GEAR GP-FRONT 3968282 - Caterpillar

Removal Procedure
Start By:
Remove the swing motor. Refer to Disassembly and Assembly, "Swing Motor - Remove".
Personal injury can result from hydraulic oil under pressure.Hydraulic oil under pressure can cause injury to persons on or near the machine when the pressure is suddenly released.At operating temperature, the hydraulic oil tank is hot and under pressure. Hot oil can cause burns.Remove the fill plug only when the engine is stopped, and the fill plug is cool enough to touch with your bare hand.Do not allow hot oil or components to contact skin.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Keep all parts clean from contaminants.Contamination of the hydraulic system with foreign material will reduce the service life of the hydraulic system components.To prevent contaminants from entering the hydraulic system, always plug or cap the lines, fittings, or hoses as they are disconnected. Cover any disassembled components and clean them properly before assembly.Clean the hydraulic system properly after any major component exchange or especially after a component failure, to remove any contamination.
Note: Put identification marks on all lines, all hoses and all tubes for installation purposes. Cap all lines, hoses and tubes in order to prevent foreign material from entering the hydraulic system.
Illustration 1 g00838230
Disconnect hose assemblies (1), (2), (3), and (4) from the swing drive.
Illustration 2 g00835740
Attach a suitable lifting device and a hoist to swing drive (5). Remove the 24 bolts (6) that secure swing drive (5) to the swing frame.
Remove swing drive (5) from the swing frame. The weight of the swing drive is 635 kg (1400 lb).
Repeat Steps 1 through 3 for the other swing drives.