Patent ID: 11892181
Assignee: GOODMAN MANUFACTURING COMPANY LP
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 17:
18. A method of operating an HVAC system having an outdoor unit, a ventilation unit, and refrigerant lines to route refrigerant between the outdoor unit and the ventilation unit, the method comprising:
operating the HVAC system to provide outdoor air from the ventilation unit to a structure, wherein the outdoor unit includes a compressor and a heat exchanger, and the ventilation unit includes: a blower; a dehumidifying coil to dehumidify the outdoor air received by the ventilation unit; a reheat coil to warm the outdoor air dehumidified by the dehumidifying coil; and a housing in which the blower, the dehumidifying coil, and the reheat coil are installed;
controlling operation of a first electronic expansion valve coupled outside the housing of the ventilation unit to control refrigerant flow into the dehumidifying coil; and
controlling operation of a second electronic expansion valve coupled outside the housing of the ventilation unit to control refrigerant flow into the reheat coil.