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STXD6i RIDE-ON TROWEL • OPERATION MANUAL —REV. #0 (03/23/12) — PAGE 31
AIR CLEANER
This Yanmar engine is equipped with a replaceable, high-
density paper air cleaner element. Some will have an inner
element that is used as a backup filter should the outer
element becomes damaged.
See Figure 22 for air cleaner components.
Figure 22. Air Cleaner Components
1. Check the air cleaner daily or before starting the engine.
2. Check for and correct heavy buildup of dirt and debris
along with loose or damaged components.
3. Replace the element if it is found to be damaged,
excessively dirty, or oily.
CAUTION
Certain maintenance operations or machine
adjustments require specialized knowledge and skill.
Attempting to perform maintenance operations or
adjustments without the proper knowledge, skills or
training could result in equipment damage or injury to
personnel. If in doubt, consult your dealer.
AIR CLEANER
CASE
MAIN
ELEMENT
ARROW
MARK
(DUST PAN)
ARROW
MARK
(CASE)
DUST PAN
LATCH
EVACUATOR
VALVE
NOTICE
Operating the engine with loose or damaged air cleaner
components could allow unfiltered air into the engine
causing premature wear and failure.
MAINTENANCE
Air Cleaner Service
To service the air cleaner perform the following steps. See
Figure 22 for location of parts.
4. Release the latches located on either side of the air
cleaner dust pan. Remove the dust pan.
5. Remove the air cleaner element.
6. Blow low pressure air from the inside of the element
to dislodge the dust and dirt. Do not use excessive air
pressure or the element will be damaged and will need
to be replaced.
7. Replace the element if it is damaged or excessively
dirty.
8. Clean the inside of the dust pan.
9. Reinstall the element or if equipped, the precleaner
over the paper air cleaner element.
10. Reinstall the air cleaner dust pan and secure the
latches.
RADIATOR/COOLING SYSTEM
1. Check radiator for leaks that would indicate corrosion
or damage.
2. Check cooling water level daily. Top off as necessary.
Always use clean, soft water and add a long life
coolant antifreeze. Use the mixing ratios specified by
the Antifreeze manufacturer. Replace cooling water at
least once a year.
CAUTION
Wear protective equipment such as
approved safety glasses or face shields
and dust masks or respirators when
cleaning air filters with compressed air.
NOTICE
DO NOT run the engine with the air cleaner removed
or without an element.
CAUTION
HOT coolant can cause severe burns. DO
NOT remove cap if radiator is HOT.