Rexroth A10VG closed circuit pump for JCB Road construction machinery 07170/52100 04010/16992 04010/16990 07222/50550 07232/50551

Road construction equipment operates in some of the harshest environments imaginable: dust-choked job sites, extreme temperature swings, and continuous high-load cycles. JCB’s engineering teams demand components that can handle this abuse without compromising performance.

Closed Circuit Design: Efficiency Meets Control

The “closed circuit” designation means the hydraulic fluid circulates in a sealed loop between the pump and motor, rather than returning to an open tank after each cycle. This design offers two critical advantages for road building:

Higher efficiency: Less fluid churning means less heat generation and better fuel economy.

Faster response: The system reacts almost instantly to control inputs—essential when you’re grading a surface to within millimeters.

Compact Footprint, Big Output

Space is always at a premium inside a mobile machine. The A10VG packs up to 180 cc/rev displacement into a remarkably compact package. This allows JCB engineers to mount the pump directly to the engine bell housing, eliminating bulky driveline components and reducing overall machine weight.

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Q1: What’s the typical service life of an A10VG in road construction?

A1: With proper maintenance, expect 6,000–10,000 hours before requiring a rebuild. Factors like dust ingress, fluid contamination, and continuous high-pressure operation reduce this figure.

Q2: Can I replace an A10VG pump myself, or does it require calibration?

A2: While mechanical installation is straightforward, closed-circuit pumps require precise commissioning. The charge pressure, pressure overrides, and neutral position of the swashplate must be calibrated using hydraulic gauges to prevent the paver from "creeping" when it should be stopped.

Q3:What is the price and delivery time of the A10VG hydraulic pump for JCB Road construction machinery？

A3: The specific price and delivery time will depend on the equipment model or specific product model you provide.

Q4:How to purchase an A10VG hydraulic pump for JCB Road construction machinery?

A4:You can visit https://www.baolilaihydraulic.com/contact/ to contact us and purchase our products through various methods.