To Operate The System (With Cool/Heat Changeover Remote Control Switch); Using The Dry Program; About The Dry Program; To Use The Dry Program (Without Cool/Heat Changeover Remote Control Switch) - Daikin RYYQ8T7Y1B Installer And User Reference Manual

16 Operation
Result: The operation lamp lights up and the system starts
operating.
16.2.5 To operate the system (WITH cool/heat
changeover remote control switch)
Overview of the changeover remote control switch
a FAN ONLY/AIR CONDITIONING
SELECTOR SWITCH
a
Set the switch to
operation or to
cooling operation.
b COOL/HEAT CHANGEOVER SWITCH
Set the switch to
b
for heating
To start
1 Select operation mode with the cool/heat changeover switch as
follows:
Cooling operation Heating operation
1
1
2 Press the ON/OFF button on the user interface.
Result: The operation lamp lights up and the system starts
operating.
To stop
3 Press the ON/OFF button on the user interface once again.
Result: The operation lamp goes out and the system stops
operating.
NOTICE
Do not turn off power immediately after the unit stops, but
wait for at least 5 minutes.
To adjust
For programming temperature, fan speed and air flow direction refer
to the operation manual of the user interface.
16.3

Using the dry program

16.3.1

About the dry program

▪ The function of this program is to decrease the humidity in your
room with minimal temperature decrease (minimal room cooling).
▪ The micro computer automatically determines temperature and
fan speed (cannot be set by the user interface).
▪ The system does not go into operation if the room temperature is
low (<20°C).
Installer and user reference guide
82
for fan only
for heating or
for cooling or to
Fan only operation
1 1
1
16.3.2 To use the dry program (WITHOUT cool/
heat changeover remote control switch)
To start
1 Press the operation mode selector button on the user interface
several times and select
2 Press the ON/OFF button of the user interface.
Result: The operation lamp lights up and the system starts
operating.
3 Press the air flow direction adjust button (only for double-flow,
multi-flow, corner, ceiling-suspended and wall-mounted). Refer
to "16.4 Adjusting the air flow direction" on page 82
To stop
4 Press the ON/OFF button on the user interface once again.
Result: The operation lamp goes out and the system stops
operating.
NOTICE
Do not turn off power immediately after the unit stops, but
wait for at least 5 minutes.
16.3.3 To use the dry program (WITH cool/heat
changeover remote control switch)
To start
1 Select cooling operation mode with the cool/heat changeover
remote control switch.
1
1
2 Press the operation mode selector button on the user interface
several times and select
3 Press the ON/OFF button of the user interface.
Result: The operation lamp lights up and the system starts
operating.
4 Press the air flow direction adjust button (only for double-flow,
multi-flow, corner, ceiling-suspended and wall-mounted). Refer
to "16.4 Adjusting the air flow direction" on page 82
To stop
5 Press the ON/OFF button on the user interface once again.
Result: The operation lamp goes out and the system stops
operating.
NOTICE
Do not turn off power immediately after the unit stops, but
wait for at least 5 minutes.
16.4

Adjusting the air flow direction

Refer to the operation manual of the user interface.
16.4.1

About the air flow flap

Double flow+multi-flow units
Corner units
(program dry operation).
for details.
(program dry operation).
for details.
RYYQ+RYMQ+RXYQ8~20T7Y1B
VRV IV system air conditioner
4P370475-1C – 2016.11