6.7 MAINTENANCE SCHEDULE
REGULAR SERVICE PERIOD(4)
Before
Each
Use
First
Month
or
5 Hrs
Every 3
Months
or
25 Hrs
Every 6
Months
or
50 Hrs
Every
Year
or
100 Hrs
Every
Two
Years
or 250
Hrs
ITEM
Perform at every indicated month or
operating hour interval, whichever
comes first.
Engine oil
Check
O
Replace
O
O(2)
Air cleaner
Check
O
Replace
O
Spark plug
Check-adjust
O
Replace
O
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
7. 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 prime button.
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