With the spare part package of linear motors, which is delivered with every line, it is possible to replace every motor in the whole line. But not every type of motor is in the spare part package, because if a left motor is mechanical and electrical symmetric to a right motor, they can be exchanged. It is also possible reverse. This procedure is called "turn a motor", because the projected end faces of the motor will be exchanged. If it is possible to turn a motor can be easily checked with the spare parts list. When of motor his left or right counterpart does not exist, it can be turned.When you reconnect a turned motor three points need to be observed: