2007 Yamaha Apex Factory Service Manual, Page 285Get this manual

2007 Yamaha Apex Factory Service Manual, Page 285

CARBURETOR HEATER SYSTEM CARBURETOR HEATER SYSTEM CIRCUIT DIAGRAM 1 12 13 16 19 29 30 31 A.Cmagneto Rectifier regulator Main
switch Main relay Fuse (MAIN) Battery Carburetor heater relay Carburetor heater CDI unit Water temperature sensor Fuse (SIGNAL)