JLG 4394RT Service Manual - Manual (Page 50)

SECTION 3 - CHASSIS, PLATFORM & SCISSOR ARMS
3-14 – JLG Lift – 3121249
20. Insert Shift Rod (33) into preassembled Cover (8).
21. Install preassembled Cover (8) into Ring Gear (22).
22. Install Snap Ring (24).
NOTE: Prior to operating, fill the drive with new oil.
23. Install Plugs (18) with new Seal Rings (19) into
Cover (8).