Man D 0836 LE 401 Operating Instructions Manual page 62

Changing fuel filter
D Remove filter cartridge using tape
wrench.
D Wet seal on new filter with fuel
D Screw on filter by hand
D After this, bleed the fuel system
D Check filter for leaks
Caution:
Used fuel filters are classed as
dangerous waste and must be dis-
posed of accordingly.
Bleeding the fuel system
Note:
To bleed the fuel system switch on
the "ignition" so that the safety
relay will be open.
An arrow on the filter head indicates the
direction of fuel flow.
D Unscrew bleed screw of first filter in
direction 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 filter for leaks
Maintenance and care
62