Carrier Furnace High Temperature Limit Switch

Limit switches turn off the burner and turn on the circulating fan if there is a high temperature condition in the furnace.

Carrier furnace high temperature limit switch.

The flame roll out switch activates when the furnace heats to a predetermined high temperature limit. Coleman 02535381000 furnace temperature limit switch genuine original equipment manufacturer oem part. 1 16 of 368 results for furnace high limit switch b13701 55 goodman oem furnace replacement limit switch. 4 3 out of 5 stars 48.

The limit switch shuts off the burner when the temperature exceeds a preset temperature. Setting the middle arm at this temperature ensures that the fan will switch on at the correct time when the furnace warms ups. A high limit control switch will turn off the gas to a furnace if the temperature becomes too high. 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. The flames would raise the temperature inside the unit and have no place to go getting hotter and hotter. Step 6 set the arm to left of the middle component to approximately 90 degrees fahrenheit. Set the temperature on the middle component to approximately 105 to 115 degrees fahrenheit.

Carrier oem furnace 3 limit switch l250 40 by carrier. For example if the blower motor stopped running then no air would move through the unit. There is a difference between a limit switch and a rollout switch. Get it as soon as thu.

Wait 30 minutes before attempting a furnace reset to allow the motor to cool down. Once the flame roll out switch has been tripped it must be reset before the appliance can produce heat again.