Lochinvar & A.O. Smith 100110929 Burner 320074-702 Technicians should check for a

Technicians should check for a "Pressure Switch Open" fault code on the furnace control board

using the correct OEM limit switch ensures the system adheres to original safety specifications and maintains operational efficiency

verify the specific CFM rating of your refrigerated dryer to ensure the internal wear parts match the service interval requirements

the NBR seals and aluminum construction are rated for both Natural Gas and Propane

Engineered for reliable HVAC spark ignition

Lochinvar & A.O. Smith 100110929 Burner 320074-702 Technicians should check for aThe Lochinvar & A. O. Smith 100110929 Burner is a critical Lo NOx main burner assembly engineered for high efficiency commercial and residential water heaters and boilers. This precision engineered component is designed to maintain optimal combustion stability while significantly reducing nitrogen oxide emissions to meet stringent environmental compliance standards. As an authentic OEM replacement part, it ensures proper flame pattern distribution and