Yamaha YBR 125 Service Manual page 139

1
3
2
3.Inspection:
Float
If damaged
4. Inspection:
Needle valve
Needle valve seat
If worn or damaged
Note:
The needle valve and its needle valve seat should
be replaced as a complete set.
5. Inspection:
Main nozzle
Main jet
O-ring
Idling fuel jet
→
If polluted
Note:
Blow the jets with compressed air.
4
5-4
Carburetor
→
replace
O-ring
→ replace
clean
5
CARB