In this episode of repair and replace.
Electric water heater drain valve.
Before you attempt this be sure to unplug the water heater s power cord or shut off the power supply to the unit.
Once all water has drained from the tank briefly turn on the cold water supply to the tank.
Should have already been there.
This is where water comes out of the water heater and you need somewhere for the water to go as you drain the tank.
The drain cock at the bottom of the water heater tank is a silver or brass colored valve with a threaded end.
Twinkle star 3 4 inch ips isolator tankless water heater service valve kit with pressure relief valve clean brass construction 4 7 out of 5 stars 50 55 99 55.
Open the drain valve and allow the tank to drain until empty.
A temperature and pressure relief valve located near the top of the tank and a drain valve located near the bottom of the unit.
Turn off the cold water supply to the water heater.
While you can repair similar valves such as garden spigots it s not a good idea to attempt a repair on a water heater drain valve.
The drain valve is the one you ll open to flush out the tank.
Water heaters have two outlet valves.
Open a hot water faucet in the house or flip the relief valve open on the water heater.
Repeat this process until the water runs clear.
Most mid range hot water heaters now come with plastic drain valves which are prone to catastrophic failure after a few uses.
If you tried to unscrew the drain valve and the plastic broke in half the remaining stem will be difficult to remove.
Attach a garden hose to the drain valve located at the bottom of the unit and run the garden hose outside.
Whirlpool water heater tune up kit.
Use plenty of teflon tape when you install it.
Often this happens after you drain the water heater as part of the regular maintenance of the unit but it can happen anytime.
Again the water will be hot so use caution.
This valve has the correct length for rheem and rudd heaters and the screwdriver slot for a safer low profile.
If the repair isn t successful you ll have water leaking into your house.
A drain valve is a convenience feature on a water heater.
Like all water valves the drain valve on your water heater can wear out and leak.
Smith water heater isolation valve.
This will stir up any remaining sediment.
The only time it will be used is when draining for repairs when it is being discarded or when flushing the lime scale out with a hose.
Find water heater parts at lowe s today.
