Installation; Adjustment - PREVOST H3-41 Maintenance Manual

FIGURE 18: I-BEAM FRONT AXLE PITMAN ARM

ADJUSTMENT

6. Add reference marks to the arm and shaft if
necessary to ensure correct alignment at
reassembly.
FIGURE 19: IFS PITMAN ARM ADJUSTMENT
7. Use a suitable puller and remove pitman arm.

12.2 INSTALLATION

1. Position pitman arm on sector gear shaft with
reference marks aligned.
2. Install fixing nut.
TORQUE: 470-570 lb-ft (637-773 Nm)
NOTE
Use a new nut if the previously removed nut
was punched.
1. Lock nut with sector shaft using a punch mark
into the groove (Refer to Figure 20).
FIGURE 20: FIXING NUT PUNCH MARK
2. Connect drag link to pitman arm while
IFS, TORQUE: 245-270 lb-ft (332-366 Nm)
I-BEAM, TORQUE: 165-236 lb-ft (224-320 Nm)
Input shaft marks must be aligned before
adjusting pitman arm.
12.3 ADJUSTMENT
1. Disconnect the drag link from pitman arm.
Center steering wheel by dividing the total
number of steering wheel turns in two. Scribe
a reference mark on steering gearbox at the
center previously determined.
2. Using a protractor, check the angle of the
pitman arm (refer to Figure 18 & Figure 19 for
details).
3. The pitman arm should be adjusted with
reference marks aligned or to an angle of 2.5º
towards front of vehicle (I-Beam axle) or 0°
(Independent Front Suspension) in relation
with the vertical axis. If not, unscrew and
remove fixing nut. Remove the pitman arm
according to the procedure outlined under
previous heading "Pitman arm removal".
Adjust to the proper angle.
PA1621 Maintenance Manual All Series | Section revised June 2019
SECTION 14: STEERING
ensuring that rubber stabilizer is in place
on the rod end. Install washers. Tighten
nut and install a new cotter pin.
Depending on axle type, select the
appropriate torque,
CAUTION
16098
17