- Product Name: Hydraulic Gear Pump
- Port: Huangpu
- Standard: Standard
- Model:K3V63
- Part number:716654A 719211
- Weight: 32 Kgs
-
Applications of Gear Pumps in Excavators
Gear pumps are widely used in excavators due to their reliability and efficiency. Key applications include:
5.1 Hydraulic System Power Source
5.2 Swing Mechanism
5.3 Travel Motors
5.4 Auxiliary Hydraulic Functions
Common Failures & Troubleshooting
Despite their robustness, gear pumps may experience failures due to wear, contamination, or improper maintenance. Common issues include:
6.1 Low Pressure or Flow
-
Causes: Worn gears, internal leakage, clogged filters, or air ingress.
-
Solutions: Inspect and replace damaged gears, check for leaks, clean/replace filters, and bleed air from the system.
6.2 Overheating
-
Causes: Excessive load, low fluid levels, or degraded oil.
-
Solutions: Ensure proper oil viscosity, maintain correct fluid levels, and avoid overloading.
6.3 Excessive Noise & Vibration
-
Causes: Cavitation, misalignment, or bearing wear.
-
Solutions: Check suction lines for restrictions, realign pump shafts, and replace worn bearings.
6.4 Fluid Leakage
List of spare parts
| # | Part No | Part Name | Comment | Qty. | Price request |
| - | 716654A | PUMP, GEAR | | 1 | |
| - | 719211 | PUMP ASSY, GEAR | 2 kg | 1 | |
| 307 | 130421 | POPPET | | 1 | |
| 307 | 136300 | POPPET | | 1 | |
| 308 | 130388 | SEAT | | 1 | |
| 308 | 136301 | SEAT | | 1 | |
| 309 | 130389 | SPRING SEAT, GEAR PUMP | | 1 | |
| 309 | 139302 | RING | | 1 | |
| 310 | 117400 | SPRING | 8 kg | 1 | |
| 311 | 130390 | SCREW, ADJUSTING | | 1 | |
| 311 | 136299 | SCREW, ADJUSTING | | 1 | |
| 312 | 130391 | NUT, LOCK | | 1 | |
| 351 | 130908A | CASE, GEAR | 1 kg | 1 | |
| 351 | 136298 | CASE, GEAR | 1 kg | 1 | |
| 353 | 131028 | GEAR, DRIVE | | 1 | |
| 354 | 131030 | GEAR, DRIVEN | | 1 | |
| 355 | 129640 | FILTER | | 1 | |
| 361 | 130395 | CASE, FRONT | | 1 | |
| 361 | 130395A | CASE, FRONT | | 1 | |
| 433 | 130400 | FLANGE, SOCKET | | 2 | |
| 434 | 130402 | FLANGE, SOCKET | | 2 | |
| 435 | 130398 | BOLT, HEX SOCKET | | 4 | |
| 466 | 108844 | PLUG, VP | | 1 | |
| 700 | 129642 | RING | | 1 | |
| 710 | 201675 | O-RING 1BG85 | | 1 | |
| 725 | 206598 | O-RING 1BP11 | | 1 | |
| 732 | 201706 | O-RING 1BP16 | | 1 | |
| 850 | 202596 | RING, SNAP | 1 kg | 1 | |
| * | 719211KT | SEAL KIT, GEAR PUMP | | 1 | |
Support and Services:
Our Hydraulic Gear Pump product comes with top-notch technical support and services to ensure your satisfaction and optimal performance. Our team of experienced engineers and technicians are available to provide you with expert advice and assistance with any issues you may encounter with your pump.
Our technical support includes:
- Installation assistance
- Troubleshooting and problem-solving
- Product specifications and recommendations
We also offer a range of services to keep your Hydraulic Gear Pump running smoothly, including:
- Regular maintenance and inspection
- Repair and replacement of damaged or worn parts
- Upgrades and modifications to improve performance
Our goal is to ensure that you get the most out of your Hydraulic Gear Pump and that it continues to meet your needs for years to come. Contact us today to learn more about our technical support and services.
