A: Typical signs include slow hydraulic movement, weak digging force, unstable system pressure, abnormal pump noise, overheating, and reduced working efficiency. Early inspection helps prevent further hydraulic system damage.
A: Check the pump model, OEM part number, mounting dimensions, hydraulic port connections, rotation direction, and system pressure specifications to ensure correct installation.
A: Confirm the original pump number, excavator model, hydraulic system information, and existing pump details before purchase. Accurate matching helps wholesalers and repair companies avoid incorrect replacements.
A: Designed for construction machinery applications, the pump provides stable hydraulic performance during long working cycles, high-load excavation tasks, and demanding job site conditions.






















