2005-2011 Honda FourTrax Foreman TRX500 FE/FPE/FM/FPM/TM Service Manual, Page 126Get this manual
FUEL SYSTEM Remove the primer knob assembly and spring Check the diaphragm for pin holes, deterioration or damage
DIAPHRAGM
FLOAT CHAMBER
Remove the diaphragmvacuum piston (page 68)Remove the four screws and the float chamberNOTERemove the carburetor heater and collar aher removing the float chamber if necessary
FLOAT CHAMBER
Tap the flosl pin
Remove the followingbaffle plate float pin float float valve