4.3. Ignition switch lock ......................................................................................................................................................... 21
4.4. Right switch combination ............................................................................................................................................... 22
4.5. Left switch combination ................................................................................................................................................. 24
4.6. Headlamp pitch angle adjustment (Figure 8) ................................................................................................................. 26
4.7. The way to open the fuel tank ........................................................................................................................................ 27
4.8. Tire .................................................................................................................................................................................. 27
V. Operation guidance ............................................................................................................................................................30
5.1. Running in ....................................................................................................................................................................... 30
5.2. Check before driving ....................................................................................................................................................... 32
5.3. Starting ........................................................................................................................................................................... 33
5.4. Driving ............................................................................................................................................................................. 36
VI. Maintenance .....................................................................................................................................................................41
6.1. Maintenance schedule ................................................................................................................................................... 41
6.2. Inspection, selection and replacement of engine lubricating oil .................................................................................... 44
6.3. Selection and replacement of spark plugs ...................................................................................................................... 48
6.4. Cleaning and disassembly of the air filter ....................................................................................................................... 49
6.5Adjustment clutch ............................................................................................................................................................ 53
VII. Inspection and adjustment of the belt ..............................................................................................................................54
IX. Inspection and adjustment of the front brake ...................................................................................................................56
9.1. Check the front brake disc .............................................................................................................................................. 59
4