IHI Shibaura G-EXE22-OMEGA-C11, Operator'S Manual

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Spark plu㷅
Spark plu㷅
connector
BPR4ES
0.7〜0.8mm
■ Inspecting and replacing spark plugs
!
Inspect the spark plug after every 100 hours of use , and
replace it if it becomes difficult to start the engine.
1. Pull the spark plug connector toward you to remove it.
2. Insert the plug tool onto the spark plug and turn it coun-
terclockwise to remove the plug.
3. Use a wire brush to remove the carbon (soot) from the
spark plug.
!
If you have a gap gauge, adjust the electrodes so there is a
gap of 0.7 to 0.8mm between them.
4. Return the spark plug to its original position, and turn it
clockwise with the plug tool to tighten it. Insert the spark
plug connector until it stops.
!
If you replace the spark plug, replace it with a BPR4ES.
■ Maintenance of the main clutch
!
Perform maintenance on the main clutch after every 50
hours of use .
1. Turn the installation knob on the front cover counter-
clockwise to loosen it, and open the cover by lifting it up-
ward with your hands.
2. Move the main clutch lever to the "Run" position, press the
clutch disk to the engine side with your hands, and return the main clutch lever to the original position.
(This procedure can be easily performed by using a clamp, etc.)
3. Insert a flat-head screwdriver between the bearing installed in the clutch disk and the cam lever to make a
gap.
4. Apply a sufficient amount of high-viscosity spray grease (molybdenum) to the shaft inside the gap.
5. Remove the flat-head screwdriver, and move the main clutch lever to the "Run" position, then to the "Stop"
position, approximately 10 times in the same order.
!
If the clutch does not correctly operate after performing the maintenance of the main clutch, it requires an
overhaul of the clutch.
Warning
!
Do not smoke or keep open flames nearby
when inspecting/replacing the spark plug.
Warning
!
Always stop the engine before performing the
maintenance of the main clutch.
!
After the engine is stopped, wait for the engine
to cool down before performing the mainte-
nance.
!
If the main clutch is not maintained properly,
the mower may go out of control and cause se-
vere injury.
7. Maintenance
37