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provided an outdoor sensor is connected via RedLINK or hardwired to the S1/S2 terminals
This 24VAC valve is engineered to handle up to 150
Built to withstand operational temperatures ranging from -40°C to 85°C
and 5-100 PSI for light oil
Lochinvar & A.O. Smith 100110820 Pressure Switch Els PW 29614 provided an outdoor sensor isThe Lochinvar & A. O. Smith 100110820 Pressure Switch is a critical safety component designed for high efficiency gas fired boiler and water heater systems. This 1. 42" air pressure switch (1. 42 in. WC) functions as a differential pressure switch, ensuring the combustion blower is generating sufficient airflow before allowing the ignition sequence to proceed. As a veteran technician knows, a failing HVAC pressure switch often results in a "no heat"
