Doosan DX60R Shop Manual page 289

10. Remove the engine coolant pump. See "Disassembly of
Engine Coolant Pump" on page -207
Removal of Valve Cover
NOTE: The high pressure fuel injection lines and valve cover
grommets must be removed prior to removing the
valve cover. See "Removal of Fuel Injectors" on
page -194
1. Remove the high-pressure fuel lines.
2. Use a flat-blade screwdriver (Figure 124) to remove the
fuel injection line grommets (1, Figure 125) from the valve
cover (3, Figure 125) and fuel injectors (2, Figure 125).
There is a notch at the 3 o'clock position in the valve cover
opening to insert the screwdriver.
3. Remove the valve cover nuts (4, Figure 125).
4. Remove the O-ring (5, Figure 125) on each valve cover
nut.
5. Remove the valve cover (3, Figure 125). Discard the valve
cover gasket (6, Figure 125).
6. Inspect and clean the crankcase breather assembly. See
"Inspect Crankcase Breather System" on page -88
Engine
Figure 124
Figure 125
SP001693
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