Daikin R410As Service Manual page 73

Refrigerant Flow for Each Operation Mode
Heating Operation
High temperature, high pressure gas
High temperature, high pressure liquid
Low temperature, low pressure
62
Fan ON
Fan OFF
Heat exchanger
Fan
Electronic expansion valve Electronic expansion valve
Filter Filter
Indoor unit
Thermostat "ON"
S
Oil equalizing pipe to other outdoor units
S Liquid piping to other outdoor units
S
Gas piping to other outdoor units
Indoor unit operation
Fan OFF
Heat exchanger
Fan
Electronic expansion valve
Filter Filter
Indoor unit
Si39-302
Fan LL
Heat exchanger
Fan
Filter Filter
Indoor unit
Thermostat "OFF"
4D040339A
Refirgerant Circuit