CHK
ADJ
3-3
6F65G11
Periodic checks and adjustments
Top cowling
Checking the top cowling
1. Check the fitting by pushing the cowling
with both hands.
Fuel system
Checking the fuel joint and fuel
hoses (fuel joint-to-carburetor)
1. Check the fuel hose connections and fuel
joint
1 for leaks. Replace if necessary.
Also, check the fuel filter 2, fuel pump
3, and carburetor 4 for leaks or deterio-
ration. Replace if necessary.
Checking the fuel filter
1. Check the fuel filter element 1 for dirt
and residue and check the fuel filter cup
2 for foreign substances and cracks.
Clean the cup with straight gasoline and
replace the element if necessary.
NOTE:
Be sure not to spill any fuel when removing
the fuel filter cup.
Power unit
Checking the spark plugs
1. Disconnect the spark plug caps, and then
remove the spark plugs.
2. Clean the electrodes 1 with a spark plug
cleaner or wire brush. Replace the spark
plug if necessary.
3. Check the electrodes for erosion and
excessive carbon or other deposits, and
the gasket for damage. Replace the
spark plug if necessary.
4. Check the spark plug gap a. Adjust if out
of specification.
5. Install the spark plug, tighten it finger
tight, then to the specified torque with a
spark plug wrench.
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