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Cylinder fins (Cooling system)
∗ Cylinder fins
Always keep cylinder fins clean.
Clogged cylinder fins will cause engine to overheat.
Clean out grass, mud, leaves, and other debris with a wooden stick periodically.
Carburettor adjustment
1. Carburettor
2. Idle adjustment screw
Do not adjust the carburettor unless necessary.
If idling adjustment is required, turn adjustment screw located a backpack side of
carburettor.
- When turning it anticlockwise, engine speed is reduced.
When the machine is not to be used for a long time, drain fuel out from fuel tank.
Cleaning silencer
∗ Silencer
Clean silencer by removing carbon deposits at outlet port, and tighten two bolts.
This should be done periodically to maintain constant performance of engine.
Cleaning chemical tank
∗ Chemical tank
Chemical tank should be cleaned after each use.
Fill chemical tank with clear water and run engine.
Open valve to pour water out to clean internal parts of spraying device.
Cleaning chemical tank breather
∗ Breather
Clean breather periodically.
Bad sealing of breather may cause a leakage of the chemical tank.
Clogging of the breather may cause a "dent" or a breakage of the chemical tank.
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