Common Questions Can I use a standard PSC motor to replace this 17G96 ECM

non-condensables

or a frosted-over evaporator coil that isn't caused by airflow restrictions

this plate offers the structural rigidity needed for long-term operational reliability in Carrier rooftop units and split systems

Lennox 99K39 Expansion Valve L99H008 Common Questions Can I useAs a veteran HVAC technician, I know that maintaining precise refrigerant control is the difference between a high efficiency system and a compressor failure. The Lennox 99K39 Expansion Valve is a genuine OEM replacement part designed for accurate metering in residential and commercial cooling systems. This Thermostatic Expansion Valve (TXV) utilizes a 3 8 inch inlet and a 1 2 inch outlet to regulate liquid refrigerant flow into the evaporator coil.