Daikin VRV X RXQ6-48ANR Series Service Manual page 34

Refrigerant Flow for Each Operation Mode
Cooling Oil Return Control
High temperature, high pressure, gas
High temperature, high pressure, liquid
Low temperature, low pressure
28
Fan ON
ON Fan OFF
Heat exchanger
Fan
EV: Normal
control
Filter Filter
Electronic expansion valve
Indoor unit
Thermostat ON
Indoor unit operation
OFF
Heat exchanger
Fan
EV: 0 pulse
Filter Filter
Electronic expansion valve
Indoor unit
SiME341909EA
Fan ON
ON
Heat exchanger
Fan
EV: 0 pulse
Filter Filter
Electronic expansion valve
Indoor unit
Thermostat OFF
C: 3D124201
Part 2 Refrigerant Circuit