Fig. 43 Emptying the fuel pre-filter water trap
1 Fuel pre-filter
2 Filter cartridge with integrated water re‐
ceptacle.
3 Water draining stopper with integrated lev‐
el sensor
I - open
0 - close
4 Level sensor connecting plug (fuel filter
maintenance)
1. Place a receptacle beneath the fuel pre-filter housing.
2.
Unscrew the draining stopper on the bottom of the filter cartridge (2 turns max.) and drain wa‐
ter and contamination.
3. Close the draining stopper.
4. Reconnect the batteries.
5. Close the access door.
The indicator lamp
fuel filter water level
on the instrument panel extinguishes when the water
trap is emptied.
The mixture of fuel and water and any materials contaminated with fuel must be disposed of
in accordance with environment protection regulations.
10 Maintenance
10.3 Engine maintenance
No.: 9_6974 20 E
Service manual Portable compressor
M122
95