Section 5 – PERIODIC MAINTENANCE
Mini-Crawler Crane M A E D A
5-44 1/2019 MC285C-3
Maintenance Every 1000 Hours
Perform this maintenance in tandem with
maintenance every 30/50/100/250/500 hours.
Replace Air Cleaner Element
WARNING! Do not replace the air cleaner
element when the engine is in rotation.
Such action may cause damage to the engine.
WARNING! Use of compressed air when
cleaning the element causes particles to
become airborne. Always wear protective
goggles to prevent damage to eyes.
CAUTION:
• If the air cleaner element is damaged,
replace with a new one before the scheduled
replacement date.
• Always use Maeda genuine elements.
1. See “Removing Machinery Cover” on page
5-14 and remove the machinery cover.
2. Disengage the two clamps (1) and remove
the dust pan (2).
Fig. 5-76
3. Pull out the element (3).
Fig. 5-77
4. Cover the duct entrance located at the back
of the air cleaner body (4) with a clean cloth
or tape, to keep impurities out of the duct
entrance.
5. Clean the inside of the air cleaner body.
6. Remove the cloth or tape from the air
connector at the back of the air cleaner body.
7. Insert a new element into the air cleaner
body.
8. Connect cover and air cleaner body aligning
the marks (5) and securely fasten with the
latch.
Fig. 5-78
9. See “Installing Machinery Cover” on page
5-14 and install the machinery cover.
Clean Engine Cooling System
WARNING! Coolant will be at elevated
temperatures immediately after engine
operation. If you drain the coolant
immediately, you may suffer a burn. Always
drain the coolant after the engine is cold.
WARNING! Do not remove the radiator cap if
radiator coolant is hot. Potential gush of
boiling water may occur if disregarded.
Cap removal is allowed when the water drops
in temperature. Be sure to relieve internal
pressure by slowly rotating the filler cap
before cap removal.
WARNING! Do not stand in front of and behind
the machine when starting the engine for
cooling system cleaning. Failure to stand
aside of the machine may pose a danger in the
event of a sudden movement of the machine.
WARNING! Keep antifreeze away from flame.
Antifreeze is a flammable solution.
Do not smoke when handling antifreeze.
CAUTION: For the coolant, make sure to use a
mixture of good quality soft water such as tap
water and antifreeze “long life coolant (LLC)”.
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