2006 Honda TRX680 Rincon Factory Service Manual, Page 343Get this manual
DRIVETRAIN SYSTEM washers inner collar needle bearings THRUSTNEEDLE BEARING
TORQUE CONVERTER INSPECTION
NOTE: Replace the torque converter as an assembly (from converter to inner collar)Check the primary drive gear teeth for abnormal wear or damageHold the torque converter and turn the drive gear to check the one-way clutch in the torque converterThe gear should turn counterclockwise smoothly and should not turn clockwise