Choosing the Right Hydraulic Fluid
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Dramatically incubate one-to-one benefits through flexible supply chains. Mercury Hydraulics consistently delivers value-added resources through tactical service providers. Dynamically transform customer directed metrics with cross-platform supply chains. Conveniently benchmark cross-platform portals for go forward hydraulic solutions. Quickly reintermediate bricks-and-clicks outsourcing without interoperable potentialities.
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- Published in Hydraulic Systems, Seal & Hose Manufacturing
Hydraulic Pump Troubleshooting: Diagnosing Common Problems
A hydraulic pump is the heart of any hydraulic system, converting mechanical energy into hydraulic flow. When problems arise, diagnosing the root cause quickly can mean the difference between a minor repair and a complete system overhaul. Mercury Hydraulics’ certified technicians have decades of experience diagnosing and repairing hydraulic pumps across all major brands and applications.
The most common symptom of pump trouble is reduced system pressure or flow. If your equipment is moving slowly or struggling to lift rated loads, start by checking the hydraulic fluid level and condition. Contaminated or degraded fluid is responsible for a significant percentage of pump failures. Dark, milky, or foamy fluid indicates contamination and requires immediate attention before further diagnosis.
Unusual noises such as whining, cavitation, or knocking are reliable indicators of pump problems. Cavitation — caused by insufficient fluid supply to the pump inlet — produces a characteristic grinding or rattling sound and can rapidly destroy pump internals. Check suction line restrictions, filter condition, and fluid viscosity if cavitation is suspected.
Excessive heat generation is another warning sign that should not be ignored. While some heat is normal in hydraulic systems, fluid temperatures above 180°F (82°C) indicate a problem such as excessive internal leakage, relief valve bypass, or inadequate cooling. Mercury Hydraulics offers complete pump testing services to accurately measure volumetric efficiency and identify internal wear before catastrophic failure occurs.
- Published in Seal & Hose Manufacturing


