19
Switch
Function
Remarks
Effective
timing
Under
suspension
Under
suspension
Before
power
supply
ON
Before
power
supply
ON
<At delivery>
ON
OFF
1 2 3 4 5 6 7 8 9 10
Address board
Operation by switch
ON
OFF
Note :
w
1
Fan operation at Heating
mode.
w
2
Heater thermostat ON is
operating.
w
3
SW 1-7=OFF, SW 1-8=ON
→
Setting air flow.
SW 1-7=ON, SW 1-8=ON
→
Indoor fan stop.
Pole
Built-in remote controller
Provided
2,500hr
Effective
Always operated while the heat in ON
w
1
Low
w
3
Setting air flow
w
3
Effective
Effective
Filter clogging detection
Filter cleaning
Fresh air intake
Humidifier control
Air flow set in case of
Heat thermostat OFF
Auto restart function
Power ON/OFF by breaker
Indoor unit
Not provided
100hr
Not effective
Operated depends on the condition
w
2
Extra low
w
3
Depends on SW1-7
Not effective
Not effective
Cooling only
Not effective
Available
Available
Second setting
Horizontal angle
Effective
Not effective
9(5)degrees
15degrees
Heat pump / Cooling only
Limitation at time of damper
open operation
w
4
Vane
Vane swing function
Vane horizontal angle
Vane cooling limit angle setting
w
5
Heat 4degrees up
Superheat setting temperature
w
6
Sub cool setting temperature
Heat pump
Effective
Not available
Not available
First setting
Down B, C
Not effective
Effective
6(2)degrees
10degrees
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
SW2
Capacity
code
setting
1~6
1~5
SW3
Function
setting
Thermistor <Room temperature
detection> position
<At delivery>
ON
OFF
1 2 3 4 5 6 7 8 9 10
Indoor controller board
Note :
w
4
Refer to "5 AIR OUTLET
SELECTION"
w
5
At cooling mode, each angle
can be used only 1 hour.
w
6 The numerical valve in the
parentheses shows the
case which the R22 outdoor
unit is connected.
Indoor controller board
<At delivery>
Set while the unit is off.
Set while the unit is off.
Set for each capacity.
Indoor controller board
ON
OFF
1 2 3 4 5
SW1
Function
setting
SW4
Model
Selection
(Setting
for
PFFY
series)
Changing the opening of linear
expansion valve when the
thermostat is OFF
Switching remote
controller display
Indicating if the
thermostat is ON
Indicating fan operation
ON/OFF
In case replacing the indoor controller board, make sure to set the switch to the
factory-preset status, which is shown below.
Capacity
P20
P32
P25
P40
SW 2
Capacity
SW 2
ON
OFF
1 2 3 4 5 6
ON
OFF
1 2 3 4 5 6
ON
OFF
1 2 3 4 5 6
ON
OFF
1 2 3 4 5 6
9-3. FUNCTION OF DIP SWITCH
OC404.qxp 06.7.3 9:02 AM Page 19
