JLG Lull 1044C-54 II Series Service Manual page 312

Frame Tilt and Oscillation
7-30
2. Lubricate new O-ring, backup ring, seals, and wear rings with hydraulic
oil and install on head (Item 8). Using a seal driver, install new wiper
seal in head. Lubricate wiper seal with hydraulic oil.
3. (Ref. Fig. 7-18) Slide head (Item 8), tube (Item 5) and piston (Item 4)
onto rod (Item 6). Lubricate threads on rod with hydraulic oil and install
rod nut (Item 3). Torque rod nut to 1540-1675 ft-lbs.
4. Lubricate new seal and wear rings with hydraulic oil and install on
piston.
5. Apply removable (blue) thread locking adhesive to threads on (1) set
screw (Item 7). Coat inside of barrel (Item 2) with hydraulic oil.
Carefully insert rod and head into barrel.
6. Install oscillation control block.
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