A10VSO71 Pump Repair

A10VSO71 is a common Rexroth axial piston pump, widely used in various hydraulic systems. Due to its long-term operation in high-pressure and high-speed environments, failures are inevitable. This article will introduce the common failures, maintenance steps and precautions of the A10VSO71 pump in detail.

Common failures and causes

Leakage

Cause aging and damage of seals, wear of cylinder body, wear of distribution plate, etc.

Performance Oil leaks from the pump body and joints.

Excessive noise

Cause bearing damage, gear wear, cavitation, foreign matter entering the pump body, etc.

Performance Abnormal noise is generated when the pump is running.

Insufficient flow or pressure

Cause swash plate stuck, distribution plate worn, oil suction line blocked, hydraulic oil contamination, etc.

Performance System pressure or flow does not reach the rated value.

Overheating

Cause Hydraulic oil viscosity is too high, cooling system failure, excessive load, etc.

Performance The pump body temperature is too high.

Maintenance steps

Disassemble the pump body

Cut off the power supply and release the system pressure.

Remove the connecting pipes, motors and other accessories.

Disassemble the pump body parts in order.

Clean the parts

Use detergent and compressed air to clean the parts thoroughly.

Pay attention to protect the precision parts and avoid damage.

Check the wear

Check the wear of the cylinder, inclined plate, distribution plate, piston, bearing and other parts.

Measure the clearance and compare it with the original factory data.

Replace damaged parts

Replace the seals, bearings, distribution plates and other parts that are severely worn.

Make sure that the replaced parts are consistent with the original factory specifications.

Assemble the pump body

Assemble the pump body in the reverse order of disassembly.

Pay attention to the installation position and direction of each component.

When tightening the bolts, the torque should be uniform.

Debugging and testing

Connect the pipeline and inject hydraulic oil.

Start the pump at low speed and check for abnormal sounds and leaks.

Gradually increase the speed and pressure and perform load tests.

Maintenance precautions

Professionalism The maintenance of the A10VSO71 pump requires certain professional knowledge and skills, and it is recommended to be carried out by professional maintenance personnel.

Special tools Professional tools such as torque wrenches, micrometers, etc. are required during maintenance.

Spare parts quality The replaced spare parts must be original or certified qualified products.

Cleanliness During maintenance, attention should be paid to keeping the environment and parts clean to prevent impurities from entering the pump body.

Careful debugging After the maintenance is completed, careful debugging and testing must be carried out to ensure that the performance of the pump meets the requirements.

Maintenance suggestions

Regular maintenance Regularly replacing hydraulic oil and checking the filter can effectively extend the service life of the pump.

Avoid overload Avoid long-term overload operation of the pump to avoid damage to components.

Pay attention to cooling Ensure that the pump has good cooling conditions to prevent overheating.

Professional maintenance Regularly inspect and maintain the pump by professionals.

FAQ

How long is the life of the A10VSO71 pump

The life of the pump is related to factors such as the use environment and maintenance. Generally, it can reach tens of thousands of hours.

What is the maintenance cost of the A10VSO71 pump

The maintenance cost varies according to factors such as the degree of damage and the number of replaced parts. It is recommended to consult a professional maintenance service provider.

How to choose the right repair service provider

Choose a qualified and experienced repair service provider who can provide professional repair services and quality assurance.

Tips

The above information is for reference only. Please refer to the actual situation for specific repair operations.

For more detailed repair instructions, please refer to the pump's repair manual.

If you need more professional help, it is recommended that you contact a local hydraulic repair service provider.

Elephant Fluid Power Over 1300 Models Hydraulic Pump Spare Parts in Stock! Charge Pumps Control Valves Internal Spare Parts, Bearings Seal Kits Brand New 100% Interchangeable with Original Parts Highest Quality in China Efficient Delivery About 3-5 Days Professional Technical Team to Support Your Spare Parts Repair, Purchase. www.heavyequipmentmaintain.com