King Long XMQ6900 Series, Руководство по эксплуатации

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Common trouble and elimination
6-3
Chassis constant fault and elimination
Propeller shaft
Fault
symptom
Possible cause Eliminating method
Propeller
shaft jogging
（
vehicle
vibrates
during
driving
）
1. Propeller shaft sliding yoke
assembled incorrectly
2. The propeller shaft is distortion or
bending
3. The universal-joint journal or the
needle bearing has been worn out or
damaged
4. The propeller shaft loose
5.
The propeller shaft is imbalance
6. The intermediate supporting bearing
is worn out or damaged
7. Bracket of the intermediate
supporting bearing is loose or the
rubber damping material is aging
1. Remove and let the sliding yoke and the
fixing yoke on the same plane
2. Adjust or replace the propeller shaft
3.
Replace the bearing
4.
Tighten propeller shaft to specified
torque
5. Adjust or replace the propeller shaft
6. Replace the intermediate supporting
bearing
7. Make adjustment or replacement
Abnormal
sound from
the propeller
shaft (during
the starting
and the
running)
1. Abrasion or damage of the universal
joint
2. Abrasion or damage of the sliding
yoke
3. Looseness of the propeller shaft
4. Inadequate lubrication to the needle
bearing, the sliding yoke and the
intermediate bearing
1. Replace the universal joint
2.
Replace the sliding yoke
3.
Tighten it to specified torque
4. Make the lubrication