1999 Polaris SLH, SLTH, SLX, SLTX, PRO785 Factory Service Manual, Page 99Get this manual
FUEL SYSTEMCARBURETION Carburetor Adjustment and ServiceMikuni Carburetor Adjustment 1Throttle cable freeplay adjustment should be maintained at .020.060" (.51.5 mm) at the throttle flipperAdjust by turning the lock nuts at the carburetor and then fine tuning at the throttle block adjuster boltSee Maintenance section for procedure
.020 -.060"(.51.5 mm)
The choke cable is adjusted with the lock nuts at the carburetorThe choke knob should just touch bottom of its travel when the choke butterflies are open completely (vertical)