How to change the air switch of the bathroom pulverizer

1. Disconnect the power supply of the pulverizer, and ensure that the power supply is turned off.

2. Find the original air switch and remove it. Usually, the air switch is located in the control box of the pulverizer and needs to be turned on to find it.

3. Install the new air switch into the control box. Connect the two wires of the new air switch to the original wires to ensure firm connection.

4. Cover the control box, turn on the power of the pulverizer, and test whether the new air switch works normally.