JLG 680S Service Manual - Manual (Page 133)

SECTION 3 - CHASSIS & TURNTABLE
3121234 – JLG Lift – 3-85
9. Apply a small amount of clean grease to a new seal
ring (4) and insert it into the housing (18) seal ring
groove.
NOTE: One or two alignment studs screwed finger tight into
housing (18) bolt holes, approximately 180 degrees
apart, will facilitate the assembly and alignment of
components as required in the following proce-
dures.The studs can be made by cutting off the
heads of either 3/8-24 UNF 2A or 5/16-24 UNF 2A
bolts as required that are over 0.5 inch (12.7 mm)
longer than the bolts (1) used in the Torqlink™.
10. Install drive link (10) the long splined end down into
the coupling shaft (12) and engage the drive link
splines into mesh with the coupling shaft splines.
NOTE: Use any alignment marks put on the coupling shaft
and drive link before disassembly to assemble the
drive link splines in their original position in the mat-
ing coupling shaft splines.
11. Assemble wear plate (9) over the drive link (10) and
alignment studs onto the housing (18).
12. Apply a small amount of clean grease to a new seal
ring (4) and assemble it into the seal ring groove on
the wear plate side of the rotor set stator (8B).