If the air-cleaner element is only dusty, you can clean it
with compressed air
.
1. Blow the air-cleaner elements with compressed air.
The pressure of air should not exceed the following
value and you should blow the cartridge to clean
from inside to outside until the dust deposits are
removed.
Air pressure Under 296 kPa (3.0 kgf/cm
2
)
(1) Air cleaner element
2. If
the air-cleaner element is heavily clogged or oily,
change it.
IMPORTANT :
• If the engine performance is still too low
after cleaning the air-cleaner elements or the
exhaust is colored black, replace the air-
cleaner elements.
7. Replacing the water separator
filter element
1. Set the water shutoff-valve to the “CLOSE”
position.
2. Loosen and remove the cup properly and replace
the water-separator-filter element.
3. Check the condition of the O-ring and replace if
necessary.
4. Tighten up the cup properly.
5. Set the shutoff-valve to the “OPEN”
position.
(1) Water separator
(2)
Screw
(3) Cup
(4) Shutoff-valve
(5) Float
(6) Drain plug
(7) Head cover
(8) Water separator filter ele-
ment
(9) O-ring
(A) Close
(B) Open
(C) Loosen
(D) Tighten
IMPORTANT :
• When
reattaching the water-separator-filter
element, be careful to keep off the dust and
dirt.
• Collect drained water in an oil pan or the
like.
IMPORTANT :
• After
exchange of the water-separator filter,
purge the fuel system of air.
(See Bleeding the fuel system on page 123)
8. Changing the engine oil
WARNING
T
o avoid personal injury or death:
• Always stop the engine before changing the
engine oil.
PERIODIC SERVICE SERVICE EVERY 250 HOURS
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