Yamaha BR250F - Chapter 4. Power Train

CHAPTER 4. POWER TRAIN
4-1. SHEAVE ALIGNMENT 4-1
4-2. CLUTCH TUNING 4-1
A. Clutch Setting Data 4-2
B. Changing Clutch Engagement and Shift RPM 4-3
4-3. V-BELT 4-3
A. Removal 4-3
B. Inspection 4-3
4-4. PRIMARY SHEAVE , .4-4
A. Removal 4-4
B. Disassembly 4-5
C. Inspection 4-5
D. Assembly 4-6
4-5. SECONDARY SHEAVE 4-8
A. Removal 4-8
B. Inspection 4-9
C. Assembly 4-9
4-6. CHAIN CASE 4-10
A. Disassembly 4-11
B. Inspection 4-11
C. Gearing 4-12
D. Assembly 4-12
4-7. BRAKE 4-14
A. Disassembly 4-14
B. Inspection 4-15
C. Assembly 4-15
D. Brake Adjustment 4-15
4-8. SLIDE RAIL SUSPENSION 4-16
A. Removal 4-16
B. Inspection 4-17
C. Installation 4-18
4-9. DRIVE 4-19
A. Removal 4-19
B. Inspection 4-20
C. Assembly 4-20
D. Track Adjustment 4-20