2006 Honda TRX680 Rincon Factory Service Manual, Page 331Get this manual
DRIVETRAIN SYSTEM Be careful not to Connect the 12 battery positive terminal to the short the positive Yellowred terminal and negative terminal to the and negative Bluered terminal of the AT clutch pressure control terminalssolenoid 2P (Black) connector, and check the spool
valve through the oil passages for operationThe valve should move to away from the solenoid side when the battery is connected, and should return by spring force when the battery is disconnectedSPOOL VALVE
Remove the following from the linear solenoid assembly: valve stopper bolt emergency valve valve spring