Water Heater Leaking From Control Box

Check to make sure that the bottom valve is fully closed by turning the valve control clockwise.

Water heater leaking from control box.

A drip from above can easily leak down on top of the water heater and even work its way down the insulation and make it look like the leak is coming from the tank itself. Open a hot water faucet. If it s a gas water heater it will have a dial or an on off switch near the spot where the gas line connects. Although these are the two most common causes of a leaking water heater they are.

Turn off the power. Turn off the power to the leaking water heater. All water heaters have a drain near the bottom of the unit so that the tank can be emptied before removal or during routine cleaning of the tank itself. The most likely scenario in this case is that sediment has built up and corroded the bottom of the tank causing a serious problem and the need for an entirely new water heater.

The heating element will sit in the control panel of the water heater and this panel typically sits underneath a metal cover. Check the plumbing pipes above the water heater using a stepladder if necessary. This will allow air to enter the tank. I will list the steps i used to fix it remove the wipers cowl plastic on the passenger side there is thin plate cover use a gasket scraper to remove the caulk and pry off the cover.

Drain the hot water tank. If the leak is coming from the bottom of the tank it is not looking good for you. Use a wrench to grab hold of the t p valve and turn it counter clockwise until the valve is loose. It s not necessary to drain it completely only so that the water inside the tank is lower.

The water was leaking from the heater box at the blower. If your water heater is leaking water near the control panel of the device then the device is likely leaking fluid around the heating element. A leaking drain valve can be identified by moisture or water dripping either out of the drain opening or around the valve itself. The temperature control knob.