RECEPTACLE AS 1844467 - Caterpillar

In the following procedure, the steering charging pump and the differential lube pump are removed as a unit. The pumps are then separated.
Sudden movement of the machine or release of oil under pressure can cause injury to persons on or near the machine. To prevent possible injury, do the following procedure prior to servicing the machine.
1. Release the pressure in the brake system and steering system as follows:a. Move the machine to a smooth horizontal location. Move away from working machines and personnel, and lower the implements to the ground.b. Permit only one operator on the machine. Keep all other personnel either away from the machine or in view of the operator.c. Activate the parking brake. The parking brake will prevent forward and backward tractor movement with the engine running. It will not prevent tractor movement right or left if the steering wheel is turned with the engine running. Activate the service brakes to prevent all tractor movement with the engine running.d. Stop the engine.e. Move the steering wheel right and left to release the pressure in the steering hydraulic system.f. Depress and release the brake pedal a minimum of 10 times to discharge the brake accumulator.g. Carefully loosen the filler cap on the hydraulic oil tank to release the pressure in the tank.h. Be sure all hydraulic pressure is released before any fitting, hose or component is loosened, tightened, or removed or adjusted.2. Remove the seat assembly and seat support. See "Remove & Install Seat Assembly & Seat Support" in this module.3. Drain the oil from the steering hydraulic oil tank. The capacity of the steering hydraulic oil tank is 35 liters (9 U.S. gal).4. Drain the fuel from the fuel tank. The capacity of the fuel tank is 630 liters (165 U.S. gal).
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