Kubota ZG332, Operator'S Manual

Page: 73 / 108

PERIODIC SERVICE 56
ENGLISH
7. Check the gap using a wire feeler gauge. Adjust the
gap from 0.6 to 0.7 mm (0.024 to 0.028 in.) by carefully
bending the ground electrode.
8. Reinstall the spark plug into the cylinder head.
B
Cleaning Air Cleaner Primary Element
1. Remove the rubber band.
2. Remove the air cleaner cover and primary element.
3. Clean the primary element:
(1) When dry dust adheres to the element, blow
compressed air from the inside, turning the
element. Pressure of compressed air must be
under 205 kPa (2.1 kgf/cm , 30 psi).
(2) When carbon or oil adheres to the element, soak
the element in detergent for 15 minutes then wash
it several times in water, rinse with clean water
and dry it naturally. After element is fully dried,
inspect inside of the element with a light and
check if it is damaged or not.
4. Replace air cleaner primary element:
Once yearly or after every sixth cleaning, whichever
comes first.
A
Check to see if the evacuator valve is blocked with
dust.
A
The air cleaner uses a dry element, never apply oil.
A
Do not run the engine with filter element removed.
A
Be sure to refit the cover with the arrow (on the rear
of cover) upright. If the cover is improperly fitted,
evacuator valve will not function and dust will adhere
to the element.
A
Do not touch the secondary element except in cases
where replacing is required.
C
Evacuator Valve
Open the evacuator valve once a week under ordinary
conditions - or daily when used in a dusty place - to get rid
of large particles of dust and dirt.
Tightening torque
24.5 to 29.4 N-m
(18.1 to 21.7 lbf-ft)
(1) Rubber band
(2) Secondary (safety) element
(3) Primary element
(4) Cover
(5) Evacuator valve