GB-NL-F-48
Fig.30
Fig.31
Fig.32
GB
FUEL SYSTEM
ll Use Diesel fuel No.2-D (ASTM D975)
ll See engine manufacturer's manual for additional
information.
Bleeding air from fuel system
1. Turn the ignition switch to the ON position (don't
start engine).
2. Open air vent R on side of injection pump to
allow air to escape.
3. Retighten air vent.
4. Turn ignition to OFF.
Water Seperator - If water is not removed from the
fuel, extensive damage can be done to the fuel
injection system.
1. Bleed all air from fuel system.
2. With engine off, open vent T at top of water
seperator.
3. Open drain valve B at bottom of water seperator
to allow any water to drain out.
4. If water is present, it will drain first. When fuel
emerges from the valve, close the valve. Close
the vent.
NOTE: Failure to drain water reduces fuel filter
efficiency.
To change water seperator
1. Spin off bowl and discard O ring.
2. Remove filter
3. Remove centre post from old filter and save.
Discard old filter.
4. Remove draincock from centre hole of new
filter and discard.
5. Remove plug from larger of two holes in new
filter and discard.
6. Install post removed above in centre hole of
new filter. Tighten securely.
7. Lubricate gasket of new filter. Install filter on
filter head, tighten securely by hand.
8. Install new O ring in bowl and lubricate with
oil. Install bowl on filter, tighten securely by
hand.
9. Close vent T and drain valve B.
10. Turn engine on but do not start engine.
Check for leaks, tighten where necessary.
Turn off ignition.
To Next Page