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9-2. FUNCTION OF DIP SWITCH
Switch
Pole
Thermistor
1
<Room temperature detection>
position
2
Filter clogging detection
3
Filter cleaning
4
Fresh air intake
SW1
5
Switching remote indication
Function
Setting
6
Humidifier control
7
Airflow set in the case of heat
thermo-OFF
8
9
Auto restart function
0
Power ON/OFF by breaker
SW2
Capacity
1–6
code
setting
1
Heat pump/Cooling only
2
Louver/Humidifier
3
3D i-See sensor positioning
4
5
Vane horizontal angle 1
SW3
Function
6
Vane horizontal angle 2
setting
Changing the opening of linear
7
expansion valve
8
Sensible temperature correction Not effective
9
3D i-See sensor
ceiling height setting
0
<Table A>
SW1-7
SW1-8
OFF
OFF
Extra low
ON
OFF
Low
OFF
ON
Setting airflow
ON
ON
stop
<Table C>
SW3-5
SW3-6 Vane setting Initial setting Setting
OFF
OFF
Setting 1
ON
OFF
Setting 2
OFF
ON
Setting 3
ON
ON
Unused
5
Smudge could be left on the ceiling.
*
OCHT746A
Function
ON
Built-in remote
controller
Provided
2,500h
Effective
Thermo-ON signal
display
Always operated while
the heat in ON*
3
Low*
Setting airflow*
Effective
Effective
Cooling only
Depending on the combination of SW3-3
and SW3-4. Refer to the <Table B> below.
Second setting*
Third setting*
Effective
Depending on the combination of SW3-9
and SW3-10. Refer to the <Table D> below.
<Table B>
SW3-3
SW3-4
OFF
OFF
ON
OFF
OFF
ON
ON
ON
●
Standard
5
Less draft*
Less smudging Downward position than the standard
─
Operation by switch
OFF
Indoor unit
Not provided
100h
Not effective
Indicating fan
operation ON/OFF
Operated depends on
1
2
the condition*
3
Extra low*
3
Depends on SW1-7
Not effective
Not effective
Heat pump
—
—
4
4
First setting*
4
Depends on SW3-5
Not effective
Effective
<Table D>
Initial setting
Position 1
Position 2
Standard
●
(Standard)
Vane position
Standard
Upward position than the standard
─
35
The black square (■) indicates a switch position.
Effective
Remarks
timing
Indoor controller board
<Initial setting>
<Initial setting>
ON
ON
OFF
OFF
Under
1 2 3 4 5 6 7 8 9 0
suspension
*
Fan operation at heat mode
1
*
Heat thermo-ON is operating.
2
*
Refer to the <Table A> below.
3
Before
Indoor controller board
power
supply
<Initial setting>
ON
Set for each capacity.
Under
suspension
Indoor controller board
Before power
supply ON
<Initial setting>
Set for each capacity.
ON
OFF
Under
1 2 3 4 5 6 7 8 9 0
suspension
*
Refer to the <Table C> below
4
for SW3-5 and SW-3-6.
SW3-9
SW3-10
OFF
OFF
Low ceiling
ON
OFF
Standard
OFF
ON
High ceiling
ON
ON
(High ceiling)
Continue to the next page
Initial setting
●
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