Doosan DX60R Shop Manual page 265

Periodically clean the fuel filter / water separator element and
inside cup.
1. Position an approved container under the cup (1, Figure
106) of the fuel filter / water separator to collect the
contaminants.
2. Close (2, Figure 106) the fuel cock (3, Figure 106).
3. Loosen the drain cock (4, Figure 106) and drain the
contaminants. See "Drain Fuel Filter / Water Separator" on
page -73
4. Turn the retaining ring (5, Figure 106) to the left (10, Figure
106) and remove the cup (6, Figure 106). If equipped,
disconnect the sensor wire (7, Figure 106) 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 (8, Figure 106) from the cup. Pour
the contaminants into the container and dispose of it
properly.
7. Clean the element (9, Figure 106) and inside cup. Replace
the element if it is damaged.
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 (6, Figure 106) to a torque of 11 -15 ft•lb
(15 -20 N•m; 1.5 -2.0 kgf•m).
12. Close the drain cock. Reconnect the sensor wire if
equipped.
13. Open the fuel cock (3, Figure 106).
14. Prime the fuel system. See "Priming the Fuel System" on
page -40
15. Check for leaks.
Engine
Figure 106
SP001693
Page 85