Possible causes of attic water heater leaks 1.
Drain hot water heater in attic.
Allow the water in the tank to drain out.
Open the drain valve on the tank.
Detailed walk through on how to drain and flush a gas or electric water heater.
Once the tank has drained open the cold water supply valve for a few minutes to flush out any sediment.
Turn off the incoming water supply in the attic do this at the water stop at the top of the water heater.
Turn off the water supply to your house do this in case the water leak is coming from the cold water line that is not.
I wouldn t drain it.
Sediment can collect at the bottom of your water heater so it s important that you run fresh water through it to flush it all out.
Close valve refill tank restart water heater close the drain valve remove the hose and turn on the cold water supply.
It s problematic to have a water heater in your attic because leaks can damage your attic and foster an environment for mold.
Release the pressure relief valve on top of the tank.
Adjusting the temperature is harder.
Giant tanks of water happen to take up a lot of square footage and primarily for that reason many builders have opted to place water heaters in the attic of new homes.
Open the water valve for 5 minutes to flush out the water heater.
This would be a good example of how not to install an attic drain pan.
If you re gonna drain a water heater.
People want to try to drain these things.
How to drain and flush a water heater.
Go back to the hot water tap opened earlier.
Close the drain valve and pressure relief valve.
If you re gonna drain a water heater to keep the sediment down you have to do it in our climate if you don t have a water softener every three to six months.
It may be more costly to replace.
Turn the water valve to start the flow of water through the heater so it drains through the drain valve.
I show how i flush my water heater fro.
The tank will begin to fill.
Yes it is a drain pan and it is under the water heater but the tpr valve drain piping was routed through a roughly cut out hole in the side of the pan so the pan will immediately leak when water drips into it and it has no drain to exterior even if it was watertight.