PREVOST X3-45 Multiplex, Руководство по обслуживанию

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4 Component Replacement
34 Meritor WABCO Maintenance Manual MM-0112 (Revised 07-05)
5. Remove the sensor from the sensor holder. Use a twisting
motion if necessary.
Do not pull on the cable. Figure 4.2.
Figure 4.2
6. Remove the sensor spring clip.
Wheel Speed Sensor Installation — Front Axle
To replace the sensor in the front axle:
1. Connect the sensor cable to the chassis harness.
2. Install the fasteners used to hold the sensor cable in place.
3. Apply a Meritor WABCO recommended lubricant to the sensor
spring clip and sensor.
4. Install the sensor spring clip. Make sure the spring clip tabs are
on the inboard side of the vehicle.
5. Push the sensor spring clip into the bushing in the steering
knuckle until the clip stops.
6. Push the sensor completely into the sensor spring clip until it
contacts the tooth wheel.
NOTE: After installation, there should be no gap between the
sensor and the tooth wheel. During normal operation, a gap of
up to 0.04-inch (1.016 mm) is allowable.
7. Remove the blocks and safety stands.
Wheel Speed Sensor Removal — Rear Axle
NOTE: When replacing the wheel speed sensor, the sensor spring
clip must also be replaced.
To remove the sensor from the rear axle:
WARNING
Park the vehicle on a level surface. Block the wheels to
prevent the vehicle from moving. Support the vehicle with
safety stands. Do not work under a vehicle supported only by
jacks. Jacks can slip and fall over. Serious personal injury and
damage to components can result.
1. Place blocks under the front tires to stop the vehicle from
moving.
2. Raise the rear tire off the ground. Place safety stands under the
axle.
3. Release the parking brake and back off the slack adjuster to
release the brake shoes.
4. Remove the wheel and tire assembly from the axle.
5. Remove the brake drum.
6. Remove the sensor from the mounting block in the axle
housing. Use a twisting motion if necessary.
Do not pull on
the cable .
7. Remove the sensor spring clip from the mounting block.
8. Disconnect the fasteners that hold the sensor cable and the
hose clamp to other components.
9. Disconnect the sensor cable from the chassis harness.
Wheel Speed Sensor Installation — Rear Axle
1. Apply a Meritor WABCO recommended lubricant to the sensor
spring clip and sensor.
2. Install the sensor spring clip. Verify that the spring clip tabs are
on the inboard side of the vehicle.
3. Push the sensor spring clip into the mounting block until it
stops.
Figure 4.2
1002036a
KNUCKLE-MOUNTED SENSOR