Preparation tools: new magnesium rod, scale remover and appropriate amount of boiling water.

Treatment method:

1. After the water heater is removed, the following connection positions will be exposed.

2. Find the magnesium rod and remove the exposed water outlet.

3. Pour the prepared scale remover into the water heater along the water outlet.

4. Fill the water outlet with a proper amount of 60-70 degrees with tools.

5. After soaking for 30 minutes, turn the water outlet downward and pour out the dirt inside the water heater.

6. Reinstall the water heater and add a new magnesium rod.

7. The scale in the electric water heater has been removed.