The York S1-029-22157-000 Filter Drier is a precision-engineered liquid line component designed to maintain the chemical stability of residential and light commercial HVAC systems

or circulator control

making it specific for low-side evaporator monitoring

We recommend replacing the entire 100112656 assembly to ensure the 7-slot blower wheel is balanced and the housing seal remains airtight

As a critical Goodman replacement part

Lochinvar & A.O. Smith 100166057 Pressure Switch Freon The York S1-029-22157-000 Filter DrierAs a seasoned technician, you know that a failing Lochinvar & A. O. Smith 100166057 Pressure Switch is often the silent culprit behind "no ignition" service calls. This OEM replacement air pressure switch is a critical safety component designed to verify proper inducer motor operation and flue venting before allowing the ignition sequence to proceed. Engineered for high recovery commercial water heaters and boilers, it features a precise 0. 95" WC