Spark Plug
Check the spark plug every 100 hours. Replace the
spark plug if upon inspection the electrode
or worn. Ensure the spark plug is clean. Check the gap
Ë
Ì
with a wire gage
and reset to .51 mm or 0.020 in.
if necessary.
Note: In some areas, local law requires using resistor
spark plug to suppress ignition signals. If this
engine was originally equipped with resistor
spark plug, use same type for replacement.
Fan Belt
•
Check condition of fan belt for fraying, cracking or
cuts.
•
Replace if damaged or worn.
To Adjust Fan Belt Tension
Ê
1. Loosen bolt
and bolt
2. Fit torque wrench in the square torque hole
located on the bracket.
3. Apply 115 in-lbs of torque in direction shown.
4. Hold tension per step 3 and torque bolt
Ë
bolt
to 135 in-lbs.
Fuel Filter
Drain fuel tank or close fuel shut-off valve before
replacing fuel filter. Otherwise, fuel can leak out
creating a fire/explosion hazard.
•
When replacing fuel filter, ensure clamps are tight
and fuel flows in same direction as FLOW arrow on
filter.
14
Ê
is burned
Ë
.
Ì
Ê
and
Ë
Ê
Ê
Ì
WARNING
Replacement parts for fuel system (cap,
hoses, tanks, filters, etc.) must be the
same as original parts, otherwise fire can
occur.
Ì
Ë