2008 Arctic Cat DVX 90 / 90 Utility ATV Service Manual, Page 13Get this manual
GasVent Hoses Replace the gas hose every two yearsDamage from aging may not always be visibleDo not bend or obstruct the routing of the carburetor vent hoseMake certain that the vent hose is securely connected to the carburetor and the opposite end is always open
1Set the brake lever locksStart the engine and warm it up to normal operating temperature
! CAUTION
Make sure the engine is fully warm before adjusting the idle RPM
2Turn the idle adjustment screw in or out until the engine idles at 1700 RPM
Adjusting Throttle Cable
To adjust the throttle cable free-play, use the following procedure1Pull back rubber boot to access cable adjustment nut
! WARNING
Adjust the idle to the correct RPMMake sure the engine is at normal operating temperature before adjusting the idle RPM