Remote Controller and Changeover Switch: Name and Function of Each Switch and Display Si39-303
204 Operation Manual
5. Display “ ” (ventilation/air cleaning)
This display shows that the total heat exchange and the air cleaning unit are in operation.
(These are optional accessories)
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
specification.)
11.Display “ ” (fan speed)
This display shows the fan speed you have selected.
12.Display “ ” (time to clean air filter)
Refer to the indoor unit manual.
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 programming start and/or stop time.
18.Temperature setting button
Use this button for setting the desired temperature.
19.Filter sign reset button
Refer to the indoor unit manual.
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.
Notes:
!
In contradistinction to actual operating situations, the display on figure 1 shows all possible
indications.
!
If the filter sign lamp lights up, clean the air filter as explained in the indoor unit manual. 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.
!
The remote controller BRC1A52
(for FXS, FXM, FXL, FXN) does not have the display air flow flap (4) nor the air flow direction
adjust button (22).
C
TEST
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