TM 10-4610-240-24
TM 08580C-24/2
TO 40W4-13-22
3-67. SUSPENSION ASSEMBLY MAINTENANCE (MODEL WPES-1) - continued.
REMOVAL
WARNING
Compressed air can blow dust into eyes Wear eye protection and turn drain cock
T-handle slowly to avoid a sudden rush of air when releasing reservoir pressure.
a.
Turn drain cock T-handle (1) slowly counterclockwise to release air pressure from reservoir.
b.
Tag eight air lines (3).
c.
Disconnect eight air lines (3) from four air chamber assemblies (2).
WARNING
The suspension assembly is heavy Two people are needed to move it to prevent
personal injury or damage to the equipment.
d.
Using lifting device and guide lines, raise flatbed cargo trailer clear of suspension assembly (4).
e.
Remove four nuts (5), lockwashers (6), and bolts (7).
f.
Remove trunnion clamp (8) from trunnion mount (10)
g.
Repeat steps e and f for trunnion clamp on opposite side.
h.
Roll suspension assembly (4) from under flatbed cargo trailer.
INSTALLATION
WARNING
The suspension assembly is heavy Three people are needed to move it to prevent
personal injury or damage to the equipment.
a.
Using lifting device, raise flatbed cargo trailer clear of suspension assembly (4)
b.
Roll suspension assembly (4) into position under flatbed cargo trailer.
c
Lower flatbed cargo trailer onto jack stands until trunnion mount (10) rests on trunnion axle (9).
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