You filled out your profile, so that's good, Unfortunately the REAL factory service manual wont help if its for a CJ, since you have a Ford engine and transmission.
I would first pull the boot and have a look . Post some pictures here of all the linkage.
LG, it's a C4 with serious modifications.
1957 WILLYS pickup,
1973 J 4000,
1978 CJ7 DD.
1979 CJ7 360, TH400/Quadratrac.
1980 CJ5 trail Jeep.
1989 YJ the CJ to YJ.