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the AFS-460 is versatile
Configurable Setpoints: Field-adjustable +/-1°F or +/-4°F range via internal DIP switches
Calibrated to a precise 7
Verify that your furnace control board is sending the correct 24V signals to the "HI" and "LO" terminals
These TotalTest replacement tubes are engineered specifically for detecting harmful acid and moisture levels in HVACR systems without the need for messy oil sampling
Fenwal 35-679908-153 Ignition Module Els PW 17895 the AFS-460 is versatileAs a veteran tech, you know that reliability in commercial high demand systems is non negotiable. The Fenwal 35 679908 153 Ignition Module is a microprocessor based Hot Surface Ignition (HSI) control specifically engineered for gas fired appliances with combustion chambers exceeding 400K BTU. This rugged 24 VAC ignition control features an integrated combustion blower relay and is designed for proven HSI applications. It delivers precise, repeatable