7
3. Display
“
”
(changeover under control)
It is impossible to changeover heat/cool with the
remote controller when this icon is displayed.
4. Display
“
”
(air flow flap)
Refer to the chapter “Operation procedure -
Adjusting the air flow direction”.
5. Display
“
”
(ventilation/air cleaning)
This display shows that the ventilation unit is in
operation. (This is an optional accessory.)
6. Display
“
”
(set temperature)
This display shows the temperature you have set.
7. Display
“
”
“
”
“
”
“
”
“
”
(operation
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)
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.”
16. Inspection/test operation button
This button is only used by qualified service
persons for maintenance purposes.
17. Programming time button
Use this button for setting the programming start
and/or stop time.
18. Temperature setting button
Use this button for setting the desired tempera-
ture.
19. Filter sign reset button
Refer to the operation manual of indoor unit.
20. Fan speed control button
Press this button to select the fan speed of your
preference.
21. Operation mode selector button
Press this button to select the operation mode of
your preference.
22. Air flow direction adjust button
Refer to the chapter “Operation procedure -
Adjusting the air flow direction”.
23. Fan only/air conditioning selector switch
Set the switch to “
” for fan only operation or to
“
” for heating or cooling operation.
24. Cool/heat changeover switch
Set the switch to “
” for cooling or to “
” for
heating operation.
25. Thermistor
It senses the room temperature around the
remote controller.
26. These buttons are used when the ventilation
unit is installed. (This is an optional acces-
sory.)
Refer to the operation manual of the ventilation
unit.
27. No function display
• If a function is not available in the indoor unit
even if the button is pressed, “NOT AVAIL-
ABLE” is may be displayed for a few seconds.
• When using multiple units at the same time.
“NOT AVAILABLE” is only displayed when none
of the indoor units is equipped with that function.
If even one of the indoor units has the function, it
will not be displayed.
NOTE
• Contrary to actual operating situations, the dis-
play on figure 2 shows all possible indications.
• Figure 2 shows the remote controller of which the
cover is open.
• If the filter sign lamp lights up, clean the air filter as
explained in the operation manual of indoor unit.
After cleaning and reinstalling the air filter, press
the filter sign reset button on the remote controller.
The filter sign lamp on the display will go out.
F
TEST
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