Hey there! As a supplier of Permanent Magnet Air Compressors, I've seen a lot of folks scratching their heads about how to start these machines correctly. So, I thought I'd share some tips based on my experience in the industry.
Pre - start Checks
Before you even think about hitting that start button, there are a few things you need to do. First off, take a good look at the compressor. Check for any visible damage like cracks in the housing, loose wires, or leaks. You don't want to start a machine that's already in bad shape.
Next, make sure the compressor is placed on a flat and stable surface. If it's wobbly, it can cause all sorts of problems during operation, like excessive vibration and even premature wear and tear.
Check the oil level if your compressor is an oil - lubricated one. Low oil can lead to overheating and damage to the internal components. For oil - free compressors, you don't have to worry about this step, but still, give it a quick once - over to ensure everything is in place.
Also, check the air intake filter. A clogged filter can restrict airflow, making the compressor work harder than it should. If the filter looks dirty, clean or replace it as needed.
Electrical Connections
The electrical part is crucial. Make sure the power supply matches the voltage requirements of your compressor. Using the wrong voltage can fry the motor in no time.
Inspect the power cord for any signs of damage. If you see frayed wires or exposed conductors, don't use the compressor until you've replaced the cord. It's a safety hazard.
Plug the compressor into a properly grounded outlet. This helps protect you from electrical shocks and also ensures the stable operation of the machine.
Starting the Compressor
Once you've completed all the pre - start checks, it's time to start the compressor. For most Permanent Magnet Air Compressors, you'll find a simple on/off switch. Flip it to the "on" position.
When you start the compressor, listen carefully. It should start smoothly without any strange noises. If you hear grinding, rattling, or screeching sounds, turn it off immediately. These could be signs of serious problems inside the compressor.
As the compressor starts, it will begin to build up pressure in the air tank. Keep an eye on the pressure gauge. It should gradually rise to the cut - off pressure, which is the maximum pressure the compressor is designed to reach.
After - start Checks
After the compressor has been running for a few minutes, do another round of checks. Check for any signs of leaks around the fittings, hoses, and valves. You can use a soapy water solution to detect leaks. Just apply the solution to the suspected areas, and if you see bubbles forming, there's a leak.
Feel the compressor for excessive heat. While it's normal for the compressor to get warm during operation, if it's too hot to touch, there might be an issue with the cooling system or the motor.
Check the vibration level again. It should be within the normal range. Excessive vibration can indicate an imbalance in the compressor or loose parts.
Maintenance Tips for Long - term Use
To keep your Permanent Magnet Air Compressor running smoothly for a long time, regular maintenance is key.
Change the oil (if applicable) at the recommended intervals. This helps keep the internal components lubricated and reduces friction.
Clean or replace the air intake filter regularly. A clean filter ensures proper airflow and extends the life of the compressor.
Inspect the belts (if your compressor has them) for wear and tension. Loose or worn belts can slip, reducing the efficiency of the compressor.
If you're looking for a reliable Permanent Magnet Air Compressor, we have some great options. Check out our MZB Permanent Magnet 90 Liter Oil - free Air Compressor. It's a great choice for those who need a large - capacity, oil - free compressor.
Another option is our Permanent Magnet Variable Frequency Oil Free Noiseless Air Compressor 30 Liter. It's perfect for small - scale applications where noise is a concern.
And if you need a 220v oil - free compressor, our MZB Permanent Magnet Air Compressor 220v Oil Free is a great option.


If you're interested in purchasing a Permanent Magnet Air Compressor or have any questions about starting or maintaining them, don't hesitate to reach out. We're here to help you make the right choice and ensure that your compressor serves you well for years to come.
References
- Compressor Handbook: A guide to air compressor operation and maintenance.
- Manufacturer's manuals for Permanent Magnet Air Compressors.






