.
MAINTENANCE
SERVICE PROCEDURE
CHECK WATER SEPARATOR
WARNING
The engine is at high temperature immediately after the machine has been operated. Wait for the engine to cool down before
replacing the filter.
Do not bring fire or sparks near the fuel.
1.
Open the engine side cover on the right side of the chassis.
2. Check the water separator to see that a red ring inside has
come up to the standard line.
3.
If red ring (1) has come up to the standard line, carry out the
operation from Step 4 below.
4.
Prepare a container to catch the drained fuel and set it under
the water separator.
5. Loosen drain valve (1) at the bottom of the water separator and
drain the water and fuel into the container.
6.
Loosen ring nut (2), then remove element cup (3).
7. Remove element (4) from the separator base.
8.
Wash the interior of filter element (4) and element cup (3) with
clean fuel.
9. Check element (4) and replace it if it is damaged.
10.
Clean the water separator base, then fill washed element cup
(3) with clean fuel and install it on the water separator base.
Be sure to use clean fuel for filling the element cup and take
care so that no dust will mix with it.
REMARK
Be careful not to lose the O-ring, float, or spring. Be sure to
assemble them after washing.
11.
Install element (4) in the reverse sequence to the removing
process mentioned in the Step 6 nad 7.
The specified tightening torque of ring nut (2):
40 ± 3 Nm (4.1 ± 0.3 kgm , 29.7 ± 2.2 lbft)
If the ring is loose, it will cause leakage of fuel, so always
tighten it to the specified torque.
12.
After installing filter element cup (3), bleed air in the following
manner.
4 - 24
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