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10. CRANKCASE/CRANKSHAFT/TRANS-
MISSION SYSTEM/STARTER SPINDLE QUANNON 125
Balance Shaft
BALANCE SHAFT REMOVAL.
Remove the balance shaft assembly.
INSPECTION
Inspect the balance shaft for deformation and
damaged grooves.
Measure the balance shaft O.D..
Service Limits:
Left : 16.924mm
Right : 16.924mm
Right Left
BALANCE SHAFT BEARING REPLACEMENT
Remove the balance shaft bearing from the right
crankcase halves using the following tools.
Drive in new bearings using a bearing driver.
· Apply engine oil to the bearing before
installation.
· Drive in bearings squarely.
Special Tool
TRANSMISSION GEARS/ CRANKSHAFT
REMOVAL Countershaft Main Shaft
Remove the transmission main shaft and
countershaft from the right crankcase.
When removing, the transmission gears must
be removed as a set.
Remove the crankshaft.
Disassemble the main shaft and countershaft.
10-6