How Is Ultraviolet Disinfection Lamp Not On

1. If the transformer is burnt out, open circuit or lead welding is loose, use the R gear of multimeter to check whether the line is connected, and replace or weld it.

2. If the circuit board is burnt out, check whether there is a short circuit and replace the circuit board.

3. The power socket has no electricity or poor contact. Check whether there is electricity or replace the socket.

4. The copper wire in the circuit board is rusted and broken. Check, replace or weld the circuit board.

5. If the power line is in poor contact with the machine body or open circuit, check whether the line is connected and repair it.

6. If the relay fails or has poor contact, replace the relay or replace the maintenance connector.

7. If the fuse is burnt out, replace the fuse,