Kubota MX5100 Workshop Manual page 139

MX5100, WSM
Idle Gear
1. Remove the external snap ring.
2. Detach the idle gear collar.
3. Detach the idle gear (2).
(When reassembling)
• Check to see each gear is aligned with its aligning mark:
- Idle gear (2) and crank gear (6), cam gear (3) and balancer
gear (4)
- Cam gear (3) and idle gear (2)
- Idle gear (2) and injection pump gear (1)
- Idle gear (2) and balancer gear (7)
(1) Injection Pump Gear
(2) Idle Gear
(3) Cam Gear
(4) Balancer Gear
Camshaft and Balancer Shaft
1. Remove the camshaft set screws and draw out the camshaft (1).
2. Remove the balancer shaft 1 (2) set bolts and draw out the
balancer shaft 1 (2).
3. Remove the balancer shaft 2 (3) set bolts and draw out the
balancer shaft 2 (3).
(When reassembling)
• When install the balancer shaft 1 (2) and 2 (3), be sure to place
the 1st. and 4th. cylinders piston at the top dead center in
compression then, align all mating marks on each gear to
assemble the timing gears, set the idle gear last.
Camshaft set screw
Tightening torque
Balancer shaft set bolt
(1) Camshaft
(2) Balancer Shaft 1
1-S47
ENGINE
(5) Oil Pump Drive Gear
(6) Crank Gear
(7) Balancer Gear
W1097988
24 to 27 N·m
2.4 to 2.8 kgf·m
18 to 20 lbf·ft
24 to 27 N·m
2.4 to 2.8 kgf·m
18 to 20 lbf·ft
(3) Balancer Shaft 2
W1099079