2007-2011 Polaris IQ Snowmobiles Service Manual, Page 335Get this manual
PVT System Drive Clutch Installation
NOTE: Always clean the clutch taper before reinstalling clutch on engine1Place the specified clutch taper reamer in vise and lubricate the cutting edges with cutting oilClean the clutch taper by manually rotating the clutch clockwise on the reamer one or two revolutionsOnly use the weight of the clutch and do not push down on the clutch while turning2Check crankshaft taper for galling or scoringIf necessary clean the taper evenly with 200 grit emery cloth3The clutch taper and the crankshaft taper should be clean and dryDo not use harsh cleaners which may cause clutch taper to corrode, or damage the crank seal4Clean clutch taper with lacquer thinner or isopropyl alcohol5Slide clutch onto crankshaft taper6Install the retaining bolt with all spacers and washers or o-rings that were on the bolt when it was removed7Hold the clutch with the holding wrench PN 931417-A8Torque bolt to specification9Run engine then re-torque the retaining bolt to specification