Lennox 46K93 Heat Exchanger 320074-702 Constructed with durable internal components

Constructed with durable internal components

this HVAC draft inducer switch monitors differential pressure to prevent unsafe combustion conditions caused by blocked flues or failing motors

Common causes include a faulty ignitor

while counter-clockwise rotation decreases it

Lennox 46K93 Heat Exchanger 320074-702 Constructed with durable internal componentsThe Lennox 46K93 Heat Exchanger is a critical genuine OEM replacement part specifically engineered for high performance Lennox HVAC systems. As a veteran technician knows, maintaining the integrity of the combustion cycle depends on a robust furnace heat exchanger. This aluminized steel component is built to withstand high cycle fatigue and thermal stress, ensuring maximum thermal expansion management and efficient heat transfer. Utilizing this Lennox