Lochinvar & A.O. Smith 100112660 Pressure Switch 320734-701 the internal diaphragm or SPST

the internal diaphragm or SPST contacts have likely failed

Always verify the actual amp draw with a clamp meter before replacing the breaker

600 lbs/hr of condensate

this unit provides the consistent CFM needed to prevent soot buildup and ensure clean combustion transitions

Common Questions What happens if the slinger ring fails

Lochinvar & A.O. Smith 100112660 Pressure Switch 320734-701 the internal diaphragm or SPSTThe Lochinvar & A. O. Smith 100112660 Pressure Switch is a critical safety component designed for high efficiency water heaters and boilers. This 0. 99" WC pressure switch ensures the inducer motor is moving sufficient air and generating the correct draft before the ignition sequence begins. Engineered to prevent hazardous conditions, it acts as a fail safe that locks out the burner if it detects venting blockages or blower failure. This genuine OEM