a Marley 4520-2030-000 trips due to restricted airflow

using this genuine Lennox TXV kit ensures seamless integration with existing evaporator coils

Safe Operation: Maintains the specific CFM requirements for 100–300 series heaters to prevent carbon monoxide buildup and ensure clean combustion

Its internal channel geometry is optimized for maximum heat extraction

featuring spade terminals for direct connection or use with a DIN connector if the specific sub-model allows

Carrier 323613-751 Tail Piece Kit 320788-704 a Marley 4520-2030-000 trips dueThe Carrier 323613 751 Tail Piece Kit is a crucial factory authorized component designed to interface directly with Carrier, Bryant, and Payne evaporator coils. This OEM HVAC replacement part is engineered from high grade brass, providing a corrosion resistant connection point between the liquid lines and the thermal expansion valve (TXV) or piston assembly. In the field, this kit is frequently utilized for N coil installations and blower assembly