CYLINDER GP-BACKHOE BUCKET 1804239 - Caterpillar

Illustration 1 g01049094
Raise the front of the machine with the hydraulics of the dozer. Place a 100 mm (4 inch) block under the outside edge of a track shoe. Place the block near the track idler. Lower the machine onto the block.
Illustration 2 g01049245
Use a grease pencil to make a mark on the tubular section of the front roller frame. Make a mark on the rear of the roller frame. This mark should correspond with the mark that is on the tubular section.
Illustration 3 g01049226
Raise the front of the machine with the hydraulics of the dozer. Place the block under the inside edge of the same track shoe. Lower the machine onto the block.
Illustration 4 g01049273
Measure the distance between the two marks on the front roller frame. If the distance between the two marks is greater than 4.5 mm (0.18 inch), inspect the track roller frame guides for wear. Repeat the entire procedure for the other side of the machine.
Never build up the track roller frame guides with hard-face welding. This will cause serious wear damage to the guide slots in the front track roller frame.
Illustration 5 g00781090
Track Roller Frame Guide
If dimension (X) is less than 45.3 mm (1.78 inch), replace the track roller frame guides.Reference: Refer to Disassembly and Assembly, "Front Track Roller Frame - Remove" and refer to Disassembly and Assembly, "Front Track Roller Frame - Install" in the Service Manual for your machine. Also, consult your Caterpillar dealer for more information or for service.