How to Turn Off a Water Heater in an Emergency

Posted by on Mar 31, 2014 in Water Heater Repair Sterling VA

No person desires to consider this, but it is necessary to understand the actions included in closing down ones water heater in case it is required in an emergency situation.

Emergency Water Heater Shut Off Procedure

1. Switch Off The Gas or ElectricityWater Heater Repair Sterling VA

Gas – Twist the dial on the top of the thermostat from the “on” to the “off” position. This will switch off the gas at the water heater. If you ever smell gas– exit the home and contact the gas company immediately.

Electricity – Find your breaker box and flip the breaker for your water heater or if your water heater has a disconnect switch near the water heater just switch off the switch to shut off power to the water heater.

2. Shut Off The Water Supply
Find the cold side water pipe connect to the water heater and follow it back to the source or the wall. If you have an old design turn faucet handle – Twist the handle clockwise till it stops. This need to turn of the water.
If you have a more recent lever style ball valve pull or push the the handle a quarter turn– this need to switch off the water.

Water Heater Drain.

3. Drain The Water Heater

Drain the water heater if required to avoid any damage by connecting a garden hose to the bottom drain valve on the water heater. Run the other end of the hose to a lower place where hot or rusty water will not trigger damage (hot water can harm grass and plants). Open the hot side faucet in the sink closest to the water heater– this will launch the vacuum seal and let the water drain from the water heater. Allow 10-30 minutes for the water heater to drain.

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