2010 Polaris Sportsman 850 Service Manual, Page 209Get this manual

2010 Polaris Sportsman 850 Service Manual, Page 209

CLUTCHING (PVT) TROUBLESHOOTING Situation Engine RPM below specified operating range, although engine is properly tuned Probable
-Install correct recommended shift weights (too light) Engine RPM above specified operating range -Drive clutch binding -Disassemble
and clean clutch, inspecting shift weights and rollersReassemble without the spring and move sheaves through entire range
to further determine probable cause -Disassemble, clean, and inspect driven clutch -Clean sheaves with denatured alcohol
or brake cleaner, install new belt -Replace belt -Perform beltsheave clearance adjustment with shim washers beneath spider
-Replace with correct belt -Caution operator to operate machine within guidelines -Driven clutch binding -Clutch sheaves
greasy; belt slipage -Drive belt worn too narrow Harsh drive clutch engagement -Excessive beltsheave clearance with new belt
Drive belt turns over -Wrong belt for application -Abuse (continued throttle application when vehicle is stationary, excess
load) Belt burnt, thin spots -Dragging brake -Vehicle operated with parking brake onInspect brake system -Fast, effective