OPTION AR-HYDRAULIC 3966808 - Caterpillar

1. Disconnect hose and tube assembly (1) from the top of the rear axle housing group. 2. Fasten a lifting sling to each side of the rear axle housing group. Fasten a hoist to both lifting slings.3. Disconnect tube (2) from the rear axle housing group. Remove four bolts (3) and the nuts that hold the rear support to the frame of the machine.
Typical Example4. Fasten a chain around the axle, front support (6) and yoke (5) to prevent the support and the yoke from falling as the axle is removed. Remove four bolts (7) and the nuts that hold front support (6) to the frame of the machine. 5. Lower the rear axle housing group evenly, so that dowel (4) does not bind and prevent lowering of the rear axle housing group. The weight of the rear axle housing group is approximately 1223 kg (2700 lb). The following steps are for the installation of the rear axle housing group.6. Fasten a chain to support the front support and yoke. Raise the rear axle housing group into position. Install four bolts (7) and four bolts (3) that hold the front and rear supports for the rear axle housing group to the frame. Tighten the bolts to a torque of 475 60 N m (350 45 lb ft).7. Connect tube (2) to the rear axle housing group. Connect hose and tube assembly (1) to the top of the rear axle housing group.8. Lubricate the front and rear supports for the rear axle housing group. See the Operation & maintenance Manual for the correct lubricating procedure.9. After installing the rear tire and rim assemblies, remove (bleed) the air from the brake system. See the topic, "Remove Air From (Bleed) The Brake System" in Systems Operation Testing & Adjusting, 950F Wheel Loader Air System And Brake System, Form No. SENR4930.End By:a. install rear drive shaftb. install rear tire and rim assemblies