There will always be various failures of tubular motors after long-term use. China Alexa Controlled Blinds Factory summarizes the most common causes of tubular motor failures:

1. Press the up key of the controller, the door body runs down. Fault reason: The internal wiring of the controller is wrong. Remedy: Swap the black line with the brown line.

2. One-way operation after power-on. Cause of failure: The travel switch in the motor is not turned on. Remedy: Turn the crown wheel to the left and right, and then return to the middle position.

3. The door body suddenly stops when it is running. Cause of failure: The motor enters thermal protection. Remedy: Wait for the motor to cool down.

4. Wait for an abnormal noise when the rolling door is running. Cause of failure: The sky bar is too long and the tops on both sides are too tight. Remedy: saw bar.

5. The tubular motor brake is ineffective or malfunctioning. Remedy: The brake pads are worn, or the clutch is not hooked up.

6. The tubular motor handle has no response when pressing the up and down keys.

Causes of failure: ① The handle and the controller are not matched. Remedy: re-code;

②The battery of the remote control is low. Remedy: replace the battery;

③The controller is damaged. Remedy: replace the controller.

Through the above introduction, China Radio Tubular Motor Factory hopes that you can simply refer to the content of this article in future use.