Wheel Runout Inspection: Inspection
- Wheel Runout - Inspect
Preconditions
Figure 1 (Axial Runout)
Figure 2 (Radial Runout)
Procedure/Specifications
1. Check for bent or deformed wheels.
2. Measure the axial runout and the radial runout by turning the wheel.
Tool Details (Figure 1 and 2)
Name a Dial Gauge Specifications
Item Standard Value Service Limit Axial Runout 0-0.3 mm (0-0.012 in) 2.0 mm (0.079 in) Radial Runout 0-0.3 mm (0-0.012 in) 1.5 mm (0.059 in) Result
- If the measurement is not within specifications, check the wheel bearing end play , and make sure the mating surfaces between the brake disc and the inside of the wheel are clean. If the bearing end play is within the specification but the wheel runout is more than the service limit, replace the wheel.