SPECIAL WORK AND PROCEDURES WITHOUT REMOVING THE ENGINE
SPECIAL WORK AND PROCEDURES
WITHOUT REMOVING THE ENGINE
Procedure for reducing the fuel circuit pressure
Procedure 6 (50 cc)
Important: Wash the power unit
- Remove the footboards (4 screws)
- Remove the tunnels (4 screws)
- Remove the bottom panels (7 bis)
- Disconnect the fuel injector (1)
- Remove the 2 bolts from the injection
manifold (2)
- Remove the injection manifold without
disconnecting the feed pipes
- Connect the fuel injector power supply
harness tool P/N 756017 to the fuel injector and
the battery
- Put the manifold into a container to recover
the fuel
- Operate the tool contactor 5 times for 5
seconds with a 5 second pause between each
operation, in order to lower the pressure in the
injection manifold supply pipe
Note: Secure the injection manifold in the
container, the pressurised jet of fuel may be
dangerous for the skin, do not expose the
hands to the jet of fuel when opening the
injector
Procedure for bleeding the fuel circuit
Procedure 7 (50 and 125 cc)
- Operate the fuel pump by turning the key to
the ignition position (turning on the ignition
operates the fuel pump for 3 seconds)
- Carry out this operation twice
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