1. Adjust the speed knob, the transportation platform does not respond 1. The connecting wires of the box and the transportation platform are not connected properly 2. The speed knob is damaged 3. The speed control...
Second, the transport platform moves, but the tachometer always shows zero 1. The speedometer is damaged 2. The sensor is damaged 3. The sensor position changes Solution 1. Change...
3. The timer does not display The timer is burnt out Replace the timer
4. After the timing is reached, the transportation platform still continues to run 1. The timer is damaged 2. The relay is damaged Solution 1. Replace the timer 2. Replace the intermediate relay
5. When the transportation platform is running, there is a knocking sound. The fixing screws are loose. Tighten the relevant screws.