229703948 hydraulic drive and braking system for XCMG XMR603VT Light Roller
description
Factory calibrated for XMR603VT traveling power parameters and braking logic, this hydraulic system adopts integrated drive-braking linkage design with precise pressure proportional control. It features smooth power transmission, stepless speed change and rapid braking response, realizing synchronous coordination between driving power and braking torque. Construction rollers frequently switch between driving and braking under continuous vibration and variable load conditions. Ordinary non-standard systems have unstable driving pressure, delayed braking response and poor pressure holding performance, easily causing sliding during braking, jitter during traveling and inconsistent speed, which affect pavement flatness and construction safety. The genuine 229703948 system optimizes hydraulic linkage logic and pressure stability, effectively improving traveling smoothness and braking safety under complex working conditions.
product parameters
Part Number: 229703948
Applicable Model: XCMG XMR603VT Light Combination Roller
Product Name: Hydraulic Drive and Braking System
Core Structure: Hydraulic drive control unit, static pressure braking assembly, pressure holding oil circuit, speed regulation valve group, drive-brake linkage module, sealing hydraulic interface, vibration damping fixing structure
Main Material: High-precision alloy valve body, wear-resistant hydraulic spool, high-pressure elastic sealing parts, anti-corrosion hydraulic pipeline, high-strength fixed support
Core Function: Hydraulic traveling power drive, stepless speed regulation, pressure maintaining braking, anti-slip stop, driving and braking linkage control, traveling state stabilization
Working Characteristics: Stable driving pressure, rapid braking response, reliable pressure holding, smooth speed switching, vibration resistance and low failure rate
Working Condition Adaptation: Adapt to frequent start-stop and speed change, long-term construction vibration, variable load operation and continuous cyclic compaction
Matching Parts: Main hydraulic pump, traveling motor, hydraulic control valve group, operating handle assembly, high-pressure oil pipeline
| Number | Parts Name | Quantity | Material Encoding | |
| 1 | EW28LOMDCF CONNECTOR | 1 | 803103798 | |
| 2 | HOSE ASS’Y | 1 | 803172593 | |
| 3 | HOSE ASS’Y | 1 | 803100182 | |
| 4 | HOSE ASS’Y | 1 | 803171024 | |
| 5 | GREASE BLOCK ASSEMBLY | 1 | ||
| 6 | HOSE ASS’Y | 1 | 803410797 | |
| 7 | CONNECTOR | 1 | 803166749 | |
| 8 | CONNECTOR | 1 | 803103777 | |
| 9 | CONNECTOR | 4 | 803100723 | |
| 10 | OIL BOX ASSEMBLY | 1 | ||
| 11 | CONNECTOR | 4 | 803103326 | |
| 12 | CONNECTOR | 6 | 803382345 | |
| 13 | CONNECTOR | 3 | 803105411 | |
| 14 | RUBBER CLAMP | 2 | 231401695 | |
| 15 | PIPE CLAMP PLATE | 2 | 229600630 | |
| 16 | HOSE ASS’Y | 1 | 803421178 | |
| 17 | PIPE CLAMP | 1 | 229700079 | |
| 18 | SCREWM12×1.75×110 | 4 | 805139840 | |
| 19 | WASHER 6 | 4 | 805338258 | |
| 20 | BOLT M12×30 | 2 | 805004699 | |
| 805046483 | BOLT | 2 | 805046483 | |
| 21 | CUTTING SLEEVE Φ18 | 1 | 803199326 | |
| 22 | BOLT M8×60 | 4 | 805048002 | |
| 23 | HOSE ASS’Y | 1 | 803305173 | |
| 24 | HOSE ASS’Y | 1 | 803409768 | |
| 25 | HOSE ASS’Y | 1 | 803431235 | |
| 26 | HOSE ASS’Y | 1 | 803170645 | |
| 27 | CONNECTOR | 3 | 803103351 | |
| 28 | CONNECTOR | 6 | 803164724 | |
| 29 | ELECTRIC VALVE | 2 | 803004169 | |
| 30 | BOLT M6×40 | 4 | 805047996 | |
| 31 | CONNECTOR | 3 | 803162089 | |
| 32 | HOSE ASS’Y | 3 | 803370123 | |
| 33 | PUMP JOINT ASSEMBLY | 1 | ||
| 34 | HOSE ASS’Y | 1 | 813403458 | |
| 35 | HOSE ASS’Y | 1 | 239902026 | |
| 36 | HOSE ASS’Y | 1 | 239902193 | |
| 37 | HOSE ASS’Y | 1 | 813403427 | |
| 38 | HIGH-PRESSURE OIL BLOCK ASSEMBLY | 1 | ||
| 39 | HOSE ASS’Y | 2 | 813403459 | |
| 40 | HOSE ASS’Y | 3 | 803422033 | |
| 41 | HOSE ASS’Y | 2 | 803486038 | |
| 43 | HOSE ASS’Y | 1 | 253102357 | |
advantages
• Integrated drive and brake linkage design realizes seamless switching between traveling and braking, eliminating operation jitter and lag.
• Precise pressure maintaining control ensures stable braking performance, effectively preventing sliding during parking and stopping.
• Stepless speed regulation output enables smooth traveling acceleration and deceleration, improving pavement compaction flatness.
• Optimized anti-vibration hydraulic structure maintains stable pressure output under long-term vibration, avoiding power and braking failure.
• High-precision valve core matching reduces internal leakage and pressure loss, improving hydraulic transmission efficiency.
• Original factory parameter calibration perfectly matches XMR603VT traveling characteristics, with accurate assembly and excellent interchangeability.
maintenance & replacement tips
• Regularly check hydraulic pipelines and interfaces for oil leakage, aging and looseness to ensure system tightness.
• Inspect traveling speed stability and braking reliability, timely troubleshooting sliding, jitter and unresponsive braking faults.
• Keep hydraulic oil clean and replace filter elements regularly to prevent valve core blockage and hydraulic system disorder.
• Check the fixing and damping components of the system to avoid parameter drift caused by long-term vibration.
• Avoid frequent sharp acceleration and emergency braking to reduce hydraulic impact and component wear.
• Replace with genuine 229703948 hydraulic drive and braking system during overhaul to restore original traveling and braking 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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