Jinan QingQi QM50QT-6, Руководство пользователя

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3.Familiar trouble about the engine and way of the elimination
Position Trouble Reason The eliminating the trouble
The pressure is over high
1.There is overmuch carbon deposit on the
cylinder head or on the top of the piston 1.Clean out the overmuch carbon
deposit
The noise is larger
1. The valve gap is abnormal
2. The valve is blocked or the valve spring is
broken off
3. The cam chain is over loose or is worn
4. The adjuster is worn or is damaged
5. The cam chain is worn
6. The bracket crankcase or the shaft is worn
7. The cylinder or the piston is damaged
1. Adjust the valve gap
2. Replace the valve spring
3.
Adjust the elasticity apparatus or
replace the chain
4. Replace the elasticity cam
5. Replace the cam chain
6. Replace the bracket crankcase or the
shaft
7. Inspect the cylinder and the piston
The pressure is low or the
pressure is not stable
1. The cylinder or the piston is worn 1. Replace the cylinder or the piston
Cylinde
r/Piston
Much smoke from the
exhaust pipe
1. The cylinder
、
the piston or the piston ring is
worn
2. The piston ring is installed improperly
3. The piston or the wall of the cylinder is
lacerated or worn
The valve lever or the valve pipe is worn
1. Replace the cylinder
、
the piston or the
piston ring
2. Reinstall the piston ring
3. Replace the piston and the cylinder
Replace the valve or the valve pipe