2006 Arctic Cat ATVs 400/400TBX/400TRV/500/500TBX/500TRV/650H1/650 V-Twin Service Manual, Page 373Get this manual

2006 Arctic Cat ATVs 400/400TBX/400TRV/500/500TBX/500TRV/650H1/650 V-Twin Service Manual, Page 373

5Remove the screws securing the lower air filter housing to the carburetors; then remove the lower housing and tape over
synchronization screw to equalize vacuum NOTE: Idle RPM must be reset any time the synchronization screw is adjustedCKX119
REMOVING 1Turn the ignition switch to the OFF position; then remove the ignition switch key 6Remove the screw securing the
throttle actuator cover to the front carburetor; then remove the cover ! WARNING Do not turn the ignition switch to the ON
position with the hoses removedGasoline will be pumped by the electric fuel pump causing safety hazard 2Remove the seat;