5 - 38
BRAKES
REMOVAL AND INSTALLATION (Continued)
Fig. 7 RWAL Controller
1 – CAB CONNECTOR LOCK
2 – RWAL CONNECTOR
3 – MOUNTING SCREWS
RWAL VALVE
REMOVAL
(1) Remove RWAL valve harness connector from
the RWAL controller.
(2) Remove the brake lines from the valve.
(3) Remove the valve mounting bolt (Fig. 8) and
remove the valve from the bracket.
Fig. 8 RWAL Valve
1 – RWAL VALVE
2 – MOUNTING BOLT
3 – BRAKE LINES
INSTALLATION
(1) Position the valve on the bracket and install
the mounting bolt. Tighten the mounting bolt to
20-27 N·m (15-20 ft. lbs.).
(2) Install the brake lines and tighten to 19 N·m
(170 in. lbs.).
(3) Install the RWAL valve harness connector into
the RWAL controller.
(4) Bleed base brake system.
REAR WHEEL SPEED SENSOR
REMOVAL
(1) Raise vehicle on hoist.
(2) Remove brake line mounting nut and remove
the brake line from the sensor stud.
(3) Remove mounting stud from the sensor and
shield (Fig. 9).
Fig. 9 Rear Speed Sensor Mounting
1 – DIFFERENTIAL HOUSING
2 – WHEEL SPEED SENSOR
(4) Remove sensor and shield from differential
housing.
(5) Disconnect sensor wire harness and remove
sensor.
INSTALLATION
(1) Connect harness to sensor. Be sure seal is
securely in place between sensor and wiring
connector.
(2) Install O-ring on sensor (if removed).
(3) Insert sensor in differential housing.
(4) Install sensor shield.
(5) Install the sensor mounting stud and tighten to
24 N·m (200 in. lbs.).
(6) Install the brake line on the sensor stud and
install the nut.
(7) Lower vehicle.
DN