2006-2009 Honda TRX680 (TRX 680 FA-FGA) Factory Service Manual, Page 295Get this manual
DRIVETRAIN SYSTEM Remove the seali ng bolts and wash ers on the bottom of the shift val ve body
Conne ct the il pressure gau ge and adapte to each in spection hole (ho le th read s; M8.251TOOLS: Pressur gaug set Oil pressu re gaug 0-160 psi Ad apt er, banjo 1.25 07406-0020005 07ZMJ-HN2A 100 and 07AMJHN 8A 100 (U.S.A nly )
Start the engine and chec the oil pressu re as fol lowsFor Ime pressure
Shift the sub-transm ission into Neutral (set the selector lev er in cent er posi tion) and easur th il pressureLINE OIL PRESSURE 180 C 176 -F): 785 kPa (8.0 kgflcm114 psi) at 5,000 rpm (min"HOSE 1stt2nd3rd pr essure :