or internal module faults

This SPST (Single Pole Single Throw) control is engineered to open the electrical circuit at 500°F and provides an auto reset function once the temperature cools to 440°F

Applying silicone can cause the gasket to "walk" out of position during the header bolt torque sequence

making it a reliable choice for refrigerant line maintenance and diagnostic port installation

Armstrong Furnace 27X97 Heat Strip Kit Refrigerant or internal module faultsThe Armstrong Furnace 27X97 Heat Strip Kit is a critical OEM component designed for field installation in compatible air handlers and electric furnaces. This 15kW electric heat strip provides essential supplemental or emergency backup heating, delivering approximately 51,180 BTU hr to maintain indoor design temperatures when ambient conditions drop below the heat pump's balance point. As a high capacity auxiliary heating element, it features an