2006 Honda TRX680 Rincon Factory Service Manual, Page 57Get this manual
TECHNICAL FEATURES Riding in 3rd range Gear position 3rd gear AT Clutch PC Solenoid OFF Shift Solenoid OFF ON 1st Shift Clutch 2nd j-
3rd "Engaged"
The hydraulic passage is connected to supply hydraulic oil to the 3rd shiftclutchOil is supplied by way of: AT clutch PC solenoid valve 1-2 Shift valve =$ 2-3 Shift valve 3rd Shift clutch(Oil is drained by way of: 1st Shift clutch 1-2 Shift valve 2nd Orifice control valve2nd Shift clutch2-3 Shift valve3rd Orifice control valve)When shifting from 2nd to 3rd position, the draining volume of the 2nd clutch hydraulic oil is controlled by the ordinary orifice and the 3rd orifice control valve to reduce shift shock