Air Cut-Off Valve - TGB BLADE 425 Service Manual

4. FUEL SYSTEM

Air Cut-Off Valve

Disassembly
Remove air vent hoses.
Remove fuel hose.
Remove vacuum hose.
Remove air cut-off valve cover 2 screws，spring
and valve.
2 screws
Inspection
Check the valve is in normal.
If the valve is in normal, it will restrict air-flow
If air-flow is no restricting, replace carburetor
assembly.
Check the vacuum pipe o-ring is in normal.
Air cut-off valve
Assembly
Install in reverse order of removal procedures.
4-5