Used Liebherr Travel Hydraulic Pump

Key Technical Specifications

The technology behind Liebherr travel hydraulic pumps is based on an axial piston system delivering service pressures from 280 to 350 bars. The LPVD 45, 64, and 100 models fit crawler excavators from 12 to 50 tons, ensuring optimal driving force.

The open circuit allows precise hydraulic flow regulation, delivering outstanding performance on demanding job sites. The travel pumps feature cradle hydrostatic bearings, significantly extending their operational lifespan.

A sophisticated control system ensures automatic pressure adjustment based on working conditions, optimizing the energy consumption of equipped machinery.

Our Stock for LIEBHERR Hydraulic Excavators

Our range of travel hydraulic pumps includes a carefully selected lineup of LPVD models tailored for Liebherr hydraulic excavators. The 45, 64, and 100 cm³ series deliver optimal performance on Liebherr excavators ranging from 12 to 35 tons.

The axial piston systems generate impressive service pressures up to 350 bars for the most demanding applications. Our technical expertise guarantees the choice of components perfectly suited to your machine.

The available travel pump range covers all translation power needs, from mini excavators to large Liebherr hydraulic excavators. Each model undergoes thorough testing on specialized test benches before dispatch.

Our Stock for 550 Loaders and Other Loaders

Our range of travel hydraulic pumps for Liebherr L506ST and L550 loaders includes LPVD 75 and 100 models, tested on our dedicated test bench. These units provide variable displacement from 75 to 100 cm³/rev, perfectly matching loaders weighing 18 to 25 tons.

Reconditioned pumps offer performance comparable to new versions, with flow rates reaching up to 180 l/min. Our permanent stock includes references compatible with the L550 series, ensuring optimal fit with original systems.

Professionals particularly value the robustness of integrated Rexroth components, ensuring maximum reliability under intensive use conditions.

Compatibility with Your Liebherr Equipment

The LPVD series travel systems fit models R900 to R980 of crawler excavators. A cross-referencing system quickly identifies the suitable displacement, ranging from 45 to 125 cm³/rev depending on the tonnage.

The wheel loaders from L506 to L586 accept versions from 75 to 140 cm³/rev, delivering service pressures up to 400 bars. This technical versatility ensures optimal power transmission across various terrains.

Successive updates of the Liebherr series are accounted for in connector design, ensuring perfect integration with existing circuits. Interface standardization facilitates mounting on different generations of equipment.

Criteria for Selecting a Reliable Pump

Choosing a travel hydraulic pump requires careful verification of technical specifications. The displacement must match the original specifications of the Liebherr model, while the nominal speed ensures optimal power transmission.

Thorough inspection of bearings and seals ensures no potential leaks. The quality of Rexroth components, renowned in the construction equipment sector, is a reliable indicator of longevity.

Compatibility of the fittings with your hydraulic circuit deserves special attention. Pumps tested on our control bench show performance validated under real conditions, meeting the demands of earthmoving professionals.

Signs of Wear and Diagnosis

Identifying wear symptoms in a Liebherr travel hydraulic pump requires close observation of operating parameters. Abnormal mechanical noises, such as knocking or whistling, often indicate internal component deterioration.

Gradual loss of travel power, particularly noticeable on LPVD models, signals hydraulic pressure drop. The presence of metal particles in the hydraulic fluid indicates wear of pistons or the barrel.

Excessive vibrations in the circuit, coupled with abnormally high fluid temperature, are reliable markers of a failing pump. Our technical expertise allows precise diagnosis, guiding the selection of a suitably matched replacement pump.

How to Maintain a Liebherr Travel Hydraulic Pump?

Maintenance of travel hydraulic pumps relies on regular checks of fluid level and quality. Monthly inspection of service pressure combined with analysis of operating temperatures helps anticipate potential malfunctions.

Thorough cleaning of filters and hydraulic connections preserves optimal system performance. Close attention to operating noises during acceleration phases quickly reveals emerging issues.

Monitoring flow rates and differential pressures, alongside visual examination of seal integrity, forms the basis of effective maintenance. Proper lubrication of bearings according to technical recommendations extends the lifespan of moving components.

Installation and Commissioning

Installing a travel hydraulic pump requires careful preparation of the circuit. Complete cleaning of pipes and fittings removes impurities that could damage new components.

Commissioning starts with careful system bleeding, ensuring no air remains in the circuit. Gradual break-in under light load during the first hours optimizes adjustment of moving parts.

Experienced technicians recommend pressure checks after 50 hours of operation. This verification, combined with service temperature analysis, validates optimal performance of the travel system.

Codimatra Service and Support

Codimatra's hydraulic component experts assist you in selecting your Liebherr travel hydraulic pump. Detailed analysis of your machine's characteristics identifies the suitable reference within our used parts stock.

Our technical department offers a personalized diagnosis of your replacement needs. Precise measurements of displacement and service pressure ensure perfect compatibility with your equipment model.

The immediate availability of our stock of tested used hydraulic pumps meets the requirements of earthmoving professionals. Our team is ready to guide you toward the most appropriate solution for your business.

How to Tell if a Liebherr Travel Hydraulic Pump Is Out of Service?

Failure signs usually appear as gradual power loss during movement. A characteristic metallic noise, accompanied by abnormal vibrations in the circuit, reveals advanced internal component wear.

The presence of metal particles in the hydraulic filter is a reliable indicator of piston degradation. Localized overheating of the housing exceeding 80°C under normal operation signals excessive friction of moving parts.

Jerky movements of the machine during maneuvers, along with increased fuel consumption, confirm the need for replacement. Service pressure analysis quickly reveals performance drops below nominal thresholds.

What Is the Effect of Overheating on a Liebherr Travel Hydraulic Pump?

Excessive hydraulic fluid temperature above 85°C alters its viscosity, compromising lubrication of axial pistons. This fluid property degradation reduces mechanical efficiency by 30% and accelerates bearing wear.

Prolonged operation under overheating weakens seals, causing micro-leaks in the housing. Thermal degradation of hydraulic fluid generates deposits progressively clogging the travel circuit pipelines.

Regular monitoring of service temperatures, especially during intensive travel phases, helps anticipate these phenomena. Monthly fluid characteristic checks preserve the nominal performance of Liebherr hydraulic pumps.

What Is the Price of a Liebherr Travel Hydraulic Pump?

Prices for used Liebherr hydraulic pumps range from €1800 to €4500 depending on the model and component condition. An LPVD 75 system known for reliability on L550 loaders trades around €2500, while 100 cm³ versions for R900 excavators reach €3800.

The axial piston pump range for mini excavators offers economical solutions starting at €1500. Models specific to high-power machinery equipped with advanced flow control fall within €3500 to €4200.

The used parts market provides excellent value, with average savings of 40% compared to new. Choosing a tested and verified pump ensures optimized investment for earthmoving professionals.