Air Cut-Off Valve; Vacuum Chamber - KYMCO FILLY LX 50 Service Manual

5
. FUEL SYSTEM

AIR CUT-OFF VALVE

DISASSEMBLY
Remove the two screws attaching the
throttle cable set plate and the set plate.
Remove the two screws attaching the air
cut-off valve.
Remove the spring and vacuum diaphragm.
Check the vacuum diaphragm for cracks or
damage and check each passage for
clogging.
ASSEMBLY
Install the vacuum diaphragm onto the
carburetor.
Install the spring and air cut-off valve cover.
Install the throttle cable set plate and tighten
the two screws.
• Be sure to set the vacuum diaphragm
lip into the groove on the carburetor.
• When installing the air cut-off valve
cover, make sure that the vacuum
diaphragm is properly installed.

VACUUM CHAMBER

DISASSEMBLY
Remove the two vacuum chamber cover
screws and the cover.
Remove the spring and vacuum diaphragm/
piston.
5-7
Screws
Throttle Cable Set Plate
Diaphragm
Spring
Screws
Vacuum Chamber Cover
Spring
FILLY LX 50
Screws
Air Cut-off Valve Cover
Cover
O-ring
Vacuum Diaphragm/Piston
Spring