Carrier Furnace High Temperature Limit Switch

A high limit control switch will turn off the gas to a furnace if the temperature becomes too high.

Carrier furnace high temperature limit switch.

4 3 out of 5 stars 48. For example if the blower motor stopped running then no air would move through the unit. Set the temperature on the middle component to approximately 105 to 115 degrees fahrenheit. Setting the middle arm at this temperature ensures that the fan will switch on at the correct time when the furnace warms ups.

Coleman 02535381000 furnace temperature limit switch genuine original equipment manufacturer oem part. Wait 30 minutes before attempting a furnace reset to allow the motor to cool down. The high temperature limit switch is an important device used in forced air furnaces powered by gas or heating oil. Step 6 set the arm to left of the middle component to approximately 90 degrees fahrenheit.

Limit switches turn off the burner and turn on the circulating fan if there is a high temperature condition in the furnace. 1 16 of 368 results for furnace high limit switch b13701 55 goodman oem furnace replacement limit switch. Get it as soon as thu. The flame roll out switch activates when the furnace heats to a predetermined high temperature limit.

It s also known as a fan limit switch or simply a limit switch. When the temperature reduces to normal the burner will come back on. This is the limit switch on our carrier furnace that i had to reset and reset until it finally stopped needing to be reset anymore and the furnace works fine. Once the flame roll out switch has been tripped it must be reset before the appliance can produce heat again.

The flames would raise the temperature inside the unit and have no place to go getting hotter and hotter. The limit switch shuts off the burner when the temperature exceeds a preset temperature.