ROD AS 4172646 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 8S-7611 Tube 2
8S-7615 Pin 2
8S-7640 Stand 2
B 183-4797 Track Roller Lifting Fork 1 Note: There is a track guide on each side of the machine. The procedure that follows is for the removal of the track roller with the track guide.
Start the engine. Park the machine on a hard, level surface. Stop the engine.
Release the tension on the track. Refer to Operation and Maintenance Manual, "Track Adjustment - Adjust".
Illustration 1 g01211423Note: Adjust the height of Tooling (A) in order to have sufficient clearance for the removal of the track rollers when Tooling (A) is installed under the undercarriage (1) of the machine.
Lift the side of the machine. Install Tooling (A) under the undercarriage, as shown.
Illustration 2 g00664654
Loosen the bolts that hold track guide (2) to the undercarriage. Note: Do not remove the bolts at this time.
Illustration 3 g00664663
Position Tooling (B) and a suitable lifting device under track guide (2), as shown. Remove the bolts that secure the track guide. Remove track guide (2).
Illustration 4 g01212141
Remove rock guards (3) from the undercarriage, if equipped.
Illustration 5 g01212158
Loosen the bolts that secure track roller (4) to the undercarriage. Note: Do not remove the bolts at this time.
Position Tooling (B) and a suitable lifting device under track roller (4), as shown.
Remove the bolts that secure track roller (4). The weight of track roller (4) is approximately 40 kg (88 lb). Remove track roller (4).
Refer to Undercarriage Reconditioning Bulletin, "Hydraulic Excavator Roller Disassemble and Assembly Procedures" for the disassembly and assembly procedures of the track roller.