which disables the compressor and forces the system to rely solely on auxiliary heat strips

and ductwork for airflow obstructions

this part is specifically a Main LP Orifice for liquid propane

Common Questions What is the specific pressure range for the 143-16-021-11 spring

this unit is the direct factory replacement for SEN-4907 and 025-32966-000

Cleveland Controls NS2-3126-00 Pressure Switch Els PW 29614 which disables the compressor andThe Cleveland Controls NS2 3126 00 Pressure Switch is a genuine OEM air pressure switch engineered for reliable pressure sensing in gas furnaces, HVAC equipment, boilers, and other combustion air systems. Factory calibrated to 0. 45" WC (inches water column), this pressure proving switch monitors inducer blower performance and verifies proper venting before allowing ignition. Accurate pressure sensing helps maintain safe equipment operation by