After sale


Home Service

Maintenance Guide for Screw Air Compressor Dedicated Electric Motors

Maintenance Guide for Screw Air Compressor Dedicated Electric Motors
January 02, 2024

Screw air compressors are widely used in various industries for their efficient and reliable performance. These compressors are powered by dedicated electric motors, which play a crucial role in their operation. Proper maintenance of the electric motors is essential to ensure their longevity and optimal performance. In this article, we will discuss the key aspects of maintaining screw air compressor dedicated electric motors.

screw air compressors

1. Regular Inspection:

Regular inspection of the electric motor is necessary to identify any signs of wear and tear, loose connections, or abnormal vibrations. Inspect the motor housing, fan blades, and cooling system for any damage or debris that may hinder proper functioning. Additionally, check for any loose or damaged electrical connections.


2. Cleaning and Lubrication:

Cleanliness and proper lubrication are vital for the smooth operation of electric motors. Dust and debris can accumulate on the motor surface, affecting its performance. Use a soft cloth or brush to clean the motor housing, fan blades, and cooling fins. Ensure that the motor is switched off and disconnected from the power source before cleaning. Lubricate the motor bearings and other moving parts as per the manufacturer's recommendations to reduce friction and prevent premature wear.


3. Cooling System Maintenance:

The cooling system of the electric motor is crucial for preventing overheating. Ensure that the cooling fins are clean and free from any obstructions. Check the fan blades for any signs of damage and replace if necessary. Proper airflow is essential for efficient cooling, so make sure that the motor is installed in a well-ventilated area, away from excessive heat sources.


4. Belt Tension and Alignment:

In some cases, the electric motor is connected to the compressor through a belt drive system. Check the tension and alignment of the belts regularly to ensure smooth power transmission. Loose or misaligned belts can lead to increased wear and decreased efficiency. Adjust the tension and alignment as per the manufacturer's guidelines.


5. Electrical Connections:

Inspect all electrical connections, including cables, terminals, and connectors, for any signs of damage or corrosion. Loose connections can lead to voltage drops, increased resistance, and potential motor failure. Tighten any loose connections and replace damaged components immediately to prevent further issues.


6. Overload Protection:

Electric motors used in screw air compressors are subject to varying load conditions. Ensure that the motor is equipped with the appropriate overload protection devices to prevent damage due to excessive current or voltage fluctuations. Regularly test and calibrate these protection devices to ensure their proper functioning.


7. Professional Servicing:

While regular maintenance can significantly extend the life of electric motors, it is essential to have them professionally serviced periodically. Professional technicians can perform in-depth inspections, motor winding checks, and other specialized tests that ensure the motor's optimal performance.


Proper maintenance of oil injected air compressor dedicated electric motors is crucial for their longevity and efficient operation. Regular inspection, cleaning, lubrication, cooling system maintenance, belt tension, electrical connection checks, overload protection, and professional servicing are essential aspects of motor maintenance. By following these guidelines, users can ensure reliable performance and maximize the lifespan of their electric motors, ultimately benefiting the overall performance of the screw air compressor system.

leave a message

leave a message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.