If the high limit switch fails to activate a pressure relief valve typically located against.
Dual water heater setup.
I had to replace one of them after the gas company red tagged it because the lp controller valve was junk.
I don t see why gas would be any different.
So i put the new used 5 year old tank in filled it but didnt have the materials on hand to hook the exhaust up properly.
Thermostat setting on dual element heater.
Water will be drawn off of both water heaters so you will get about 80 gallons of hot water out of 2 50 gallon water heaters the would still be hot hopefully.
Dual water heater system troubleshoot we have a dual water heater system.
He said that they would have been plumbed in series by the builder and he s wasn t not sure why these ones are in parallel.
Electric water heaters in series works very well i have mine setup this way.
Now scenario 2 i would do series but i would use the first tank as a warming tank in other words as the second water heater uses the hot water it will pull in the water that is pre.
If the water within the tank reaches a dangerously high level a switch called a high limit switch will automatically cut the power to both elements.
Many modern homes come with dual element water heaters.
That the two water heaters could be plumbed in series to improve efficiency.
Now it my understanding that dual water heaters are supposed to be plumbed in parallel.
The upper element heats the upper portion of.
As with gas water heaters dual element electric water heaters feature a number of safety devices.
I just turn the power on the 2nd tank when we have company.