Integrating this LP gas conversion kit component ensures that the regulator adjustment screw can maintain proper spring rate and seat pressure

For service technicians maintaining Reznor unit heaters

Depending on your compressor terminal configuration

a failing inducer motor

What causes a limit switch to trip frequently

Carrier HH12ZB260 Limit Switch Integrating this LP gas conversionThe Carrier HH12ZB260 Limit Switch is a critical safety component engineered for precise thermal regulation in Carrier, Bryant, and Payne furnaces. This auto reset limit switch features a Normally Closed (NC) configuration, designed to break the electrical circuit when the plenum temperature reaches its 260F opening setpoint. Once the heat exchanger cools to the 220F closing temperature, the SPST (Single Pole Single Throw) switch automatically resets,