Daikin-McQuay 263057056 Filter 318973-401 and EL280UHE series units

and EL280UHE series units

this direct drive blower motor maintains constant airflow by automatically adjusting its speed to overcome changing static pressure

check for 24V at the solenoid leads

How do I verify if this fits my specific York model

The Emerson Alco 065861 (C501-7) is a precision-engineered angle body flow expansion valve flange designed for high-performance refrigeration system components

Daikin-McQuay 263057056 Filter 318973-401 and EL280UHE series unitsThe Daikin McQuay 263057056 is a professional grade HVAC air filter designed specifically for precision fitment in high static pressure environments. Measuring 9 3 8 x 19 1 4 x 1 inches, this filter is engineered to maintain optimal airflow while protecting internal evaporator coils from particulate buildup. In commercial PTAC units and modular air handlers, using the correct OEM replacement filter is critical to preventing static pressure imbalances