Part II Maintenance
4
Part II Maintenance
2-1 Maintenance list
Good maintenance is the best guarantee to realize safe, economical and zero-fault operation. It is also
conducive to environmental protection.
The exhaust gas of the engine contains toxic carbon monoxide. Please shut down the
gasoline engine for maintenance.
If maintenance needs to be carried out while the engine is running, you should make sure
that the work area is well ventilated.
Regular maintenance can ensure that the engine works in good condition. The maintenance schedule is as
follows:
●The oil shall be replaced every 10 h if it is frequently operated under high temperature or high load.
●The air filter element shall be cleaned every 10 h if it is frequently operated in dusty or harsh
environment; the air filter element shall be replaced every 25 h if necessary.
●The maintenance shall be carried out according to the time shown in the table above for the spot
inspection period and time.
●If the maintenance interval has expired, the maintenance shall be carried out according to the above
table as soon as possible.
2-2 Oil
Replace the oil.
Warm up the gasoline engine (start the engine with no load for 10 minutes) and let it stand for another 40
minutes so that the oil can be drained quickly and cleanly.
Maintenance period
Item
Every
time
1st month
or 10 hours
at the first
time
Every 3
months or 20
hours
Every 6
months or
50 hours
Every year
or 100
hours
Engine oil
Check-fill
√
Replace
√
√
Air filter
element
Check
√
Clean
√
Replace
√
Spark plug
Clean-adjust
√*
Spark arrester
Clean
√
Valve
clearance**
Check-adjust
√
Fuel pipe
Check
Every two years (please replace it if necessary)
Cylinder head
and piston
Clear carbon
deposits**
Every 125 hours;
*The item shall be replaced if necessary;
**These items shall be maintained by the dealer authorized by our company, unless the user has proper
tools and maintenance capability.
