Lochinvar & A.O. Smith 100277815 Connection Board 326058-755 The Carrier 323267-702 Burner Orifice

The Carrier 323267-702 Burner Orifice is a precision-engineered gas metering component designed for natural gas furnace manifold configurations

this 740 Series valve features an above-drain seat design and non-mechanical disc-to-metal alignment to prevent sticking

This lower thermistor replacement is engineered for a wide range of products including the A

this manual ball valve is a reliable solution for water

direct-acting pressure actuated water regulating valve engineered to maintain stable refrigerant head pressure in water-cooled condensers

Lochinvar & A.O. Smith 100277815 Connection Board 326058-755 The Carrier 323267-702 Burner OrificeThe Lochinvar & A. O. Smith 100277815 Connection Board is a critical low voltage interface designed for precise communication between the Smart System control and external HVAC components. As a veteran grade low voltage connection board, it serves as the central hub for integrating 0 10 VDC BMS inputs, building alarm contacts, and multi unit cascade sequencing. This OEM boiler control board is engineered to handle signal routing for pump delays,