Lennox 36W77 Pressure Switch 322027-701 Calibrated at a

Calibrated at a

reducing vibration and extending the service life of the HVAC blower assembly

as it includes the necessary EDR terminal required for advanced configurations

Common Questions Does this valve include a solenoid coil

Lennox 36W77 Pressure Switch 322027-701 Calibrated at aAs a seasoned technician, you know that a failing 2 stage pressure switch can ground a high efficiency furnace during the peak of the heating season. The Lennox 36W77 is a dual stage assembly engineered specifically for variable capacity and modulating furnaces, such as the G71MPP series. This genuine HVAC OEM part features two distinct set pointsa Low Fire stage at 0. 25" W. C. and a High Fire stage at 1. 22" W. C.to ensure the inducer motor is