Repairing a Gear Pump：What Are the Component Replacement Principles?
In practical hydraulic system maintenance, repairing a gear pump is not simply about replacing damaged parts. A scientific repair strategy ensures performance recovery, safety, and long service life. Below are the professional principles followed in industrial maintenance. 1. Replace as a Matched Pair Principle Gears, bearings, and wear plates must be evaluated as matched components. […]
How to Eliminate Oil Trapping in Hydraulic Pumps
Method 1: Add Pressure Relief Grooves Relief grooves are machined on side plates or valve plates to connect trapped chambers to low-pressure zones. This allows oil to escape gradually and prevents sudden pressure build-up. Method 2: Optimize Port Timing & Geometry Proper inlet and outlet port timing ensures trapped oil chambers are released at the […]
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