As a genuine Nordyne OEM replacement

Always verify contact closure with a multimeter during the timed interval

it is compatible with single-stage heat pumps (without auxiliary heat) using the O/B terminal logic

as well as the 985-2065 range

Rotation for the LA22LA019 is determined as Clockwise (CW) when viewing from the hub/bore end

York S1-373-27868-403 Coil 30067439-890 As a genuine Nordyne OEMTechnical professionals requiring a reliable York S1 373 27868 403 evaporator coil replacement will find this A Flex 14H 17W indoor coil engineered for precise fitment and streamlined integration. Constructed as a 3 row uncased unit, it utilizes high grade aluminum fins paired with a specialized tin coating to mitigate the risk of formicary corrosiona critical failure point in high humidity environments. This specific HVAC indoor evaporator coil is