4
Ⅳ.Maintenance
To have generator in good condition, reduce parts depreciation and prolong its working life, technical
maintenance of the system must be strictly enforced. .please stop the engine before maintenance.
Every
month or
the first 20
hours
operation
every 3
months
or every
50 hours
every 6
months
or every
100
hours
every
year or
every
300
hours
Check the ignition
system, adjust the
electrode gap to
0.7-0.8mm,clean the
carbon deposit or
change the spark plug
Check the engine oil
level, oil leakage, air
leakage
Clean and replace if
necessary
Check and adjust after the
engine cooling
Remove the cylinder
head, cylinder body and
piston rings, then clean all
the carbon deposit
1. Change the lubricant
1) Put the generator on the flat floor, start for a few minutes to raise the temperature of the oil
then stop, unscrew the filler plug.
2) Put a box under the engine, unscrew the oil drain plug, then the oil will discharge from the
crankcase
3) Check the oil drain plug, seal and screw down.
4) Fill enough lubricant to the prescribed maximum of the oil filler.
5) Fit with oil drain plug and packing washer (change if it was broken), don’t fall off foreign
body into the crankshaft box
2. Clean the air filter
Don’t start the generator without air filter, or it would lead to cylinder damaged, don’t twist the
foam filter, it will make damage.
1) Unscrew the nut, and remove the shell of the air filter,
2) Take out foam filter from the shell of the air filter
3) Clean the foam filter by uninflammable wash buffer and squeeze dry.
4) Use air filter oil or SAE#20 lubricant to soak the foam filter, then nipping out a folded
excess oil, remain the foam filter slightly oily state.
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