Yamaha TT600R Service Manual page 292

CARBURETOR INSPECTION
CARBURETOR INSPECTION
1. Inspect:
•
Carburetor body
Soiled
NOTE:
Use petroleum-based solutions to clean. Clean all
passages and jets with compressed air.
2. Inspect:
•
Valve seat (1)
•
Needle valve set (2)
Wear/Corrosion
•
O-Ring (3)
Damaged
NOTE:
Always replace the needle valve set and the valve
seat together.
3. Inspect:
•
Starter piston (1)
Wear/Damage
•
Stop screw (2)
Damaged
4. Inspect:
•
Diaphragm (1) (piston valve)
•
Diaphragm (2) (enrichment)
Damaged
5. Inspect:
•
Needle jet (1) (primary)
•
Needle jet (2) (secondary)
Curvature/Wear
6-9
CARB
Clean.
Replace.
Replace.
Replace
Replace.
Replace.
Replace.