Daikin VRV Inverter K Series - Flow of Refrigerant in each Operating Mode

SiE-05C Flow of Refrigerant in Each Operating Mode Functions PLUS Series 251 5. Flow of Refrigerant in Each Operating Mode 5.1 Heat Pump Model
The flow of refrigerant in each mode is shown for high pressure gas or condensed liquid refrigerant by the line, and for evaporated low pressure gas by the line. 1. Normal cooling 2. Normal heating 3. Oil return (cooling) 4. Oil return (heating) 5. Defrost 6. Oil equalizing operation (cooling) 7. Oil equalizing operation (heating step 1) 8. Oil equalizing operation (heating step 2) 9. Heating pump down residual operation 10.Refrigerant pump down operation 11.Emergency Operation for Inverter Failure (cooling) 12.Emergency Operation for Inverter Failure (heating)
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