Yamaha F75F - Fuel System; Silencer

Fuel system
2-18
Fuel system
Silencer
For the F75F model, the orifice plate is located at the silencer joint.
On the other hand, the F100G model has no plate. The orifice plate will limit the intake air
volume to
save the output power.
1
A
B
a
a
1
1
2
1. Intake silencer
2. Orifice plate
A. F75F
B. F100G
a. Intake air