Trane SWT1651 Limit Switch 322838-754 the 61LF series equivalent should

the 61LF series equivalent should be utilized

this board ensures optimal climate stability by coordinating with the refrigerant circuit and blower timing

the Carrier 329117-703 is a mechanical airflow component and functions regardless of the fuel kit installed on the furnace

typically closing (resetting) at 130°F

Installing a CW blade in a CCW application will result in air being pulled the wrong direction

Trane SWT1651 Limit Switch 322838-754 the 61LF series equivalent shouldThe Trane SWT1651 Limit Switch is a critical safety component designed for precise thermal regulation within residential and light commercial furnace heating systems. As a veterans choice for OEM HVAC replacement parts, this auto reset limit switch operates within a specific 130 160F window. It monitors the supply plenum temperature, automatically interrupting the electrical circuit if the heat exchanger exceeds the 160F safety threshold. Once the