Reznor 193807 Pressure Switch 30067439-890 Substituting with a manual reset

Substituting with a manual reset or a different temperature range can bypass safety protocols or cause frequent

By providing a dedicated enclosure for atmospheric sensing

this component features precise tolerances to withstand the intense thermal cycling common in commercial boiler maintenance

ensuring quiet operation and extending the lifespan of the blower motor

Reznor 193807 Pressure Switch 30067439-890 Substituting with a manual resetThe Reznor 193807 Pressure Switch is a critical safety and operational component designed for precise combustion air pressure monitoring in various Reznor unit heaters and furnaces. This SPDT pressure switch is factory calibrated to a . 90" WC set point, ensuring the inducer motor is generating the correct static pressure before allowing the ignition sequence to proceed. It features a dual 1 4" barb connection for secure pneumatic tubing attachment,