2010-2012 PRO-RIDE RUSH Switchback RMK Service Manual, Page 238Get this manual
PVT System clutch sheavesMeasure the opposite side gap using feeler gauge3A slight drag should be felt when inserting the feeler gauge between the belt and sheave face4Compare measured gap to the specificationThe distance between the moveable and stationary clutch sheaves and thus the belt-to-sheave clearance is determined by the number and thickness of the washer(s) installed between the spider and clutch spacerTo increase the clearance, add or install thicker washer(s)To decrease the clearance, remove or install thinner washer(s)Either way, belt-to-sheave clearance adjustment most often requires the spider to be "reindexed"JAM NUT