Athena Engineering S.r.l.
Athena Engineering S.r.l.
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How to Use Magnetic Drive Pumps Correctly?

Magnetic drive pumps are widely used in industries such as chemical processing and pharmaceuticals due to their leak-free operation and high safety. Correct usage not only extends equipment life but also ensures production safety.

Ⅰ.Preparation and Standard Procedures Before Installation

1.Foundation Inspection

Before installation, verify that the pump model matches the characteristics of the medium, paying particular attention to whether the pump's temperature and pressure resistance meet the operating conditions. Inspect critical components such as the impeller and magnetic cylinder for any impact damage, and ensure that seals are intact to prevent potential leaks caused by component issues.

2.Piping Connection

The suction piping must be airtight to prevent air leakage. Install valves and pressure gauges on the discharge piping to facilitate flow adjustment and pressure monitoring. Ensure the pump is installed at a position higher than the liquid level to avoid cavitation, and secure the base firmly to minimize vibration and noise during operation.

Magnetic Drive Pumps

Ⅱ.Key Points for Startup and Operation

1.Venting and Preheating Before Startup

Before initial startup, fill the pump with the medium and open the vent valve to expel air, preventing dry running which can damage the magnets. If handling high-temperature media, perform preheating by gradually increasing the pump temperature to the operating level to avoid component deformation due to excessive thermal stress.

2.Real-time Monitoring of Operating Parameters

During operation, closely monitor discharge pressure, motor current, and pump temperature to ensure pressure remains within the rated range and current does not exceed the motor's rated value. Immediately shut down and inspect the pump if abnormal noises or vibrations occur to prevent failure of the magnetic coupling.

Ⅲ.Routine Maintenance and Care

1.Regular Inspection of Wear Parts

Inspect wear parts such as bearings and shaft sleeves every 3-6 months based on usage frequency, and replace worn or aged components promptly. Clean the filter regularly to prevent impurities from entering the pump and damaging the impeller or magnetic cylinder.

2.Lubrication and Cleaning Management

Maintain adequate and clean lubricating oil in the bearing housing, replacing it according to the cycle specified in the manual. After shutdown, clean the external surfaces of the pump, paying special attention to dust on heat dissipation fins to ensure effective cooling.

Ⅳ.Emergency Handling of Abnormal Conditions

1.Insufficient Flow or Pressure Drop

First, check if the suction piping or filter is clogged. If these are normal, inspect the impeller for wear or determine if the magnetic coupling is slipping. Replace the relevant components if necessary.

2.Overheating of the Pump

Immediately shut down and check if the cooling system is functioning properly and if the bearings are damaged. If overheating is due to excessively high medium temperature, implement cooling measures before restarting.

By strictly adhering to the above operational guidelines, the performance advantages of magnetic drive pumps can be fully realized, and the occurrence of failures minimized, thereby providing reliable protection for production safety.

Ⅴ.Summary

Magnetic drive pumps are widely used in industries such as chemical and pharmaceutical manufacturing, and their correct usage is critical. Before installation, check compatibility and components, and connect piping correctly; before startup, vent and preheat; during operation, monitor parameters. Perform regular inspections of wear parts, clean filters, and maintain lubrication and cleanliness. If you have any needs for magnetic drive pumps, trust TEFFIKO. TEFFIKO specializes in manufacturing magnetic drive pumps—contact us today to purchase.

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