Carrier 48TJ400118 Heat Exchanger 321894-706 while the included straight-style flame

while the included straight-style flame sensor features a 1 1/4-inch rod for accurate microamp signal feedback to the integrated furnace control

Once the evaporator reaches the preset temperature

you may need to consult the Ranco A30 series

Technicians can enter the programming mode via the display interface using the installer password (5309) to adjust tank target temperatures and modulation parameters

Legacy System Compatibility: Specifically calibrated for R-22 refrigerant

Carrier 48TJ400118 Heat Exchanger 321894-706 while the included straight-style flameThe Carrier 48TJ400118 Heat Exchanger is an essential OEM replacement component designed for reliability in Carrier and Bryant rooftop units. Engineered to withstand rigorous high temperature cycles, this heat exchanger facilitates the efficient transfer of thermal energy within the combustion chamber of 48TJ series commercial gas electric packaged units. Constructed from heavy gauge aluminized steel, this assembly is built to maintain structural