FRAME AS-ENGINE END 9V9868 - Caterpillar

Removal Procedure
Start By:
Remove the platform that is located over the travel motor. Refer to Disassembly and Assembly, "Platform - Remove" in this manual.
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.
At operating temperature, the hydraulic oil is hot and under pressure. Hot oils can cause burns.To prevent possible personal injury, release the pressure in the implement hydraulic circuit (boom, stick, bucket, and swing), travel circuits, and the hydraulic oil tank at the filler cap before any hydraulic lines or components are disconnected or removed.Remove the filler cap only when the engine is stopped and the filler cap is cool enough to touch.
Note: The procedure to remove the front high speed travel motor and the procedure to remove the rear high speed travel motor is identical. The procedure that follows is for one of the high speed travel motors.
Release the hydraulic system pressure. Refer to Disassembly and Assembly, "Hydraulic System Pressure - Release" in this manual.
Illustration 1 g00640505
Note: Cap all hose assemblies and cap all hydraulic fittings that are disconnected in order to prevent oil loss. This will also keep contaminants out of the hydraulic system.
Disconnect hose assemblies (1) .
Disconnect hose assembly (2) .
Illustration 2 g00640526
Note: Mark the orientation of the ports for the travel motor for installation purposes.Note: Oil from the gear housing may drain when the bolts for the travel motor are loosened. Place a container that is suitable for storage or disposal of the gear oil under the travel motor.Note: Adapter plate (4) will be loose after the travel motor is removed.
Loosen five bolts (3). Do not remove the bolts at this time.
Illustration 3 g00640534
Fasten a hoist and a lifting strap to travel motor (5). Remove bolts (3), the lockwashers, and washers. Remove travel motor (5). The weight of the travel motor is 34 kg (75 lb).
Illustration 4 g00640571
Remove adapter plate (4) and O-ring seal (6) .
Illustration 5 g00640579
Remove O-ring seal (7) .
Illustration 6 g00640538
Remove spacer (8) from the drive shaft.
Illustration 7 g00640552
Remove drive shaft (9) from the gear.