[Easy to install and operate] Sewing machine brushless servo motor can be installed by aligning with the original motor hole. The speed and parameters are adjusted by the controller. Our instruction manual contains detailed parameter adjustment. The servo motor sewing machine also has a variety of protection methods, including over-current, over-voltage, under-voltage, short-circuit and blocking protection
[After-sales service] We will use Amazon to deliver the sewing machine servo motor to ensure promptness. If you have any questions about the process of using sewing machine motors, including product parameters, performance and suitability, we promise to reply you within 24 hours to provide you with a perfect solution. If the motor will not run, code E-03, check for a loose plug on the back of the motor