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2. SPECIFICATIONS
[Single unit]
Model
RQYQ8PY1B
Power supply
-
Phase
Frequency
(Hz)
Voltage
(V)
(kW)
Nominal cooling capacity
Nominal heating capacity
(kW)
Dimensions H×W×D
(mm) 1680×930×765 1680×930×765 1680×930×765
(kg)
Mass
Refrigerant type
-
(kg)
Refrigerant charge (*1)
Design pressure
High pressure side
(bar)
(MPa)
Low pressure side
(bar)
(MPa)
Model
RQYQ14PY1B RQYQ16PY1B
Power supply
-
Phase
Frequency
(Hz)
(V)
Voltage
Nominal cooling capacity
(kW)
Nominal heating capacity
(kW)
(mm) 1680×1240×765 1680×1240×765
Dimensions H×W×D
Mass
(kg)
Refrigerant type
-
(kg)
Refrigerant charge (*1)
Design pressure
High pressure side
(bar)
(MPa)
Low pressure side
(bar)
(MPa)
*1: Initial refrigerant charge
[Combination unit]
RQYQ18~48PY1B is the combination unit that is com-
posed of the single units.
About the specifications see Single unit according
to the independent unit.
3. WHAT TO DO BEFORE OPERATION
This operation manual is for the following system
with standard control. Before initiating operation,
contact your Daikin dealer for the operation that cor-
responds to your system type and mark.
If your installation has a customized control system,
ask your Daikin dealer for the operation that corre-
sponds to your system.
Outdoor units (Refer to figure 1)
Cool/Heat selector
Inverter series
❏ yes ❏ no
"VRVIII-Q" series
• Names and functions of parts (Refer to figure 1)
1. Outdoor unit
2. Indoor unit
3. Remote controller
4. Inlet air
5. Outlet air
6. Cool/Heat selector
(figure 1 shows system with Cool/Heat selector)
English
RQYQ10PY1B RQYQ12PY1B
3N
3N
3N
50.0
50.0
50.0
380-415
380-415
380-415
22.4
28.0
33.5
25.0
31.5
37.5
230
284
284
R410A
R410A
R410A
10.8
11.7
11.7
40
40
40
4.0
4.0
4.0
33
33
33
3.3
3.3
3.3
3N
3N
50.0
50.0
380-415
380-415
40.0
45.0
45.0
50.0
381
381
R410A
R410A
11.7
11.7
40
40
4.0
4.0
33
33
3.3
3.3
Operation modes
4. REMOTE CONTROLLER AND
COOL/HEAT SELECTOR: NAME
AND FUNCTION OF EACH
SWITCH AND DISPLAY
(Refer to figure 2 and 3)
1. On/off button
Press the button and the system will start. Press
the button again and the system will stop.
2. Operation lamp (red)
The lamp lights up during operation.
3. Display "
" (changeover under control)
It is impossible to changeover heat/cool with the
remote controller which display this icon.
4. Display "
" (air flow flap)
Refer to the chapter "Operation procedure -
Adjusting the air flow direction".
5. Display "
This display shows that the ventilation unit are in
operation. (these are optional accessories)
6. Display "
" (set temperature)
C
This display shows the temperature you have set.
7. Display "
" "
" "
mode)
This display shows the current operation mode.
8. Display "
" (programmed time)
This display shows the programmed time of the
system start or stop.
9. Display "
" (inspection/test operation)
TEST
When the inspection/test operation button is
pressed, the display shows the mode in which
the system actually is.
10. Display "
" (under centralized control)
When this display shows, the system is under
centralized control. (This is not a standard spec-
ification.)
11. Display "
" (fan speed)
This display shows the fan speed you have
selected.
12. Display "
" (time to clean air filter)
Refer to the operation manual of indoor unit.
13. Display "
" (defrost/hot start)
Refer to the chapter "Operation procedure -
Explanation of heating operation."
14. Timer mode start/stop button
Refer to the chapter "Operation procedure -
Programming start and stop of the system with
timer."
15. Timer on/off button
Refer to the chapter "Operation procedure -
Programming start and stop of the system with timer."
" (ventilation/air cleaning)
" "
" "
" (operation
4
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