Mainshaft

MAIN SHAFT / DISASSEMBLY





1. Check front drive sprocket end play.

Standard:.....................0.2 - 0.35 mm (0.0079 - 0.0138 inch)

If end play is not within specification, check front drive sprocket and clutch gear for wear.






2. Remove retainer ring, speedometer drive gear and steel ball.
Be careful not to lose the steel ball.






3. Remove snap ring and spacer.






4. Use a press to remove front drive sprocket with mainshaft rear bearing and clutch gear together.
5. Remove needle bearing.






6. Remove bearing retainer and then remove snap ring.






7. Use a press to remove mainshaft front bearing from mainshaft.







MAIN SHAFT / INSPECTION






Gear and Shaft
Check gears for excessive wear, chips or cracks.
Check shaft for cracks, wear or bending.
Check coupling sleeve for wear or damage.






Baulk ring
Check baulk ring for cracks or deformation.

CLEARANCE BETWEEN BAULK RING AND CLUTCH GEAR:

Measure clearance between baulk ring and clutch gear.






Bearing
Make sure bearings roll freely and are free from noise, cracks, pitting or wear.





MAIN SHAFT / ASSEMBLY





1. Press mainshaft front bearing onto mainshaft.
Pay special attention to its direction.

AVAILABLE SNAP RING / Mainshaft Front Bearing:

2. Select snap ring with proper thickness.

Allowable clearance between snap ring and groove:.....................0 - 0.15 mm (0 - 0.0059 inch)


3. For further procedures, refer to "ASSEMBLY".
Assembly