CONTROL GP-DIFFERENTIAL LOCK 1919114 - Caterpillar

Open the drain valves on the reservoir, and make sure all air pressure is removed from the system before any work is performed.
1. Disconnect hose assemblies (1) from the front of the reservoir assemblies. 2. Disconnect hose assemblies (2) and (3) from the rear of the reservoir. 3. Remove bolts (4) to remove step group (5) from the frame. 4. Put an acceptable jack in position under the reservoir assembly. Remove the four bolts that fasten the reservoir assembly to the frame. Remove reservoir assembly (6). The weight of the reservoir assembly is 59 kg (130 lb.). 5. Remove U-bolts (9) to remove individual reservoirs (7) from the assembly. The following steps are for installation of the air reservoir assembly.6. With the individual reservoirs in place, put the reservoir assembly on the jack, and install it in position.7. Install step (5).8. Connect hose assemblies (1), (2) and (3) to the reservoir assemblies.