BAR-BUS 2759916 - Caterpillar

Sudden movement or accidental starting of the machine can cause personal injury or death to persons on or near the machine.To prevent personal injury or death, perform the following:Park the machine on a smooth, level surface.Lower the work tool to the ground and engage the parking brake.Stop the engine and remove the key.Block the wheels and install the steering frame lock.
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, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Specifications
Table 1
Hydrostatic Charge Pressure    
3150 350 kPa (457 51psi)    Introduction
The following test procedure will verify whether the pressure for the hydrostatic charge hydraulic circuit is within the specified limit.Required Tools
Illustration 1 g02571852
Tooling (A) 198-4240 Digital Pressure Indicator Gp
Table 2
Required Tools    
Tool    Item    Qty    Part No    Description    
A         198-4240     Digital Pressure Indicator Gp    
    A1     1     198-4234     Digital Indicator    
A2 1     198-4239     Pressure Sensor Gp
(0 to 41,368 kPa (0 to 6,000 psi))    
A3 1     198-4236     Adapter Cable As    Machine Preparation
Move the machine to a smooth, horizontal location that is away from operating machines and away from personnel.
Place the transmission direction in the NEUTRAL position.
Engage the parking brake. Place wheel blocks in front of the wheels and behind the wheels.
Lower the bucket or the work tool to the ground.
Stop the engine.
Illustration 2 g02703117
Install the steering frame lock.
Relieve the pressure in the hydraulic system.ReferenceFor more information about relieving the hydraulic pressure, refer to the