4 - 4
ENG
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
●
Pilot jet
2
●
Needle jet
3
Damage
→
Replace.
Contamination
→
Clean.
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
●
Valve seat
2
Grooved wear
a
→
Replace.
Dust
b
→
Clean.
EC464301
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.
Summary of Contents for TT-R90(R)
Page 45: ...GEN INFO MEMO...
Page 55: ...GEN INFO MEMO...
Page 101: ...SPEC MEMO...
Page 269: ...ELEC MEMO...
Page 279: ...ELEC MEMO...
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