INSTALLER AS- 1U8697 - Caterpillar

Start By:
Remove the undercarriage frame.
Remove all the grease from the swing gear and bearing. Put the grease in a suitable container for storage or disposal.
Illustration 1 g00520664
Put an alignment mark on swing gear and bearing (1) and on the undercarriage frame assembly for assembly purposes. Attach Tooling (A) and a suitable lifting device to swing gear and bearing (1), as shown. Apply slight lifting tension to swing gear and bearing (1).
Illustration 2 g00520670
Use Tooling (B) to remove bolts (2) and the spacers that hold swing gear and bearing (1) to the undercarriage frame.
Remove swing gear and bearing (1). The weight of swing gear and bearing (1) is approximately 640 kg (1410 lb).
Illustration 3 g02128394Note: Inner dust seal (3) and outer dust seal (4) may have been installed dry and bonded to the swing gear and bearing.
Remove inner dust seal (3) and outer dust seal (4) from the swing gear and bearing.
Clean the seal grooves of the inner dust seal and the outer dust seal with a fine grit sandpaper. Use a cleaning solvent to clean the sealing grooves. Make sure that the seal grooves are thoroughly clean and dry prior to installing the new dust seals.Installation Procedure
Install swing gear and bearing (1) in the reverse order of removal.
Illustration 4 g02128394
Use the following procedure to install the new inner dust seal (3) and the new outer dust seal (4):
Use a wire brush to clean the grooves for the dust seal of the swing gear and bearing. Make sure that all the dirt and foreign material has been removed.
Wash the grooves for the dust seal in a suitable solvent that will not leave an oily residue.
The grooves for the dust seal in the swing gear and bearing must be clean and dry prior to installation of the dust seal.
Cut one end