Lochinvar & A.O. Smith 100110001 Pressure Switch 322838-753 This unit is factory-charged with

This unit is factory-charged with RL15H POE oil

you can wire one stage for heating and the second for cooling

Direct OEM Match: Replaces part numbers S1-024-26037-000 and 024-26037-001 with exact fitment in York

Built with plated steel components and a 0

47-21776-04

Lochinvar & A.O. Smith 100110001 Pressure Switch 322838-753 This unit is factory-charged withAs an HVAC technician, you know that a call for a pressure switch failure often points to more than just a faulty componentits a critical safety lockout. The Lochinvar & A. O. Smith 100110001 Pressure Switch is a factory spec OEM replacement part designed to monitor inducer draft and flue gas venting. This . 70" WC pressure switch is calibrated specifically for high efficiency water heaters and boilers, ensuring the combustion blower is pulling a safe