The tutorial How to Troubleshoot and Repair an Electric Water Heater clarifies how you can analyze and settle a few basic water heater issues.
However, a portion of the repairs include draining the water heater tank. No less than a fractional draining the tank is additionally prescribed to be played out each month and a half for the principal year and at regular intervals from there on as a preventive maintenance activity to help forestall residue develop.
Here’s how to legitimately drain the electric water heater:
In the first place you should kill energy to the water heater at the electrical panel by handicapping the electrical switch or wire fueling the water heater.
Next, kill the water supply to the water heater. You should discover a water close off valve at or close to the frosty water gulf pipe at the top of the tank. Turn the valve clockwise to close it off. On the off chance that you cannot locate this nearby close off valve, at that point kill the water supply to the house at the fundamental valve.
Prepared the Drain
The drain-rooster at the bottom of the water heater tank is a silver or metal hued valve with a strung end. You can either put a container under the drain valve or join a garden hose to the strung end of the valve. Run the garden hose to a story drain on the off chance that you utilize that alternative.
Open Pressure Relief Valve
Flip the lever on the T&P valve into an up position to open it.
Drain All or Part of the Water
- Some drain valves have a handle. Others like the one in the photo shown here have a short handle-less stem with an opening for a level sharp edge screwdriver.
- Turn the valve counter-clockwise to discharge a couple of gallons of water into the can or hose for an incomplete flush.
- In the event that you are doing a total drain and are utilizing a hose, at that point let the tank drain until discharge.
- In the event that you are utilizing a container for a full flush, you should utilize elastic gloves to abstain from getting singed and then fill the pail and open and close the valve the same number of times as expected to exhaust the tank. Try to just somewhat fill the basin in the event that you have to tip it to get it out from under the valve gush.
Close the Valve
Once total, close the valve T&P valve by flipping the lever down and close the drain valve by turning it clockwise. Drain the pail or expel the hose.
Turn on Water Supply and Power
Since the draining is finished you can play out any maintenance on the tank. At the point when the repair is finished or if this was only a maintenance flush, at that point turn the power and water supply to the water heater back on.