As with gas water heaters dual element electric water heaters feature a number of safety devices.
Dual element water heater settings.
A dual element water heater uses two heating elements controlled.
If the high limit switch fails to activate a pressure relief valve typically located against.
If you have already set the temperature and are saying to yourself i have no hot water or not enough of it there are a few factors that may be affecting the heat.
If all else fails the heating element may be failing and needs to be replaced.
Anything higher could cause problems.
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.
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.
Having them used evenly will spread out the minimum time to replacement.
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.
But i wouldn t go through too big of an effort to change the settings on an old water heater.
Thermostat setting on dual element heater.
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.
How to set the upper and lower thermostats on dual element water heaters.
Replace the insulation and access panel.
Make sure the insulation is.
When you re satisfied with the new temperature setting put everything back the way you found it.
Whenever your elements do go or whenever you.
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.
Many modern homes come with dual element water heaters.
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.
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.
Water heaters are typically set at 120 degrees.
Make sure you do set your thermostats both the upper and lower at the same temperatures.
The upper thermostat takes first priority heating the water to a preset temperature before powering up the lower thermostat to heat the water to its final temperature.