Yanmar 4TNE98, Service Manual

Page: 60 / 246

4TNV98 & 4TNE98 Diesel Engine Section 2. Periodic Maintenance 58
CAUTION
ALWAYS be environmentally responsible.
Follow the guidelines of the EPA or other
governmental agencies for the proper disposal
of hazardous materials such as engine oil,
diesel fuel and engine coolant. Consult the local
authorities or reclamation facility.
NEVER dispose of hazardous materials
irresponsibly by dumping them into a sewer, on
the ground, or into ground water or waterways.
Failure to follow these procedures may
seriously harm the environment.
Periodically clean the fuel filter / water separator
element and inside cup.
1. Position an approved container under the cup
(Figure5-15, (1)) of the fuel filter / water
separator to collect the contaminants.
Figure 5-15
2. Close (Figure 5-15, (2)) the fuel cock (Figure 5-
15, (3)) .
3. Loosen the drain cock (Figure 5-15, (4)) and
drain the contaminants. See Drain Fuel
Filter/Water Separator on page 41.
4. Turn the retaining ring (Figure 5-15, (5)) to the
left (Figure 5-15, (10)) and remove the cup
(Figure 5-15, (6)) . If equipped, disconnect the
sensor wire (Figure 5-15, (7)) from the cup
before removing the cup.
5. Carefully hold the cup to prevent fuel from
spilling. If you spill any fuel, clean up the spill
completely.
6. Remove the float ring (Figure 5-15, (8)) from the
cup. Pour the contaminants into the container
and dispose of it properly.
7. Clean the element (Figure 5-15, (9)) and inside
cup. Replace the element if it is damaged.
Applicable Fuel Filter Part No.
4TNV98 A408054
4TNE98 (for D30G) A408054
8. Install the element and O-ring in the bracket.
9. Position the float ring in the cup.
10. Check the condition of the cup O-ring. Replace
if necessary.
11. Install the cup to the bracket by tightening the
retaining ring to the right (Figure 5-15, (6)) to a
torque of 11-15 ft·lb (15-20 N·m; 1.5-2.0kgf·m).
12. Close the drain cock. Reconnect the sensor
wire if equipped.
13. Open the fuel cock (Figure 5-15, (3)) .
14. Prime the fuel system. See Priming the Fuel
System on page 15.
15. Check for leaks.