Service Manual

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n Change of lighting time of filter sign
According to the installation condition, the lighting
time of the filter sign (Notification of filter clean-
ing) can be changed.
Follow to the basic operation procedure
(1
→
2
→
3
→
4
→
5
→
6 ).
• For the CODE No. in Procedure 3, specify [01].
• For the [Set data] in Procedure 4, select the
setup data of filter sign lighting time from the
following table.
n To secure better effect of heating
When it is difficult to obtain satisfactory heating
due to installation place of the indoor unit or
structure of the room, the detection temperature
of heating can be raised.
Also use a circulator, etc. to circulate heat air
near the ceiling.
Follow to the basic operation procedure
(1
→
2
→
3
→
4
→
5
→
6 ).
• For the CODE No. in Procedure 3, specify [06].
• For the set data in Procedure 4, select the
setup data of shift value of detection tempera-
ture to be set up from the table below.
n How to set up power saving mode
1. Push
SAVE
button for at least four seconds
when the air conditioner is not working.
flashes. Indicates CODE No. “C2.”
2. Select an indoor unit to be set by pushing
UNIT LOUVER
(left side of the button).
Each time you push the button, unit numbers
change as follows:
The fan of the selected unit runs.
3. Adjust the power save setting by pushing
TIME / buttons. Each push of the
button changes the power level by 1% within
the range from 100% to 50%.
* The factory setting is 75%.
• This indication may not be true for types
other than 4-series outdoor unit.
4. Determine the setting by pushing
SET
button.
5. Push
TEST
button to complete the setting.
Unit No.
1-1
Unit No.
1-2
Unit No.
1-3
Unit No.
1-4
Setting of power level
in power saving mode
Setup data
0000
0001
0002
0003
0004
0005
0006
Detection temp shift value
No shift
+1°C
+2°C (At shipment from factory)
+3°C
+4°C
+5°C
+6°C
Setup data
0000
0001
0002
0003
0004
Filter sign lighting time
None
150H
2500H (At shipment from factory)
5000H
10000H