-
How To Choose a Hydraulic PumpIf you want to replace your old pump :Please send us your existing pump's model code and nameplate directlyIf you want to make a new design :Please provide pump's working condition in details, such as presure, displacement and rotation type.If any questions, please cont
-
A weak cylinder or slow machine often makes the pump look guilty. However, hydraulic pump pressure loss does not always mean the pump has failed. A hydraulic pump mainly creates flow, while resistance builds pressure. Low pressure may come from relief-valve bypass, internal leakage, restricted supply, or control problems. Normal pressure drop also occurs through hoses, valves, fittings, and filters. One pressure reading cannot show where the real fault begins. This guide explains how to confirm the symptom, locate the pressure loss, check external causes, and test pump output under load. The goal is simple: replace the pump only when the test results support that decision.
-
A hydraulic pump should sound consistent during normal operation. A sudden change often matters more than the noise itself. Different sounds can point to different problems. Whining, rattling, knocking, grinding, or buzzing may each suggest a different fault. To understand hydraulic pump noise, first identify the sound. Then note when it appears, where it is loudest, and what the system is doing. Noise can also travel through hoses, valves, couplings, motors, and machine frames. The loudest point is not always the true source. This guide helps narrow the likely cause before you consider pump repair or replacement.
-
Stop replacing hydraulic pumps that overheat. Diagnose hidden root causes—valves, fluid, cooling—to prevent costly repeat failures.
-
Don't let hydraulic pump cavitation destroy your equipment. Spot early signs, diagnose root causes, and avoid costly downtime.
-
Hydraulic charge pump failure can destroy your closed-loop system. Learn diagnostic signs like whining and low pressure to prevent costly downtime.
