Johnson Controls A70HA-2 Temperature Control R-410A the switch will open and

the switch will open and prevent the unit from heating

Common in Goodman gas furnaces and Amana heating systems

Proper installation of this gas burner tube involves verifying the screw-neck gasket integrity to prevent bypass leakage

For technicians maintaining Daikin or McQuay PTAC and AHU equipment

Burner degradation is often caused by high humidity in the mechanical room

Johnson Controls A70HA-2 Temperature Control R-410A the switch will open andThe Johnson Controls A70HA 2 is a heavy duty single pole temperature control engineered for high limit cutout applications in both refrigeration and heating systems. Operating within a 35F to 80F temperature range, this controller features a critical open low action with a lockout manual reset mechanism, ensuring system safety by preventing automatic restarts after a limit trip. The unit is equipped with a 6 foot capillary for flexible sensing bulb