JLG 600SC_660SJC Service Manual - Manual (Page 135)

SECTION 6 - UNDERCARRIAGE
3120898 – JLG Lift – 6-31
2. Remove 15 bolts (1) that hold the sprocket to the
final drive.
3. Fasten Tooling (B.) and a suitable lifting device to
sprocket (2), as shown. Remove the sprocket. The
weight of the sprocket is 82 lb (37 kg).
Installation
1. Thoroughly Clean the mating surfaces of the
sprocket and final drive prior to installation of the
sprocket.
2. Fasten tool (B) and a suitable lifting device to
sprocket (2). Place the sprocket in position on the
final drive.
3. Put a thin coat of Thread Lock Compound on the
threads of 15 bolts (1) that hold the sprocket to the
final drive. Install bolts t1). Tighten the bolts to a
torque of 200 ± 30 ft lb (270 ± 40 Nm).
4. Raise the machine. Remove Tooling (A) from the
frame.
5. Connect the track assembly. Refer to Disassembly
and Assembly, "Track - Connect" in this manual.
Table 6-13. Final Drive Sprocket Required Tools -
Installation
Tool Part # Description Qty.
A 8S-7640 Stand 2
8S-7611 Tube 2
8S-7615 Pin 2
B 138-7574 Link Bracket 1