2026-11-06
What to Do When High-Voltage Motor Insulation Resistance Is Low
How to distinguish moisture from winding damage when insulation resistance of a high-voltage motor is low, drying procedure and checks before start-up....
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2026-11-06
Can a Cracked Coupling Elastomer Still Be Used
Causes of cracking in coupling elastomers, the risk of continued operation, criteria for immediate replacement and the steps for renewal and alignment re-check....
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2026-11-06
Why a Pneumatic Diaphragm Pump Fails to Draw Media
Troubleshooting order for a diaphragm pump that will not draw media: air supply, air distribution valve, diaphragms and balls, then the suction line....
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2026-11-06
How Often Should Hydraulic Oil Filters Be Replaced
How to set a hydraulic filter replacement interval using both running hours and differential pressure, how oil analysis supports the decision, and what to check during replacement....
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2026-11-06
Filter Cartridge vs. Filter Bag: What Is the Difference and How to Choose
Compares filter cartridges and filter bags in structure, filtration area, temperature and abrasion resistance, and explains how to choose by equipment and dust conditions....
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2026-11-06
Sensing Distance and Installation Guidelines for Inductive Proximity Switches
What determines the sensing distance of inductive proximity switches, flush versus non-flush mounting, side-by-side spacing, interference control and wiring practice....
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2026-11-06
Lubrication Management and Oil Temperature Control for Hardened-Tooth Gear Reducers
Lubrication methods, oil selection, oil level and change intervals for hardened-tooth gear reducers, plus a troubleshooting order for abnormal oil temperature....
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2026-11-06
Maintenance of Intake Valves and Minimum Pressure Valves on Screw Air Compressors
Structure and function of the intake valve and minimum pressure valve, typical fault symptoms and maintenance steps, with a fault-finding order for loading and unloading problems....
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