Lochinvar & A.O. Smith 100108882 Pressure Switch 322838-753 straight-through body and 3/8" x

straight-through body and 3/8" x 1/2" ODF sweat connections

How do I measure the flame current on this DSI module

Can this solenoid assembly be used in both heating and cooling cycles

HVAC technicians can program up to 28 independent events with to-the-minute accuracy

combustion control systems

Lochinvar & A.O. Smith 100108882 Pressure Switch 322838-753 straight-through body and 3/8" xThe Lochinvar 100108882 (also indexed under A. O. Smith 100108882) is a critical safety differential air pressure switch designed for commercial boilers and water heaters. Calibrated for a fixed setpoint of 1. 10" W. C., this SPNO (Single Pole Normally Open) switch ensures the combustion blower is generating sufficient airflow before allowing the ignition sequence to proceed. As an OEM replacement part, it is engineered to maintain high limit accuracy