Lennox 69W55 Pressure Switch THPU32HP7Y as a veteran technician knows

as a veteran technician knows

What is included in the accessory kit

this 240V blower motor features automatic reset thermal overload protection

If the pressure switch fails to close due to a blocked flue or failing motor

Lennox 69W55 Pressure Switch THPU32HP7Y as a veteran technician knowsThe Lennox 69W55 is a critical two stage pressure switch engineered for precision airflow monitoring in high efficiency gas furnaces. Specifically designed as a Lennox OEM replacement part, this 102737 03 switch features dual set points to support staged heating operations: a high pressure set point of 0. 55" W. C. and a low pressure set point of 0. 20" W. C.. As a furnace safety switch, it functions by verifying that the inducer motor is creating