2009-2010 Polaris RZR Factory Service Manual, Page 28Get this manual
MAINTENANCE Throttle Pedal Inspection
If the throttle pedal has excessive play due to cable stretch or cable misadjustment, it will cause delay in throttle speedAlso, the throttle may not open fullyIf the throttle pedal has no play, the throttle may be hard to control, and the idle speed may be erratic345Slide back the cable adjuster bootUsing 10 mm open-end wrench, loosen the adjustment jam nutUsing an mm open-end wrench, move the cable adjuster until 116" to 18" (1.5mm) of freeplay is achieved at the throttle pedal
NOTE: While adjusting, lightly move the throttle pedal in and outCheck the throttle pedal play periodically in accordance with the Periodic Maintenance Chart and adjust the play if necessary67Re-tighten the jam nutApply small amount of grease to the inside of the boot and slide it over the cable adjuster to its original position
Throttle Freeplay Adjustment
Inspection 123Place the transmission in the (Park) positionStart the engine, and warm it up thoroughlyMeasure the distance the throttle pedal moves before the engine begins to pick up speedFreeplay should be 116"18" (1.5mm)1234567