Overdrive Assembly: Testing and Inspection
5TH/REVERSE GEAR AND HOUSING PARTS INSPECTION5th and Reverse Gear Inspection
1. Inspect the synchronizer cones for wear.
- If there is any malfunction, replace parts as necessary.
2. Inspect the gear teeth for damage, wear, and cracks.
- If there is any malfunction, replace parts as necessary.
3. Inspect the synchronizer ring matching teeth for damage and wear.
- If there is any malfunction, replace the synchronizer ring.
Synchronizer Ring Inspection
1. Inspect the synchronizer ring teeth for damage, wear, and cracks.
- If there is any malfunction, replace parts as necessary.
2. Inspect the tapered surface for wear and cracks.
- If there is any malfunction, replace parts as necessary.
3. Measure the clearance between the synchronizer ring and the flank surface of the gear.
- If it is less than the minimum specification, replace the synchronizer ring.
Note: Set the synchronizer ring squarely in the gear and measure around the circumference.
Clutch Hub Component Inspection
1. Inspect the clutch hub sleeve and hub operation.
- If there is any malfunction, replace parts as necessary.
2. Inspect the gear teeth for damage, wear, and cracks.
- If there is any malfunction, replace parts as necessary.
3. Inspect the synchronizer keys for damage, wear, and cracks.
- If there is any malfunction, replace parts as necessary.
4. Measure the clearance between the hub sleeve and shift fork.
- If it exceeds the maximum specification, replace the hub sleeve and shift fork as a set.
Reverse Idle Gear and Reverse Lever Inspection
1. Inspect the gear teeth for damage, wear, and cracks.
- If there is any malfunction, replace the reverse idle gear.
2. Measure the clearance between the reverse idle gear bushing and the reverse lever.
- If it exceeds the maximum specification, replace as necessary.
5th Gear and Sleeve Inspection
1. Measure the clearance between the 5th gear and the sleeve.
- If not within the specification, replace parts as necessary.