Carrier 48SS660005 Heat Exchanger 318973-401 technicians should first verify that

technicians should first verify that the inducer motor is reaching full RPM

Engineered for rigorous use in commercial and residential HVACR environments

This part is widely used in many Williams wall heaters

This valve is rated for 3

Once power is restored

Carrier 48SS660005 Heat Exchanger 318973-401 technicians should first verify thatThe Carrier 48SS660005 Heat Exchanger is a critical combustion component engineered for high efficiency thermal transfer in Carrier rooftop units and packaged gas heating systems. Constructed from aluminized steel to resist oxidation and thermal fatigue, this replacement heat exchanger maintains the structural integrity of the furnace section during high fire cycles. Field technicians recognize this part as a direct OEM replacement designed to restore