Service manual

23
8-3. FUNCTION OF DIP SWITCH
Switch Function Remarks
<At delivery>
ON
OFF
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Address board
Operation by switch
ON OFF
( w1 ) Fan operation at Heating
mode.
(
w2 ) Heater thermstat ON is
operating.
(
w3 ) SW 1-7=OFF, SW 1-8=ON
→ Setting air flow.
SW 1-7=OFF, SW 1-8=ON
→ Indoor fan stop.
Pole
Built-in remote controller
Provided
2,500hr
Effective
Always operated while the heat in ON w1
Low w3
Setting air flow
Effective
Effective
Filter clogging detection
Filter cleaning sign
Fresh air intake
Humidifier control
Air flow at
Heat thermostat OFF
Auto restart function
Power ON/OFF by breaker
Indoor unit
Not provided
100hr
Not effective
Operated depends on the condition w2
Extra low w3
Depends on SW1-7
Not effective
Not effective
Cooling only
Available
Available
Available
Second setting
Horizontal angle
Effective
Not effective
9deg. (5deg.) w6
15deg.
Heat pump / Cool only
Louver
Vane
Vane swing function
Vane horizontal angle
Vane cooling limit angle setting w4
Heating 4deg. up
Target superheat setting w5
Target sub cool setting w5
Heat pump
Not available
Not available
Not available
First setting
Down B, C
Not effective
Effective
6deg. (2deg.) w6
10deg.
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
SW1
Function
setting
SW2
Capacity
code
setting
1~6
1~5
SW3
Function
setting
SW4
Model
Selection
(Setting
for
PMFY
series)
Changing the opening of linear
expansion valve when the
thermostat is OFF
Thermistor <Room temperature
detection> position
<At delivery>
ON
OFF
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Indoor controller board
( w4 ) At cooling mode, each
angle can be used only
1 hour.
(
w6 ) 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
( w5 ) SW 3-9 setting
PMFY-P06, P08NBMU-E=ON
PMFY-P12, P15NBMU-E=OFF
SW 3-10 setting
PMFY-P06, P08NBMU-E=ON
PMFY-P12, P15NBMU-E=OFF
ON
OFF
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ON
OFF
MODELS
PMFY-P06NBMU-E
PMFY-P08NBMU-E
PMFY-P12NBMU-E
PMFY-P15NBMU-E
SW 2 MODELS SW 2
123456
ON
OFF
123456
ON
OFF
123456
ON
OFF
123456
Under
suspension
Under
suspension
Before
power
supply
ON
Before
power
supply
ON
Effective
timing
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.
OC341--1new.qxp 05.6.1 5:16 PM Page 23