CHAIN GP-TRENCHER 2227743 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     8T-5255     Hydraulic Jack     1    
FT-1321 Support Beam     1    
Personal injury or death can result from grease and oil coming out of the relief valve.Grease and oil are under high pressure coming out of the relief valve and can penetrate the body.Do not watch the relief valve to see if grease is escaping. Watch the track or track adjustment cylinder to see if the track is being loosened. Make sure the vent holes are clean before the tension is released on the track.
Release the track tension. Refer to Operation and Maintenance Manual, "Track Adjustment - Adjust".
Illustration 1 g01381058
Note: Note the orientation of track carrier roller (2) for installation purposes. The plug on track carrier roller (2) faces the outside of the machine.
Attach a suitable lifting device through the opening in the track assembly to track carrier roller (2), as shown. The weight of track carrier roller (2) is approximately 64 kg (140 lb).
Position Tooling (A) in order to raise the track assembly. Raise the track assembly.
Remove bolts (1) .
Use the suitable lifting device to lower track carrier roller (2) to the ground.ReferenceRefer to Undercarriage Reconditioning Bulletin, SEBF8568, "Hydraulic Excavator Roller Disassemble and Assembly Procedures" for the disassembly and assembly procedures for the track carrier roller.