PREVOST X3-45 COMMUTER User Manual

SECTION 14: STEERING
DOB 1300-1556 | X3-45 Commuter PA-1648 Maintenance Manual First release Oct 2020
9
3.2 POWER STEERING GEAR REMOVAL
WARNING
The steering gearbox weighs approximately
100 lbs (45 kg) dry. Exercise caution when
handling.
1. Put a container into place, and then
disconnect both the inlet and outlet hoses
from the power steering gear. Cover fittings
to prevent fluid contamination.
2. Mark both the pitman arm and sector shaft
with a line, then remove pitman arm. Refer
to "11.1 Pitman Arm Removal" procedure.
3. Mark both the steering shaft universal joint
yoke and steering gear input shaft with a
line, then disconnect universal joint.
4. Unscrew and remove the power steering
gear.
3.3 POWER STEERING GEAR
INSTALLATION
Reverse "Power Steering Gear Removal"
procedure paying particular attention to the
following:
1. Tighten fasteners as recommended.
TORQUE: 365-405 lb-ft (495-549 Nm)
2. Bleed air from the system as per paragraph
0 (Bleeding power steering hydraulic
system).
FIGURE 4: PITMAN ARM ADJUSTMENT
3.4 TROUBLESHOOTING
Perform troubleshooting of the steering gear as
outlined in the "ZF-SERVOCOM Repair
Manual" and “RB Robert Bosch Servocom -
Service Manual (8090)” found on your
Technical Publications USB flash drive.

PREVOST X3-45 COMMUTER Specifications

General

Engine	Volvo D13
Transmission	Allison B500
Fuel Type	Diesel
Length	45 ft (13.7 m)
Width	102 in (2.6 m)
Horsepower	500 hp
GVWR	54, 000 lbs
Height	141 in