2010 Polaris Sportsman 850 Service Manual, Page 178Get this manual
CLUTCHING (PVT) SPECIAL TOOLS AND SUPPLIES
TOOL DESCRIPTION Drive Clutch Puller (Short) Clutch Holding Wrench Clutch Holding Fixture Drive Clutch Spider Removal and Installation Tool Roller Pin Tool Clutch Bushing Replacement Tool Kit Piston Pin Puller Clutch Compression Tool Clutch Bushing Replacement Tool Kit SPECIAL SUPPLIES LoctiteTM 609 RTV Silicone Sealer PART NUMBER PA-48595 9314177 2871358-A 2870341 2870910 2871226 2870386 8700220 2871025 PART NUMBER NA 8560054
PVT SYSTEM OVERVIEW
General Operation WARNING
All PVT maintenance or repairs should be performed by certified Polaris Master Service Dealer (MSD) technician who has received the proper training and understands the procedures outlined in this manualBecause of the critical nature and precision balance incorporated into the PVT components, it is absolutely essential that no disassembly or repair be made without factory authorized special tools and service proceduresThe Polaris Variable Transmission (PVT) consists of three major assemblies: 1) The Drive Clutch 2) The Driven Clutch 3) The Drive Belt The internal components of the drive clutch and driven clutch control engagement (initial vehicle movement), clutch upshift and backshiftDuring the development of Polaris ATV, the PVT system is matched first to the engine power curve; then to average riding conditions and the vehicle's intended usageTherefore, modifications or variations of components at random are never recommendedProper clutch setup and careful inspection of existing components must be the primary objective when troubleshooting and tuning