After the test lower the water heater thermostat temperature to around 120 degrees fahrenheit to avoid scalding and overheating.
Water heater pressure relief valve test.
More frequent testing can reduce the chance of a leak caused by mineral and corrosion buildup.
Gently lift up the t p valve s lever but make sure to not push it all the way up.
If you do it will lock and the water heater will drain.
You should hear water and air coming from the valve and see water flowing into the bucket.
The thermostat and pressure release valve on a water heater was designed to help keep your family safe.
You only want to drain a gentle stream from the tank.
The temperature and pressure relief valve tpr valve opens to release pressure buildup in the water heater when the temperature or the pressure get dangerously high preventing a possible explosion.
Watch as one of our master plumbers shows you how to test your water heater s pressure valve and keep your home s hot water system functioning properly.
The ideal water pressure should be between 50 and 60 psi.