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4
TRAVEL SYSTEM
DISASSEMBLY AND ASSEMBLY
Removing the Carrier Roller
1. Relax the crawler belt tension.
2. Using a hydraulic jack, push up the crawler belt.
3. Loosen the fixing nut (3) to remove the bolt, and then
remove the roller (4).
Installing the carrier roller
For installation of the carrier roller, follow the same proce-
dure as for removal in the reverse order.
Bolt: ThreeBond #1324
Bolt: 256 N·m
Removing the track roller
1. Loosen the tension of the crawler.
2. Slightly loosen the roller fixing bolt (1) (about one turn).
3. Raise the machine, remove the fixing bolt (1) and re-
move the r
oller (2).
Installing the track roller
1. Temporarily tighten the fixing bolt (1) on the roller (2).
2. Lower the machine to the ground and further tighten
the bolt.
Bolt: ThreeBond #1324
Bolt: 102 N·m
3. Raise the machine and adjust the crawler tension.