Heat-Tube - Honda VT750C2 Shadow Spirit Service Manual

TECHNICAL FEATURE
HEAT-TUBE
Raw gasoline can enter the catalytic converter under the following conditions:
- The engine stop switch is turned to
"~"
suddenly while the engine is running.
- The engine stop switch is turned to
"~"
suddenly while the engine is running and the throttle is snapped open (addi­
tional fuel is discharged from the accelerator pump).
The heat-tube is installed upstream of the oxidation catalytic converter to protect the catalytic converter from damage by
chemical reactions.
ACCELERATOR PUMP
OXIDATION CATALYTIC CONVERTER
2-3