804011459 hydraulic power unit gear pump XCMG XS125 road roller spare parts
description
Part number: 804011459
Part name: hydraulic power unit gear pump
Unit name: hydraulic system
Applicable Models: XCMG XS125 vibratory road roller
Compatible with XCMG Road Roller XS125. Suitable for medium‑small tonnage roller working conditions including township road construction, community site compaction, small‑scale infrastructure subgrade treatment and parking lot leveling compaction. For maintenance replacement when machine has slow hydraulic action, low system pressure, abnormal pump noise or pump‑body oil seepage & leakage. Fit for original spare‑part replacement, overseas project maintenance in Middle East and Southeast Asia, overhaul and refurbishment of hydraulic power unit for XS125 road roller.
| Number | Parts Name | Quantity |
| 1 | FLANGE | 1 |
| 2 | SCREW | 2 |
| 3 | GB/T93 5 RONDELLA | 2 |
| 4 | GEAR PUMP | 1 |
| 5 | COUPLING | 1 |
| 6 | C122-24V-800W MOTOR | 1 |
| 7 | GB/T93 6 RONDELLA | 2 |
| 8 | GB/T70.1 M6×20-8.8 SCREW | 2 |
| 9 | MANUAL PISTON | 1 |
| 10 | VALVE BLOCK | 1 |
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advantages
- Flow and pressure parameters match hydraulic power unit system of XS125 road roller for stable oil supply output
- High‑precision gear pair with good volumetric efficiency and reduced internal leakage under high‑pressure condition
- Reliable housing strength, adapt to complex site environment with vibration and temperature fluctuation
- Oil‑port size and mounting flange holes are fully consistent with original machine, direct installation without modification on pipelines and base
FAQ
Q: Can only gear components be replaced instead of whole pump for low pump pressure?
A: If pump housing and bearing seat are already worn, gear replacement alone cannot restore performance. It is recommended to replace complete gear‑pump assembly.
Q: What are common causes for insufficient pressure after new gear‑pump installation?
A: Check oil‑suction pipeline air leakage, insufficient oil level and relief‑valve setting firstly. Inspect pump body only after external factors are excluded.
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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