Refrigerant System Diagram - Friedrich PTAC ZONEAIRE PREMIER Service & Parts Manual

Refrigerant System Diagram

(1)Cooling + Heat Pump + Auxiliary Electric Heater
COOLED AIR
HOT AIR
INDOOR COILS
ELECTRIC HEATER
(2) Cooling + Electric Heater
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OPERATION
CENTRIFUGAL
OR CROSS FAN
CAPILLARY
REFRIGERANT FLOW DIRECTION
Figure 301 (Sequence of Operation)
AXIAL FAN
COMPRESSOR
NOTES:
HOT DISCHARGED AIR
COOLED AIR
OUTDOOR COILS
COOLING MODE
HEATING MODE