PACD011001C2 Outdoor Unit Refrigerant System Diagram
Function UM Combination “MA1R Series” Using R-407C 417
1.2 Flow of Refrigerant in Each Operating Mode
1.2.1 Cooling Operation
Heat exchanger
Fan
Indoor unit
Filter
Filter
Heat exchanger
Fan
Indoor unit
Filter
Filter
Heat exchanger
Fan
Indoor unit
Filter
Filter
OIL
OIL
OIL
Fan ON
Fan OFF
" ON "
Fan ON
" ON "" OFF "
Unit opration
(V0910)
High pressure & high temperature gas refrigerant
High pressure & high temperature liquid refrigerant
Low pressure & low temperature liquid & gas refrigerant