Isuzu 3CH1-NGZG01 Introduction Manual page 84

TNV_OperationManual_T4(under 19kW).book Page 78 Wednesday, June 17, 2015 11:23 AM
PERIODIC MAINTENANCE
■ Clean air cleaner element
CAUTION
Flying Object Hazard!
• Always wear eye protection
when servicing the engine and
when using compressed air or
high-pressure water. Dust,
flying debris, compressed air,
pressurized water or steam may
injure your eyes.
• Failure to comply may result in minor or
moderate injury.
Note that a typical air cleaner is shown in Figure 13
and Figure 14 for illustrative purposes only.
6
3
Figure 13
1
Figure 14
The engine performance is adversely affected when
the air cleaner element is clogged with dust. Be
sure to clean the air filter element periodically.
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1. Unlatch and remove the air cleaner cover
2. Remove the element (Figure 13, (2)) (outer
3. Blow air (Figure 13, (3)) through the element
4. If the air cleaner is equipped with a double
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2
5
5. Replace the element with a new one if the
1
6. Clean inside of the air cleaner cover.
7. Reinstall the element into the air cleaner case
K0000070A
8. Reinstall the air cleaner cover making sure you
2
9. Latch the air cleaner cover to the case.
• When the engine is operated in dusty conditions,
• Never operate the engine with the air cleaner
K0000071A-01X
(Figure 13, (1)).
element if equipped with two elements).
from the inside out using 42 - 71 PSI (0.29 -
0.49 MPa, 3.0 - 5.0 kgf/cm
remove the particulates. Use the lowest
possible air pressure to remove the dust without
damaging the element.
element, only remove and replace the inner
element (Figure 14, (1)) if the engine lacks
power or the dust indicator actuates (if
equipped).
Note: The inner element should not be
removed when cleaning or replacing the
outer element. The inner element is used
to prevent dust from entering the engine
while servicing the outer element.
element is damaged, excessively dirty or oily.
(Figure 13, (4)).
Note: If there is a red line (Figure 14, (2)) in
the outer element, reinsert the element
until the overlap position of red line and
end face of the air cleaner case.
match the arrow (Figure 13, (5)) on the cover
with the arrow on the case (Figure 13, (6)).
clean the air cleaner element more frequently.
element(s) removed. This may allow foreign
material to enter the engine and damage it.
2
) compressed air to