Carrier Furnace High Temperature Limit Switch

The flames would raise the temperature inside the unit and have no place to go getting hotter and hotter.

Carrier furnace high temperature limit switch.

The limit switch shuts off the burner when the temperature exceeds a preset temperature. A high limit control switch will turn off the gas to a furnace if the temperature becomes too high. There is a difference between a limit switch and a rollout switch. The switch makes sure the furnace is operating safely and at its desired settings.

Carrier oem furnace 3 limit switch l250 40 by carrier. Set the temperature on the middle component to approximately 105 to 115 degrees fahrenheit. Coleman 02535381000 furnace temperature limit switch genuine original equipment manufacturer oem part. Limit switches turn off the burner and turn on the circulating fan if there is a high temperature condition in the furnace.

Once the flame roll out switch has been tripped it must be reset before the appliance can produce heat again. Step 6 set the arm to left of the middle component to approximately 90 degrees fahrenheit. 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.

1 16 of 368 results for furnace high limit switch b13701 55 goodman oem furnace replacement limit switch. Get it as soon as thu. Wait 30 minutes before attempting a furnace reset to allow the motor to cool down. The flame roll out switch activates when the furnace heats to a predetermined high temperature limit.

For example if the blower motor stopped running then no air would move through the unit. Setting the middle arm at this temperature ensures that the fan will switch on at the correct time when the furnace warms ups.