Air Bleeding - Nanni N2.10 Notice Et Mode D'emploi

Air bleeding

Bleeding the air in the fuel system
is necessary :
• After a maintenance operation
on the fuel system.
• If the fuel tank has been emp-
tied.
• The engine has not been started
for a long time.
To bleed the fuel system IF IT IS
NOT FITTED with an electric pump:
1. Fill totally the fuel tank. Open
the fuel cock.
2. Loose the venting screw
. Use rags around the venting
screw.
3. Pump the fuel using hte lever
until fuel free of air bubbles
flows from the venting screw.
NOTICE: If the lever is too hard
to operate, turn the crankshaft a
fraction of a turn.
4. Continue pumping and at the
same time tighten the venting
screw.
5. Pump few other times to prime
the system.
40
To bleed the fuel system IF IT IS
FITTED WITH AN ADDITIONAL
ELECTRIC FUEL FEED PUMP :
1. Fill totally the fuel tank. Open
the fuel cock.
2. Loose the venting screw
. Use rags around the venting
screw.
3. Start the engine for 5 to 10 se-
conds to let the electric fuel feed
pump bring fuel to the injection
pump.
4. Pump the fuel using the lever
until fuel free of air bubbles
flows from the venting screw.
5. Continue pumping and at the
same time tighten the venting
screw.
6. Pump few other times to prime
the system.
I CAUTION
Avoid draining all fuel in the filter