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Service and Maintenance
USER’S MANUAL
Contents of Level 2 Service and Maintenance
Level 2 Service and Maintenance should be performed every time after
the motorcycle runs 3000km~6000km. Its main contents are as follows:
1.
Remove the carbon deposit on the parts such as cylinder, piston, piston
ring, cylinder head and silencer, and clean them.
2.
Check the wear of the cylinder, piston and piston wear. Check whether
the compression ratio of the cylinder falls within the range of standard values.
3. Check the wear of the clutch
friction lining and
brake shoes. Replace
them in time if any serious wear is found.
4. Clean the carburetor, air filter, fuel tank, fuel filter, etc.
5. Clean the upper and lower steel balls of the steering column, and fill
lubricating oil or grease.
6. Check whether the axial and radial runout of the front and rear wheel
meet applicable requirements, and adjust it if necessary.
7. Clean, lubricate, service and maintain the controller cables of the
whole motorcycle. Check the wear of controller cables, and replace
them if necessary.
8. Clean the rear transmission box and replace the lubricant in it if
necessary. Check the wear of the front clutch friction lining, rear
clutch friction lining and drive belt. Replace them if necessary.
9. Wipe off dust on the rearview mirror with lint, and check whether the
rearview mirror is properly located.
10. Check whether the electrical components of the whole motorcycle
can work normally.
Contents of Level 3 Service and Maintenance
Level 3 Service and Maintenance should be performed every time after
the motorcycle runs 6000km~10000km. Its main contents are as follows:
1. Ensure normal oil supply for the lubricating system.
2. Ensure normal work of the air distribution mechanism.
3. Ensure normal work of the electric startup system.
4. Ensure normal operation, of front and rear automatic clutches and
the drive system.
5. Check whether there is any crack, erosion, spalling or serious
stepped wear on each gear tooth of the rear transmission box.
6. In disassembling the engine, the carbon deposit on the cylinder
head, piston top, piston ring and exhaust port should be removed.
Check the
fit clearance
between the piston and the cylinder wall, and
the smaller head of the crank connecting rod and the piston pin.
7. Ensure normal work of front and rear shock absorbers, the frame
and accessory mechanisms.
8. Ensure normal fuel supply for the fuel system.
9. Ensure normal work of instruments and the electric system.
10. In disassembling the whole motorcycle, check whether there is any
damaged part for the steering column, front and rear wheels, the
carburetor, the air filter, front and rear brakes, the maneuvering
system, and the drive system. Clean each part and fill in lubricating
grease and lubricating oil. Adjust the fit clearance after reassembly .