■
CHECKING AND CLEANING AIR CLEANER
ELEMENT
Open the engine hood and disengage the air cleaner
case clip and remove the element.
Check the element for contamination or damage. Also
check the rubber seal for cracks or contamination.
Cleaning element
CAUTION
When using compressed air, wear safety glasses.
To clean the element, blow compressed air from inside
out or tap lightly by hand.
Also check for a rupture or pin holes in the element.
■
CHANGING ENGINE OIL
CAUTION
Do not drain waste oil into a waterway nor throw it
away on the ground. Disposal of waste oil should
be left to a specialist. UniCarriers dealers will
undertake oil change job, if required.
CAUTION
Do not try to change the engine oil immediately
after the engine is shut down.
The engine oil is very hot. Change the engine oil
when the oil is properly warm.
Before changing engine oil:
1. When the engine is cold, start the engine and let it
run at low rpm to warm it up.
2. Park the truck on a level surface.
3. Pull the parking brake to the full. Shut off the engine
and remove the starter key.
4. Open the engine hood.
Oil change (The following explanation is written
using the K21 as an example.)
1. Remove the engine oil fill port cap.
2. Wipe the cap clean with shop rag.
3. Put an oil catching pan under the drain plug of the
oil pan.
4. Wipe the drain plug and oil pan clean with shop rag.
5. Loosen the drain plug using a socket wrench.
CLIP
DUST CUP
ELEMENT
A
B
K21
4-3
2
PERIODIC INSPECTION
Summary of Contents for FD20 Series
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