JLG 600SC_660SJC Service Manual - Manual (Page 118)

SECTION 6 - UNDERCARRIAGE
6-14 – JLG Lift – 3120898
Installation
1. Be sure the mounting surface on the track roller, the
track guide, and the undercarriage frame are clean
and free of dirt and debris prior to installing the track
roller and the track guide.
2. Use tooling (B) to put the track roller (2) in position
on the undercarriage frame. The weight of the track
roller is 75 lb. (34 kg). Make sure the plug in the
roller is facing toward the outside of the undercar-
riage frame. Install the four bolts that hold the roller
in position.
3. Use tooling (B) to put track guide (1) in position on
the undercarriage frame. The weight of the track
guide is approximately 110 lb. (50 kg). Install the
four bolts that hold the guide.
4. Prior to lowering the machine to the ground and
tightening the track, be sure that all of the track roll-
ers rotate smoothly by hand.
5. Lift the machine off tooling (A). Remove tooling (A)
from the machine. Lower the machine to the floor.
6. Tighten the tension of the track.
Table 6-5. Track Roller Required Tools - Removal
Tool Part # Description Qty.
A 8S-7640 Stand 2
8S-7611 Tube 2
8S-7615 Pin 2
B FT-1310 Track Roller Lifting Fork 1