1. Use a pen to check whether there is electricity and whether the leakage protection plug is in good contact with the socket.

2. The water heater is out of water (or the electric heating pipe is not full). When the reset button of the leakage protection plug pops up, the power supply is cut off. First, fill the water heater with water according to the instructions, and press the reset button of the leakage protection plug, even if it can return to normal.

The thermostat is broken. Replace thermostat.

4. The electric heating tube of the water heater is damaged, and the reset button of the leakage protection plug jumps to cut off the power supply. If the electric heating tube is damaged, replace it.

5, water heater leakage, leakage protection plug reset button jumped up, cut off the power supply, first use the leakage pen to check whether there is leakage, use the leakage pen to find out the leakage point and eliminate leakage.