1999 Polaris SLH, SLTH, SLX, SLTX, PRO785 Factory Service Manual, Page 126Get this manual
FUEL SYSTEMCARBURETION Cable Adjustment Throttle Cable
Minor adjustments to throttle cable freeplay can be performed at the throttle cable adjuster screw on the handlebar12Loosen lock nutTurn adjuster screw in (to increase) or out (to decrease throttle cable freeplay until adjusted to specification
Major adjustments must be performed at the carburetor end of the throttle cable12Loosen nuts and adjust throttle cable until lever freeplay is within specified rangeTighten nuts securely and recheck adjustment
Choke Cable
Choke cable adjustments are made by turning the cable lock nuts at the carburetorThe choke knob should just touch the bottom of its travel when the choke plates are open completely (vertical)