Vacuum Chamber Disassembly - KYMCO VENOX 250 Service Manual

4
. FUEL SYSTEM
VACUUM CHAMBER
DISASSEMBLY
Remove the four vacuum chamber cover
screws and the cover.
Remove the spring , vacuum diaphragm and
piston.
Remove the needle holder and jet needle.
Be careful not to damage the vacuum
diaphragm.
Don't apply the vacuum diaphragm with
the carburetor cleaner.
INSPECTION
Inspect the needle for stepped wear.
Inspect the vacuum piston for wear or
damage.
Inspect the diaphragm for deterioration and
tears.
4-5
Screw
Spring
Vacuum Diaphragm
Needle Holder
VENOX 250
Vacuum Chamber Cover
Vacuum Diaphragm
Jet Needle