Lennox 84M96 Pressure Switch 320735-701 using an incorrect tolerance can

using an incorrect tolerance can lead to unsafe combustion or nuisance tripping

Common indicators include excessive vibration in the outdoor cabinet

this kit is specifically designed for the 8210G009

Does this unit replace the old Barber Colman ADDB-1

What is the typical indicator that this part needs replacement

Lennox 84M96 Pressure Switch 320735-701 using an incorrect tolerance canThe Lennox 84M96, also identified as model 100216 01, is a high precision loss of charge pressure switch engineered to safeguard compressors against the catastrophic effects of low refrigerant levels. As an essential HVAC safety control, this switch continuously monitors the system's low side pressure, automatically cutting the 24VAC circuit to the contactor if levels drop below critical thresholds. This prevents the compressor from operating in a