Lemonplumber fl unless you draw in cold water then the lower wants to kick in just before the circ sends tempered water back to the heater from the loop during day time timer use we have moved away from thermal clips on the circ and aqua stats and are using the 1 4 hour timers.
Dual element water heater settings.
A dual element water heater uses two heating elements controlled.
But i wouldn t go through too big of an effort to change the settings on an old water heater.
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.
Make sure you do set your thermostats both the upper and lower at the same temperatures.
I am not sold on the argument that the elements should not be set to different temperatures because that will result in one working harder than the other.
How to set the upper and lower thermostats on dual element water heaters.
Replace the insulation and access panel.
As with gas water heaters dual element electric water heaters feature a number of safety devices.
Whenever your elements do go or whenever you.
Make sure the insulation is.
Thermostat setting on dual element heater.
If you only set one of them at a different temperature the other one will always be trying to heat up because of the temperature difference in the upper and lower water.
If your water heater makes use of dual heating elements make sure both thermostats are set to the same temperature so that one isn t forced to do more work than the other.
If you set the top element too much higher then it will be used most of the time and the bottom element acts more as a pre heater.
Having them used evenly will spread out the minimum time to replacement.
If the high limit switch fails to activate a pressure relief valve typically located against.
A dual element water heater is a two thermostat system an upper and lower that heats water in its tank one element at a time.
Water heating selector water heating selector water heating summer settings the water heater shall incorporate a power on dual or two element immersion heaters precise and flexible programming pre programmable automatic boost and one hour manual boost illuminated display for easy reading even in a get content here.
Gas and electric water heater temperatures are set at the factory but can be adjusted for your own preferences with only a couple of tools.
If all else fails the heating element may be failing and needs to be replaced.
When you re satisfied with the new temperature setting put everything back the way you found it.
Even if the upper one is set to a higher temp it will not necessarily work harder as it is heating water that has already been heated by the lower element and has subsequently risen.
Anything higher could cause problems.