VESPA LX 4T USA Workshop Manual page 114

Engine
- Remove the sprayer tilting the carburettor body.
N.B.
THIS OPERATION IS NECESSARY TO AVOID LOSING
SPRAYER PARTS WHEN CLEANING THE CARBURETTOR
BODY. IF THE SPRAYER IS FORCED IN ITS HOUSING DO
NOT ATTEMPT TO REMOVE IT AS THIS WILL ONLY DAM-
AGE IT.
- Remove the idle flow screw with the O-ring and
the spring.
CAUTION
DO NOT ATTEMPT REMOVING PARTS EMBEDDED IN THE CARBURETTOR BODY SUCH AS:
FUEL SUPPLY PIPE, PIN SEATING, STARTER NOZZLE, THROTTLE VALVE CONTROL VALVE
SHAFT. DO NOT REMOVE THROTTLE-SHAFT CONNECTION SCREWS. THE FIXING SCREWS
ARE CAULKED AFTER THE ASSEMBLY AND THEIR REMOVAL DAMAGES THE SHAFT.
Refitting the carburettor
- Before refitting, wash the carburettor body accu-
rately with a degreasing solvent and compressed
air.
- Pay special attention to the fuel supply pipe and
the plunger seat.
ENG - 114
LX 4T USA