Yamaha TZ250M1 Owner's Service Manual page 137

PRIMARY DRIVEN GEAR, PRIMARY DRIVE GEAR
EC4D8100
PRIMARY DRIVE GEAR AND BALANCER SHAFT
50 Nm (5.0 mdkg, 36 ftdlb)
T
55 Nm (5.5 mdkg, 40 ftdlb)
T
1 Primary drive gear removal
Extend of removal:
Extend of removal Order
1
2
AND BALANCER SHAFT
Part name
PRIMARY DRIVE GEAR AND
BALANCER SHAFT REMOVAL
1 Bolt (primary drive gear)
2 Primary drive gear
3 Balancer drive gear
4 Nut (balancer weight gear)
5 Lock washer
6 Balancer weight gear
7 Collar
8 Crankcase cover (left)
9 Balancer shaft
11 Nm (1.1 mdkg, 8.0 ftdlb)
T
2 Balancer shaft removal
Q'ty
1
1
1
Refer to "REMOVAL POINTS".
1
1
1
1
1
1
4-39
ENG
Remarks