Suzuki RM250 Owner's Service Manual page 141

11-4 FUEL SYSTEM
• Remove the cable holder 7.
• Disassemble the throttle valve assembly as follows.
Carburetor top cap 5
Cable holder 7
Collar spring 8
Collar 9
Clip and jet needle 0
Throttle valve A
Throttle valve collar B
Throttle valve spring C
• Remove the fuel hose 4.
• Disconnect the air vent hoses A.
• Remove the overflow hoses B and C.
• Remove the float chamber D and hose clamps.
• Remove the following parts.
Float pin E and float F
Needle valve assembly G
Main jet H
Slow jet I
Power jet J