229703946 hydraulic steering system for XCMG XMR603VT Light Roller
description
Factory calibrated for XMR603VT chassis steering parameters and hydraulic power logic, this hydraulic steering system adopts precision valve core matching and closed-loop pressure control design. It features proportional steering follow-up, stable power assistance and reliable reset performance, realizing synchronous matching between steering wheel rotation angle and machine steering amplitude. Roller construction involves frequent steering, continuous vibration and uneven ground load changes; ordinary non-standard steering systems commonly have weak power assistance, delayed response, poor reset accuracy and drifting issues, causing laborious operation, inaccurate construction routing and reduced compaction quality. The genuine 229703946 system features optimized hydraulic follow-up logic and anti-vibration performance, maintaining consistent steering precision and smooth operation under complex working conditions.
product parameters
Part Number: 229703946
Applicable Model: XCMG XMR603VT Light Combination Roller
Product Name: Hydraulic Steering System
Core Structure: Steering control valve assembly, hydraulic power assistance unit, follow-up oil circuit, pressure balance module, reset buffer structure, sealing and damping assembly, steering hydraulic interface
Main Material: High-precision wear-resistant valve core, high-strength alloy valve body, high-elastic pressure-resistant sealing parts, anti-corrosion hydraulic pipeline, vibration-resistant fixed bracket
Core Function: Hydraulic power steering, steering angle proportional control, automatic reset correction, running deviation suppression, steering pressure stabilization, flexible direction adjustment
Working Characteristics: Sensitive follow-up response, uniform power assistance, accurate reset, stable pressure output, vibration resistance and low wear
Working Condition Adaptation: Adapt to frequent steering operation, long-term construction vibration, uneven ground load and continuous cyclic construction
Matching Parts: Main hydraulic system, steering oil cylinder, operating handle assembly, hydraulic oil pipeline, pressure valve group
| Number | Parts Name | Quantity | Material Encoding | |
| 1 | GUARNIZIONI | 1 | 229700972 | |
| 2 | GEAR PUMP | 1 | 804034429 | |
| 3 | FLANGE | 1 | 803163562 | |
| 4 | FLANGE | 1 | 803163561 | |
| 5 | CONNECTOR | 1 | 803309219 | |
| 6 | HOSE ASS’Y | 1 | 803165365 | |
| 7 | CONNECTOR | 2 | 803107607 | |
| 8 | STEERING CYLINDER | 2 | 803098888 | |
| 9 | ROUND MELT | 4 | 229702057 | |
| 10 | HOSE ASS’Y | 2 | 803308929 | |
| 11 | CONNECTOR | 2 | 803105415 | |
| 12 | CONNECTOR | 4 | 803105414 | |
| 13 | PIN 6.3×40 | 4 | 805600051 | |
| 15 | GB/T93-1987 RONDELLA 8 | 4 | 805338259 | |
| 805300010 | WASHER 8 | 4 | 805300010 | |
| 16 | SCREW M8×30 | 4 | 805141524 | |
advantages
• Proportional hydraulic follow-up design realizes precise steering control with light and flexible operation, reducing driver fatigue.
• Stable power assistance output avoids sudden heavy or light steering, ensuring consistent operating hand feel.
• Built-in reset and deviation correction structure effectively suppresses straight-line drifting and improves construction routing accuracy.
• Optimized anti-vibration hydraulic structure prevents pressure jitter and steering lag under long-term vibration conditions.
• High-precision valve core matching reduces internal friction and leakage, improving system durability and stability.
• Original factory parameter calibration perfectly matches XMR603VT chassis characteristics, with high assembly accuracy and excellent interchangeability.
maintenance & replacement tips
• Regularly inspect steering hydraulic pipelines and interfaces for oil leakage, aging and loose connection.
• Check steering flexibility and reset accuracy; rectify lag, jitter and incomplete reset faults in time.
• Maintain clean hydraulic oil and replace filter elements periodically to prevent valve core blockage and steering failure.
• Inspect the fixing and damping parts of the steering system to avoid parameter deviation caused by long-term vibration.
• Avoid violent and frequent sharp steering to prevent excessive hydraulic impact and component wear.
• Replace with genuine 229703946 hydraulic steering system during overhaul to restore original steering accuracy and power assistance performance.
warehouse
We have built four spare parts warehouses in Xuzhou, Jining, Kunshan and Changsha to provide customers from all over the world with a variety of high-quality spare parts. We can basically ship self-provided spare parts within three days after confirming the order. If the spare parts need to be adjusted or processed, they will be shipped within 7-30 days.
our warehouse
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