It should be positioned downstream of any other suction line controls

Smith 100208406 Low Air Switch is a critical safety component designed to ensure proper combustion air pressure

Precision Dimensions: The 84-inch length provides the exact belt tension required to protect motor bearings and prevent shaft misalignment

The Illinois 0036848 is engineered for specific G Series footprints

Complete Replacement: Includes the pilot assembly

Antunes Controls 804114201 Pressure Switch Freon It should be positioned downstreamThe Antunes Controls 804114201 (Model HLGP D) is a specialized high low gas pressure switch designed for precision monitoring in commercial and industrial HVACR systems. Engineered with a dual circuit DPDT (Double Pole Double Throw) configuration, this manual reset pressure switch provides critical safety interlocking for burner circuits. The high gas pressure threshold is adjustable from 5 28" WC, while the low gas pressure side monitors ranges