Maintenance and care
28
Fuel filter
Changing fuel filter
Only when the engine is swiched off.
D
Loosen filter cartridge by means of tape
wrench, unscrew it by hand and take it off
D
Moisten the seals on the new filter cartridge
with fuel
D
Screw on the filter cartridges and tighten them
vigorously by hand
D
Bleeding the fuel system
D
Check filter for leaks
Caution:
Used fuel filters are classed as dange-
rous waste and must be disposed of ac
cordingly.
Bleeding the fuel system
Note:
To bleed the fuel system switch on the
“ignition" so that the EHAB will be open.
D
Unscrew bleed screw (1) of first filter in direc
tion of flow by one or two turns
D
Actuate tappet of hand primer until fuel
emerges without bubbles
D
Screw in and tighten plunger on hand pump
D
Close bleed screw again
D
Repeat this procedure at the second bleed
screw
D
Check fuel system for leaks
1
