14-7. AXLE NO. 3 AIR SUSPENSION BEAM MOUNT REPLACEMENT/
The trailing beam weighs 150 lbs
(68 kg). Use a hydraulic jack to
support truck end of trailing
beam prior to removal or
installation to prevent possible
injury to personnel.
The left side of truck is shown.
The right side of truck is similar.
Position trailing beam (3) on hydraulic jack.
Install plastic bushing (7) in trailing
The following step may require
use of a soft faced hammer to
position trailing beam.
Using a lifting device and the aid of an
assistant, position trailing beam (3) in
trailing beam bracket (8).
Apply lubricating oil to threads of screw (9).
Position one adjustment collar in
adjustment slot of each trailing beam
Tighten locknuts only tight
enough so adjustment collars
can not pop out of adjustment
slots. Ensure trailing beam can
slide back and forth in trailing
Position screw (9) and locknut (10) in
trailing beam (3).