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Flywheel
brake pad (A
types)
Check
O
Fuel tank
and filter
Clean
O
Fuel tube
Check
Every 2 years (Replace if necessary)
Valve
clearance
Check-adjust
O
Combustion
chamber
Clean
After every 200 hours
(1) For commercial use, log hours of operation to determine proper maintenance intervals.
(2) Change engine oil every 25 hours when used under heavy load or in high ambient temperatures.
(3) Service more frequently when used in dusty areas.
Trouble Shooting
ENGINE WILL NOT START
Possible Cause
Correction
1. Check fuel
Out of fuel.
Refuel
Bad fuel; engine stored without
treating or draining gasoline, of
refueled with bad gasoline
Drain the fuel tank and
carburetor. Refuel with fresh
gasoline
2. Remove and inspect spark plug
Spark plug faulty, fouled, or
improperly gapped.
Replace the spark plug
Spark plug wet with fuel (flooded
engine).
Dry and reinstall spark plug
3. Take engine to an authorized our
servicing dealer, or refer to shop
manual
Fuel filter clogged, carburetor
malfunction, ignition
malfunction, valves stuck, etc.
Replace or repair faulty
components as necessary
4. Push the prime button
In cold condition
Push the primer button
ENGINE LACKS POWER
Possible Cause
Correction
1.Check air cleaner
Air cleaner elements clogged
Clean or replace air cleaner
elements
2. Check fuel
Bad fuel; engine stored without
treating or draining gasoline, of
refueled with bad gasoline
Drain the fuel tank and
carburetor. Refuel with fresh
gasoline
3. Take engine to an authorized our
servicing dealer, or refer to shop
manual
Fuel filter clogged, carburetor
malfunction, ignition
malfunction, valves stuck, etc.
Replace or repair faulty
components as necessary
