PERIODIC SERVICE68
BAdjusting Front Axle Pivot
If the front axle pivot pin adjustment is not correct,
vibration in the front wheel can occur. When vibration
occurs please contact your KUBOTA Dealer to adjust the
free travel of front axle.
BChecking Spark Plug Condition & Gap
[GR2020G]
Remove the spark plugs, check condition, and reset the
gap or replace with new plugs as necessary.
1. Open the hood.
2. Before removing spark plugs, the area around the
base of the plug to keep dirt and debris out of the
engine.
3. Remove the spark plug wires from spark plugs.
4. Use a spark plug wrench to remove the spark plugs.
5. Remove plugs and check its condition.
Replace the plug if worn or reuse is questionable.
6. Inspect spark plugs for cracked porcelain, pitted
electrodes, or other wear and damage. Replace the
spark plug if necessary.
A Do not clean the spark plug in a machine using
abrasive grit. Some grit could remain in the spark plug
and enter the engine causing extensive wear and
damage.
7. Check the gap using a wire feeler gauge. Adjust the
gap to 0.76 mm (0.030 in.) by carefully bending the
ground electrode.
8. Reinstall the spark plug into the cylinder head.
BCleaning Engine Shroud
[GR2020G]
Consult your local KUBOTA Dealer for this service.
BChecking Intake Air Line
[GR2120, GR2120AU]
1. Check to see that hoses and hose clamps are tight and
not damaged.
2. If hoses and clamps are found worn or damaged,
replace or repair them at once.
(1) Spark plug
Recommended spark plug RC12YC CHAMPION
Tightening torque
24.4 to 29.8 N-m
(18 to 22 lbf-ft)
(1) Hose
(2) Clamp
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