Carburetor Inspection; Needle Valve Inspection - Yamaha TT-R125EW Owner's Service Manual

CARBURETOR
EC464000
INSPECTION
Carburetor
1. Inspect:
Carburetor body
●
Contamination → Clean.
NOTE:
Use a petroleum based solvent for cleaning.
●
Blow out all passages and jets with com-
pressed air.
Never use a wire.
●
2. Inspect:
Main jet 1
●
Main jet nozzle 2
●
Pilot jet 3
●
NOTE:
Use a petroleum based solvent for cleaning.
●
Blow out all passages and jets with com-
pressed air.
Never use a wire.
●
Needle valve
1. Inspect:
Needle valve 1
●
Needle valve seat 2
●
Grooved wear a → Replace.
Dust b → Clean.
NOTE:
Always replace the needle valve and needle
valve seat as a set.
4 - 6
ENG