4-22
FUEL
E
Regulator body inspection
1. Inspect:
●
Regulator body
Contaminants
→
Clean.
Damage
→
Replace.
●
Valve (clear film)
1
Damage
→
Replace.
Needle valve inspection
1. Inspect:
●
Needle valve
●
Needle valve seat
Contaminants
a
→
Clean.
Wear
b
→
Replace.
NOTE:
Always replace the needle valve and needle
valve seat as a set.
Jet and carburetor body inspection
1. Inspect:
●
Main jet
●
Pilot jet
●
Carburetor body
Clog/contaminants
→
Clean.
Damage/wear
→
Replace.
CAUTION:
Do not use a steel wire to clean the jets.
This may enlarge the jet diameters and
seriously affect performance.
High- and low-speed adjusting screw
inspection
1. Inspect:
●
High-speed adjusting screw
●
Low-speed adjusting screw
Bends/damage/wear
→
Replace.
CARBURETOR