers
(Semitrailer 1 through 200)
securing bottom of air spring to equalizer beam.
(4) Disconnect air line from top of air spring.
(5) Remove two nuts, lockwashers, and washers
a. Removal.
securing top of air spring to frame.
(1) Detach spring from eye bolt on frame.
(6) Remove air spring and plate by compressing
Remove cap screw, lock washer, nut, spacer and
air spring and pulling down from frame.
clamp spring to chain.
( 2 ) Remove chain from axle and snubber
install in reverse order of removal (b above). Tighten
assembly by removing two cotter pins and retaining
nuts securing air springs to frame to 55-75 lb ft.
pins.
Tighten cap screws securing air spring to equalizer
(3) Disassemble chain by removing two cotter
beam to 55-75 lb ft. Pressurize air system and test
pins and link pin retainer securing adapter at each
air springs in accordance with a above.
end of chain. Remove adapters.
