Inspection - Yamaha SXV70SJ Supplementary Service Manual

CARBURETORS

INSPECTION

1. Inspect:
•
Carburetor body
•
Fuel passage
Contamination → Clean.
NOTE:
•
Use a petroleum based solvent for cleaning.
•
Blow out all passages and jets with compressed
SCH7040
air.
2. Inspect:
•
Rubber seals 1
•
Bearing 2
Wear/damage → Replace.
SCH7050
3. Inspect:
•
Float 1
Damage → Replace.
SCH7060
4. Inspect:
•
Valve seat assembly 1
•
Main nozzle 2
•
Main jet 3
•
Main jet ring 4
•
Pilot jet 5
•
Pilot jet sleeve 6
•
Pilot mixture screw assembly 7
•
Starter plunger assembly 8
SCH7070
•
Jet needle 9
Bends/wear/damage → Replace.
Blockage → Blow out the jets with compressed
air.
7-5
CARB