JLG 4394RT Service Manual - Manual (Page 59)

SECTION 3 - CHASSIS, PLATFORM & SCISSOR ARMS
3121249 – JLG Lift – 3-23
4. Mount Seeger snap ring. Opening of snap ring must
be on the opposite side of the control piston.
5. Fit pressure pins using an assembly aid. Pre-tension
the spring using a suitable device.
6. Assemble piston with retaining plate. Oil piston and
slipper pad.
7. Assembly aid: Hold the pistons by using an o-ring.