Kubota M105S, Workshop Manual

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1-S64
M105S, WSM ENGINE
Replacing Idle Gear Bushing
(When removing)
1. Using an idle gear bushing replacing tool, press out the used
bushing.
(When installing)
1. Clean a new idle gear bushing and idle gear bore, and apply
engine oil to them.
2. Using an idle gear bushing replacing tool, press in a new bushing
(service parts) to the specified dimension. (See figure.)
W1064996
Balancer-shaft Side Clearance
1. Set a dial indicator with tip on the balancer shaft.
2. Measure the side clearance by moving the balancer shaft to the
front and rear.
3. If the measurement exceeds the allowable limit, replace the
balancer shaft.
W1065170
Balancer-shaft Alignment
1. Support the balancer shaft with V blocks on the surface plate and
set a dial indicator with its tip on the intermediate journal at high
angle.
2. Rotate the balancer shaft on the V block and get the
misalignment (half of the measurement).
3. If the misalignment exceeds the allowable limit, replace the
balancer shaft.
W1065323
(A) When removing (B) When installing
End play of balancer
shaft
Factory spec.
0.070 to 0.220 mm
0.0028 to 0.0087 in.
Allowable limit
0.3 mm
0.0118 in.
Balancer shaft
alignment
Allowable limit
0.02 mm
0.0008 in.
KiSC issued 03, 2007 A