JLG 600SC_660SJC Service Manual - Manual (Page 86)

SECTION 4 - CAT CHASSIS (PRIOR TO S/N 0300128000)
4-24 – JLG Lift – 3121157
4.10 SPROCKET
Removal
1. Position the machine onto suitable cribbing below
the first roller, as shown. Ensure that the master pin
is above the center line of the sprocket.
2. Separate the track assembly. Refer to Section 4.5,
Track.
3. Remove bolts (1) which fasten sprocket (2) to the
final drive.
4. Attach Tooling (A) and a suitable lifting device to
sprocket (2). Remove sprocket (2). The weight of
sprocket (2) is approximately 38 kg (85 lb).
Installation
1. Thoroughly clean the mating surfaces of the
sprocket and the final drive prior to installation of the
sprocket.
2. Attach Tooling (A) and a suitable lifting device to
sprocket (2). Position sprocket (2). The weight of
sprocket (2) is approximately 38 kg (85 lb).
3. Remove Tooling (A) and the suitable lifting device
from sprocket (2).
Table 4-13. Sprocket Required Tools - Removal
Required Tools
Tool Part Number Part Description Qty.
A 138-7574 Link Bracket 1
Table 4-14. Sprocket Required Tools - Installation
Required Tools
Tool Part Number Part Description Qty.
A 138-7574 Link Bracket 1