Vapor Gas Diagram - Yamaha F150A Service Manual

Vapor gas diagram

TIP:
When the engine is running, air is drawn from the atmosphere to purge the vapor gas that has accu-
mulated in the canister into the combustion chambers.
7. Filter
4. Vapor shut-off valve
6. Combustion
chamber #1
8. Atmosphere (cowl outside)
1. Vapor separator
2. Filter
3. Canister
4. Vapor shut-off valve
5. Intake manifold
6. Combustion chamber
7. Filter
4
7
3
3. Canister
5. Intake manifold
6. Combustion
chamber #2
1
2
2. Filter
6. Combustion
chamber #3
8. Atmosphere (cowl outside)
A. Vapor gas flow
B. Air flow
D. Purified gas
2-14
Fuel system
1. Vapor separator
6. Combustion
chamber #4
0
1
2
3
4
5
6
7
8
9
A
B
10
D
A