1985-1987 Honda TRX 250 Fourtrax 250 Service Manual, Page 38Get this manual
4FUEL SYSTEM SERVICE INFORMATION TROUBLESHOOTING FUEL TANK AIR CLEANER CASE CARBURETOR CHOKE CARBURETOR REMOVAL
4 -1 -2 -3 -4 -5 4-5
CARBURETOR OISASSEMBL CARBURETOR ASSEMBLY CARBURETOR INSTALLA nON PILOT SCREW ADJUSTMENT HIGH ALTITUDE ADJUSTMENT
4 -6 -9 -12 -12 -12
SERVICE INFORMATION
GENERAL
Use caution when working with gasolineAlways work in well ventilated area away from sparks or flames When disassembling fuel system partsnote the locations of the O-ringsReplace them with new Q-rings during reo assembly The carburetor float bowl has drain screw that can be loosened to drain gasoline