Inspection

INSPECTION

INPUT SHAFT
1. Check the outer surface of the input shaft where the needle roller bearing is mounted for damage or abnormal wear [portion (A)].
2. Check the splines for damage or wear.





NEEDLE ROLLER BEARING
1. Install the needle roller bearing on the shaft with the bearing sleeve and gear. Check that it rotates smoothly without abnormal noise or play.
2. Check the needle roller bearing cage for distortion.





SYNCHRONIZER RING
1. Check the clutch gear teeth for damage.
2. Check the internal surface for damage, wear or broken grooves.




3. Push the synchronizer ring toward the clutch gear and check clearance "A". Replace if it is not within specifications.

Limit : 0.5 mm (0.02 in.)






SYNCHRONIZER SLEEVE AND HUB
1. Install the synchronizer sleeve on the hub and check that it slides smoothly.
2. Check that the sleeve is free from damage.
3. Check for wear of the hub end surfaces (in contact with each gear).

CAUTION:
Replace the synchronizer hub and sleeve as a set.





SYNCHRONIZER KEY AND SPRING
1. Check for wear of the synchronizer key center protrusion.
2. Check the spring for weakness, distortion or damage.





GEARS
1. Check the helical gear and clutch gear teeth for damage or wear.
2. Check the gear cone for rough surfaces, damage or wear.
3. Check the gear bore for damage or wear.