What to do if your electric motor breaks down

Electric motors are essential components of many machines and equipment, and their failure can cause major disruptions to production processes and other activities.

They’ve become increasingly commonplace in our daily lives, powering everything from fans to electric cars. However, like any mechanical device, electric motors can break down.

If you experience an electric motor breakdown, here are the steps you can take to take effective action.

Stop the engine and disconnect the power supply

Before attempting to repair or replace the electric motor, it is important to switch off the power supply to avoid the risk of electric shock. If your electric motor is equipped with an on/off switch, switch it off immediately. This will prevent further damage to the motor. Then make sure the power supply is disconnected to avoid any risk of electric shock or fire. If the motor is powered by batteries, remove them too.

Identify the cause of the fault

There are several possible causes of electric motor failure, including overloading, overheating, excessive wear or short-circuiting. Before carrying out any repairs, it’s important to identify the cause of the fault.

• Check fuses and circuit breakers: If the electric motor is fitted with a fuse or circuit breaker, check them to see if they have blown or need replacing. If necessary, replace them with fuses or circuit-breakers of the same capacity.
• Check electrical connections: Check electrical connections for tightness and damage. If you find any loose or damaged connections, tighten or replace them if necessary.
• Check the carbon brushes: If your electric motor has carbon brushes, check them for wear or damage. If so, replace them.
• Check rotor and stator: The rotor and stator are the key components of the electric motor. Check them for damage or wear.
• Check the fan and transmission: Check that the fan and transmission are working properly. If the fan is blocked or there are problems with the transmission, this may cause the motor to overheat.

Replace or repair the electric motor

If the electric motor is damaged beyond repair, it must be replaced. If the motor can be repaired, be sure to follow the manufacturer’s instructions for proper repair.

By following these steps, you can minimize the risk of further damage to the electric motor and get it up and running again more quickly. It’s important to remember that safety is paramount in the event of an electric motor failure, so be sure to follow all appropriate safety procedures when handling the electric motor or its components.

Consult a professional

Can’t solve your electric motor breakdown? Are you unsure of the cause of the breakdown, or don’t know how to repair the electric motor? We recommend that you call in a professional to carry out an inspection and make the necessary repairs safely.

Audette Électrique has been a qualified technician specializing in the sale, repair and reconditioning of your electric motors for over 40 years! Contact the team today to ask your questions and receive a free quote!