A: Common symptoms include weak hydraulic power, slow movement, abnormal pump noise, unstable pressure, oil leakage, and reduced excavator working efficiency.
A: Confirm the pump part number, mounting dimensions, hydraulic port connections, rotation direction, and system pressure requirements to ensure proper installation and reliable performance.
A: Check the original pump number, excavator model, hydraulic system specifications, and machine configuration before purchasing. Accurate matching helps prevent incorrect replacement issues.
A: Designed for construction machinery applications, the pump provides stable hydraulic output during continuous operation, high-load excavation tasks, and demanding job site conditions.






















