Trane AY28X079 Cooling Kit 319847-401 and Payne residential heating systems

and Payne residential heating systems

but specific wiring should follow the manufacturer’s schematic for your specific AHU model

venting flue gases out of the heat exchanger to ensure safe operation and prevent pressure switch trips

Each OEM York heating element kit comes integrated with high-limit thermal cutouts to protect the unit from overheating in the event of a blower failure

Common Questions Does this item replace the 5H58108-4 model

Trane AY28X079 Cooling Kit 319847-401 and Payne residential heating systemsMaintain critical head pressure and prevent evaporator freeze up with the Trane AY28X079 Low Temp Cooling Kit. This evaporator defrost control is a vital integration for commercial and industrial 4TTR6, 4TTA3, and BYC systems, enabling reliable low ambient cooling down to 30F. By cycling the compressor when the indoor coil approaches frost conditions, this condenser fan cycle control prevents oil dilution and ensures stable HVAC refrigerant pressure