KIT-JOINT 3136251 - Caterpillar

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, perform the procedure that follows before testing and adjusting the steering system.
Personal injury or death can result from escaping fluid under pressure.Escaping fluid under pressure, even a very small pin-hole size leak, can penetrate body tissue and cause serious injury and possible death. If fluid is injected into your skin, it must be treated immediately by a doctor familiar with this type of injury.Always use a board or cardboard when checking for a leak.
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.
Move the machine to a smooth, level surface. Move the machine away from other operating machines and away from personnel.
Permit only one operator on the machine. Keep all other personnel away from the machine or in sight of the operator.
Place the transmission direction control switch in the NEUTRAL position.
Engage the parking brake. Put blocks in front of the wheels and behind the wheels.
Lower the blade and any attachments to the ground.
Install steering frame lock in the LOCKED position. Secure the lock with the pin.
Turn the engine start switch to the OFF position.
Turn the key start switch to the ON position. Move the joystick control through the full range of travel. This will relieve any pressure that may be present in the implement hydraulic system.
Place the joystick control in the HOLD position. Turn the key start switch to the OFF position.
Depress the brake pedal repeatedly. This will relieve any pressure that may be present in the brake hydraulic system.
Rotate the steering wheel in both directions in order to release the pressure in the steering system.
Illustration 1 g00521264
In order to relieve all of the pressure in the hydraulic oil tank, slowly turn the filler cap counterclockwise until the pressure is released. Tighten the filler cap.
Make sure that all oil pressure is released before you begin any work on any part of the hydraulic system.
The pressure in the hydraulic system has been released. Lines and components can be removed.