Excavator Hydraulic Suction Filter (30.5T - 40T Series)
High-Performance Protection for Heavy-Tonnage Hydraulic Systems
The high-performance hydraulic suction filter is specifically engineered for XCMG XE-series excavators in the 30.5 to 40-ton class. Located within the hydraulic reservoir, this primary strainer serves as the essential safeguard for the main hydraulic pump, intercepting large debris and contaminants before they enter the pump intake. By ensuring a steady, restriction-free flow of hydraulic fluid, this filter prevents pump cavitation, reduces internal mechanical wear, and maintains consistent hydraulic pressure during high-demand excavation cycles.
1. Technical Specifications
| Parameter | Detail |
|---|---|
| Component Type | Hydraulic Suction Filter / Strainer |
| Primary Function | Removes large contaminants from hydraulic fluid before it reaches the pump inlet, preventing cavitation and mechanical damage |
| Compatibility (30.5T - 40T) | XE305D, XE310DA, XE335DK, XE370D, XE370DK, XE380DK, XE400DK |
2. Operational Importance
The suction filter is the first and most vital defense for your excavator's main hydraulic pump. On high-tonnage machines like the 30.5T-40T series, the pump handles massive fluid volumes under extreme stress. Any restriction in the suction line can induce cavitation, which manifests as noisy pump operation, internal metal scoring, and eventual loss of power. Regularly replacing this filter ensures the pump maintains optimal suction, extending the service life of both the pump and the entire hydraulic system.
3. Maintenance Protocols
Replacement Cycle: Recommended every 1,000 – 2,000 operating hours or during major hydraulic oil service. In demanding mining or heavy earthmoving environments, inspect or replace more frequently.
Maintenance Tips: Clean the hydraulic tank cover and the surrounding surface thoroughly before opening to prevent dust or grit from entering the reservoir. When removing the filter, inspect the media for metallic particles; their presence is an early warning sign of internal pump or motor wear. Ensure the mounting flange and seals are correctly seated; any air leakage on the suction side will severely impact pump performance and longevity.
4. Technical Support & Logistics
Supplier: Xuzhou Sinoswift Import & Export Co., Ltd.
WhatsApp: +86 13701956981
Email: [email protected]