Daikin R410As Service Manual page 71

Refrigerant Flow for Each Operation Mode
Cooling Oil Return Operation
High temperature, high pressure gas
High temperature, high pressure liquid
Low temperature, low pressure
60
Fan ON
Fan OFF
" ON "
Heat exchanger
Fan
EXV : Normal control
Filter 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
" OFF "
Heat exchanger Heat exchanger
Fan
EXV : 200 pls
Filter Filter
Indoor unit
Thermostat "OFF"
Si39-302
" ON "
Fan
EXV : 200 pls
Filter
Indoor unit
4D040339A
Refirgerant Circuit