The exact location is different with each.
Dual element water heater thermostat settings.
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.
Thermostat setting on dual element heater.
If you set them to the same temperature the bottom element will be the first one on every time and frequently the only one used to maintain the temperature.
If the heater produces a small quantity of hot water check the lower thermostat and heating element.
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.
How to set the upper and lower thermostats on dual element water heaters 1.
The upper one however is ineffective if it set lower than the bottom one until the tank starts to run out of hot water.
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.
Hj az both at the same temperature.
Test the thermostat with a voltmeter and replace it if you don t detect any voltage.
This is known as a flip flop system.
Turn off the circuit breaker to the water heater.
On a 240 volt water heater there will always be 120 volts to both elements.
The basic operation of a two thermostat system upper and lower on an electric water heater of 240 volt supply is as follows.
Setting the top element slightly higher helps the elements to be used evenly.
Single element water heater diagrams now here i design another diagram for single heater element water geyser in which i shown only one element wiring.
Remove the access cover panels located on the side of the tank.
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.
Press the button then wait about 10 minutes for the water to warm.
Remove the insulation inside the tank.
If the problem continues the heater likely has a defective thermostat or heating element.
Only one element will come on at any one time.
Do not remove the.