10.3.3.1 Bleeding the fuel system
Air can enter the fuel system if the fuel tank is empty after a fuel filter change or when carrying out
work on the fuel lines.
If the engine refuses to start despite a full tank, bleed the fuel system.
Precondition Battery connected.
Fig. 39 Bleeding the fuel system
1
Fuel micro-filter
2
Bleed screw
1. Place a receptacle beneath the fuel fine filter housing.
2. Loosen the micro-filter bleed screw.
3. Close the door.
4. Turn the «starter switch» (operator panel) to the "On" position.
The fuel pump runs and air is bled out of the fuel system.
5. After approx. 10 to 15 minutes, switch the «starter switch» to the "STOP/Off" position.
6. Open the right-hand access door.
7. Tighten the bleed screw again.
8. Remove the receptacle.
9. Close the door.
Start the engine as soon as the fuel system has been bled and allow to run for at least 5 mi‐
nutes in IDLE.
10. Open the right-hand access door.
11. Visually check the fuel system for leaks. If required, re-tighten all fittings.
12. Close the door.
10.3.3.2 Fuel water separator maintenance
A water trap is installed between the tank and the fuel pump. The separator tank is semi-transpar‐
ent so the fuel level can be seen from outside.
10 Maintenance
10.3 Engine maintenance
106
Operator manual Portable compressor
M 64
No.: 9_5898 26 E
RAMIRENT
