BODY GP-EJECTOR 3115492 - Caterpillar

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.
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.
Close the jaws of the work tool. Place the work tool on the ground and shut off the engine of the host machine.
Release the hydraulic pressure for the host machine. Refer to the Service Manual for the host machine.
Illustration 1 g00863459
Typical example
Close the ball valve for the jaw open circuit. The ball valve is mounted on the stick of the host machine.
Install 8T-0860 Pressure Gauge onto test port (1). Test port (1) is in the jaw open circuit.
Start the engine of the host machine. Allow the hydraulic system to rise to operating temperature.
Move the control for the work tool to the jaw close position. Hold the control in the jaw close position for a short period of time.
Make a note of any change in the pressure reading on the pressure gauge. If the pressure increases, the seals in the hydraulic cylinder may need to be replaced.