4 - 12
ENG
CARBURETOR
Needle valve
1. Inspect:
• Needle valve
1
• Valve seat
2
Grooved wear
a
→
Replace.
Dust
b
→
Clean.
• Filter
c
Clogged
→
Clean.
EC464300
Throttle valve
1. Check:
• Free movement
Stick
→
Repair or replace.
NOTE:
Insert the throttle valve
1
into the carburetor
body, and check for free movement.
EC464400
Jet needle
1. Inspect:
• Jet needle
1
Bends/wear
→
Replace.
• Clip groove
Free play exists/wear
→
Replace.
EC464511
Float height
1. Measure:
• Float height
a
Out of specification
→
Adjust.
Float height:
8.0 mm (0.31 in)
