JLG 4394RT Service Manual - Manual (Page 57)

SECTION 3 - CHASSIS, PLATFORM & SCISSOR ARMS
3121249 – JLG Lift – 3-21
28. Press bearing on drive shaft.
29. Install shaft in supporting axle (1). Place in simula-
tion ring (2). Mount bearing with port plate, fix with 2
screws (3)
30. Attach a measuring device. Ascertain tolerance. Grip
shaft with Seeger ring pincers and move up and
down. [Simulation ring 1mm + tolerance + (bearing
pretension 0.05 - 0.08) is resulting in thickness of the
synchronizing disc]. Grind synchronizing disc to
dimension.
1
2
3