SCREEN AS 2003507 - Caterpillar

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, PERJ1017, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat® products.Dispose of all fluids according to local regulations and mandates.
Hot oil and hot components can cause personal injury. Do not allow hot oil or hot components to contact skin.
Note: Install caps and plugs on all openings in order to prevent dirt or debris from entering the system. Cleanliness is an important factor. Before the removal procedure, the exterior of the component should be thoroughly cleaned. This will prevent dirt from entering the internal mechanism.
Drain the oil from the transmission and from the transmission tank into a suitable container. The capacity of the transmission tank is 95 L (25 US gal). The capacity of the transmission system is 246 L (65 US gal). Refer to the Operation and Maintenance Manual, "Transmission Tank Oil - Change" for the correct procedure.
Drain the oil from the axle housing assembly. The capacity of the axle housing assembly is 222 L (59 US gal). Refer to the Operation and Maintenance Manual, "Differential and Final Drive Oil - Change" for the correct procedure.
Position a suitable container below the transmission in order to contain hydraulic oil for storage or for disposal.
Install caps and plugs on all openings in order to prevent dirt or debris from entering the system. Cleanliness is an important factor. Before the removal procedure, the exterior of the component should be thoroughly cleaned. This will prevent dirt from entering the internal mechanism.
Illustration 1 g00644981
Remove bolt (1) and the washer. Remove bolt (3), the hard washer, the grommet, and the spacer. Remove guard (2) from the speed sensor and remove the clip (not shown) that is under the guard.
Illustration 2 g00644984
Remove lockwire (5) that holds wire harness (4) to speed sensor (6). Use Tool (A) (not shown) in order to disconnect wire harness (4) from speed sensor (6) at the electrical connector.
Illustration 3 g00645656
Put identification on two wire harnesses (7) for installation purposes. Disconnect two wire harnesses (7) at the electrical connections. Remove bolt (8) and the hard washer from the transmission.
Illustration 4 g00645660
Disconnect hose assembly (10). Disconnect wire harness (9) at the electrical connection. Remove two clips (11).
Illustration 5 g00645662
Disconnect hose assembly (12) from the transmission.
Illustration 6 g00645665
Disconnect hose assembly (13) from the bottom of the transmission.
Illustration 7 g00647522
Attach Tool (A) to the transmission. Secure Tool (A) to a hoist.
Illustration 8 g00647527
Install Tooling (B) (not shown) at location (X). Location (X) occurs three times around the circumference of the transmission. Tooling (B) holds the differential and bevel gear to the transmission.
Remove 26 full nuts (14) and the washers that hold the transmission in position.
Remove two full nuts (15) and the washers that hold the differential and bevel gear to the rear axle housing.
Remove the transmission, the transfer gears, and the