Carburetor Remove / Install; Vacuum Chamber - Sym GTS 250 Service Manual

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4. Fuel System

Carburetor Remove / Install

Removal
Remove luggage box.
Drain out fuel in the float chamber.
Throttle cable
Fuel pipe
Disconnect the fuel hose, vacuum hose.
Disconnect the auto by-start and heater couplers.
Loosen the adjustment nut and fixing nut of throttle
valve cable, and release the cable from
carburetor.
Release the clamp strip of carburetor, and then
remove the carburetor.
Installation
Install in reverse order of removal procedures. Clamp

Vacuum Chamber

Removal
Loosen drain screw, and drain out residual fuel in
float chamber.
Remove screws (2 screws) of vacuum chamber
cover and the cover.
2 screws
Spring
Vacuum diaphragm
Remove compress spring and vacuum piston.
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