Carrier 48SS660006 Heat Exchanger 320735-701 Is a vent limiter required

Is a vent limiter required for this model

Smith 791A

60Hz systems

A steady on LED typically indicates an internal control failure

The 985-CP2M-7A is the official successor and direct replacement for the 085-CP2M-7A

Carrier 48SS660006 Heat Exchanger 320735-701 Is a vent limiter requiredThe Carrier 48SS660006 Heat Exchanger is an OEM replacement heat exchanger engineered for specific Carrier, Bryant, and Payne gas fired rooftop units. This critical combustion component is designed to facilitate high efficiency thermal transfer while maintaining structural integrity under intense heat cycles. When diagnosing cracked heat exchanger symptoms or CO leakage in commercial HVAC systems, using a factory authorized 48SS660006 combustion