field installation of a Thermostatic Expansion Valve (TXV) may be required depending on the specific 4 Ton outdoor unit and SEER requirements

As a veteran tech

always verify your parts list to ensure this is the correct Carrier replacement board for your specific chassis

Field Adjustable Superheat: Allows technicians to fine-tune the refrigerant flow to match specific system requirements

Nordyne 01-0098 Run Capacitor 321894-709 field installation of a ThermostaticThe Nordyne 01 0098 is a heavy duty 45 MFD 440V round run capacitor engineered for continuous duty in residential and light commercial HVACR applications. Designed as a direct OEM replacement part, this dual voltage capacitor is compatible with both 370V and 440V systems, providing the necessary phase shift for efficient motor startup and operation. It features a robust aluminum electrolytic construction to withstand high internal pressures and