Daitsu DS-18KIDB - 4 Refrigerant System Diagram

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Technical Information
Service Manual
4. Refrigerant System Diagram
Cooling and heating model
Connection pipe speci ication:
Liquid pipe:1/4" (6mm)
Gas pipe:1/2" (12mm) GWH18AAD-K6DNA1A Gas pipe:5/8" (16mm) 21K
Indoor unit
Outdoor unit
COOLING
HEATING
4-Way valve
Discharge
Suction
Heat
exchanger
(evaporator)
Heat
exchanger
(condenser)
Valve
Valve
Liquid pipe
side
Gas pipe
side
Strainer Electric
expand
valve
Strainer
Compressor
Accumlator