PREVOST X3-45 COMMUTER, Руководство по обслуживанию

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SECTION 16: SUSPENSION
DOB 2490-2789 | X3-45 Commuter PA1605 Maintenance Manual (Section 16 revised April 2019) 15
5. Extend and collapse shock several times to
determine that it has control (resistance) in
both rebound and compression.
6. Visually inspect the shock mountings and
vehicle mounting for:
a) Broken mounts;
b) Extreme bushing wear;
c) Shifted bushing or sleeve;
d) Deep cracks in bushing material (shallow
surface cracks are normal);
e) Loose shock absorber pins;
f) Presence of convex washers, and their
position relative to the rubber bushing.
3.2.2 Removal
1. Remove nuts and washers from shock
absorbers on upper and lower mounting
pins, taking care to identify the inner and
outer washers to ease reinstallation. Refer
to Figure 12 for details.
2. Remove the shock absorber assembly from
pins.
FIGURE 12: TYPICAL SHOCK ABSORBER SETUP
16009
3.2.3 Installation
1. Ensure that the shock absorber mounting
pin is tight and that the threads are not
stripped.
2. Install new rubber mounting bushings on
shock absorbers (upper and lower).
3. At the upper mounting pin, place the inner
washer with washer convex side facing the
shock absorber rubber bushing.
4. Install the shock absorber eyes over the
mounting pin, then the outer washers (with
washer convex side facing the shock
absorber rubber bushing.
NOTE
If shock absorber pins are removed, they must
be reinstalled using “Loctite” (see “Parts
Specifications” in this section).
5. Place the lower and upper mounting pin stud
nuts and torque as prescribed in Torque
Table 3.
3.3 RADIUS RODS
Radius rods are used to secure the axles in the
proper transversal and longitudinal positions.
Four radius rods are provided on the drive axle
suspension (three longitudinal and one
transversal) and also four on the tag axle with a
layout similar to the drive axle. These rods
transmit both braking and driving forces from the
axles to the vehicle body.
Refer to section 2.3 for additional details.