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X-631 Wheel Aligner Product Service Manual Appendix 4
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3. Rear tire wear, camber and toe angle are not correct.
In addition, other tire wear factors which wheel aligner cannot detect are as follows:
4. Bad driving habits.
5. Tire pressure is too high: tire wear will occur along the centerline of the tire tread.
6. Tire pressure is too low; and meanwhile two-side wear occur on the tire.
7 Chassis parts are abnormal.
8. Vehicle floating
The Caster angle approaches to 0 or it is negative.
3
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The suspension parts are distorted lightly and not smooth after the vehicle encounters heavy bump.
d. The centering ability for the steering wheel is not good
1. Caster is too small.
2. Steering mechanism is abnormal.
3. The other angles are not correct, which cause the system is not smooth.
4. The tire is abnormal.
The tail part of the vehicle body will pull aside when it encounters light bump or when it speeds up. It is mainly caused
by incorrect rear toe angle.
