Engine Oil & Filter (Diesel Engine Only) - Change; Fuel Filter (Diesel Engine Only) - Change - Doosan D35C-5 FDA04 Operation & Maintenance Manual

Maintenance Section
Engine Oil & Filter (Diesel Engine
Only) - Change
See topic, "Engine Oil & Filter (Diesel Engine Only)
- Change" in "First 50-100 Service Hours or a
Week".
Fuel Filter (Diesel Engine Only) -
Change
4TNE98 & 4TNE94L Diesel Engine Only
Replace the fuel filter at specified intervals to
prevent contaminants from adversely affecting the
diesel fuel flow.
1. Stop the engine and allow it to cool.
2. Close all fuel cocks in fuel line.
3. Disconnect the fuel filter sensor connector
(Figure 5-14, (1)).
Figure 5-14
4. Place an approved container under fuel filter.
5. Carefully open the drain plug (Figure 5-15, (1))
to drain fuel from the fuel filter.
6. Remove the fuel filter (Figure 5-14, (2)) by
turning it to the left (Figure 5-14, (3)). Wipe up
all spilled fuel.
7. Remove the drain plug (Figure 5-15, (1)) from
the fuel filter (Figure 5-15, (2)) by turning it to
the left (Figure 5-15, (3)).
8. Check the condition of the drain plug O-ring
(Figure 5-15, (4)). Replace the O-ring if
damaged.
9. Set the drain plug aside for reinstallation.
10. Remove the fuel filter sensor assembly (Figure
5-15, (5)) by turning it to the left (Figure 5-15,
(3)).
11. Carefully remove the in-line fuel filter (Figure
5-15, (7)) from the output nipple (Figure 5-15,
(8)) that goes to the fuel injection pump.
12. Dispose of the fuel, fuel filters and O-ring (if
replaced) properly. Follow the guidelines of the
EPA or other government agency.
13. Carefully install the new in-line fuel filter
(Figure 5-15, (7)) into the output nipple (Figure
5-15, (8)).
14. Carefully install the fuel filter sensor assembly
(Figure 5-15, (5)) in the new fuel filter using the
new O-ring supplied with the fuel filter (Figure
5-15, (2)) by turning the fuel filter sensor
assembly to the right (Figure 5-15, (9)).
15. Install the drain plug (Figure 5-15, (1)) on the
new fuel filter (Figure 5-15, (3)) by turning the
drain plug to the right (Figure 5-15, (8)). Hand
tighten only.
16. Clean the fuel filter mounting surface (Figure
5-15, (10)) and apply a small amount of diesel
fuel to the gasket of the new filter.
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Figure 5-15