Lochinvar & A.O. Smith 100208388 Pressure Switch 321894-706 Can this board be used

Can this board be used in BTH series models

and many chemicals

4 million BTU/hr systems

Always verify your motor's rotation before installation to ensure the air is being pulled through or pushed out of the coil as intended by the equipment design

it is recommended to replace it at the same time as the motor to ensure peak amperage draw and heat dissipation

Lochinvar & A.O. Smith 100208388 Pressure Switch 321894-706 Can this board be usedThe Lochinvar & A. O. Smith 100208388 Pressure Switch is a critical 1" WC (Water Column) safety component designed for high efficiency boiler and water heater systems. As an authentic OEM replacement part, it ensures the inducer motor is pulling the correct draft before the ignition sequence begins. Rated at 1. 0" WC, this single pole, double throw (SPDT) switch is engineered to monitor combustion air pressure and prevent operation under unsafe