320D2 GC Excavator Machine Systems Swing Gear and Bearing - Remove Caterpillar


Swing Gear and Bearing - Remove
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320D2 GC Excavator Machine Systems [M0066452]
FRAME AND BODY
GEAR & BEARING GP
320D2 GC Excavator Machine Systems Swing Gear and Bearing - Remove
320D2 GC Excavator Machine Systems Swing Gear and Bearing - Install
1.1. Removal Procedure

Removal Procedure

Table 1
Required Tools 
Tool  Part Number  Part Description  Qty 
138-7576  Link Bracket 
132-8223  Hydraulic Pump and Motor (115 V 50/60 Hz Single Phase)(1) 
1U-6221 Hydraulic Torque Wrench 
132-8143 36 mm Hex Link 
(1) 132-8231 Hydraulic Pump and Motor (220 V 50/60 Hz Single Phase) is also available.

Start By:

  1. Remove the undercarriage frame.

  1. Remove all of the grease from the swing gear and bearing. Put the grease in a suitable container for storage or disposal.


    Illustration 1g00520664

  2. 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 the swing gear and bearing.


    Illustration 2g00520670

  3. Use Tooling (B) in order to remove bolts (2) and the spacers that hold swing gear and bearing (1) to the undercarriage frame.

  4. Remove swing gear and bearing (1). The weight of the swing gear and bearing (1) is approximately 280 kg (615 lb).


    Illustration 3g00721855

    Note: Inner dust seal (3) and outer dust seal (4) may have been installed dry in the swing gear and bearing or inner dust seal (3) and outer dust seal (4) may have been bonded to the swing gear and bearing.

  5. Remove inner dust seal (3) and outer dust seal (4) from the swing gear and bearing.

  6. 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.

Information System:

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