Function Of Dip Switch - Mitsubishi Electric CITY MULTI PKFY-P24NKMU-E Technical & Service Manual

7-2. Function of Dip switch

PKFY-P24NKMU-E.TH
Switch Pole Function
Thermistor<Room temperature>
1
position
Filter clogging detection
2
Filter cleaning sign
3
Fresh air intake
4
SW1
Switching remote controller display Thermo ON signal indication
5
Mode
Humidifier control
6
selection
7
Air flow set in case of heat
thermo OFF
8
Auto restart function
9
Power ON/OFF by breaker Effective
10
SW2
Capacity
1~6
code
switch
Heat pump/Cool only
1
Not used
2
Not used
3
SW3
Vane horizontal angle
4
Function
Changing the opening of linear
5
selection
expansion valve during thermo OFF
Heating 4 degree up
6
7 Target superheat setting 2
Target subcool
8
In case of replacing the indoor controller board, make sure to set the
switch to the initial setting, which is shown below.
SW4
1~4
Model
selection
PKFY-P30NKMU-E.TH
Operation by switch
ON
Built-in remote controller Indoor unit
Provide
2,500 hr
Not effective
2
Fan operation at Heating mode
Low 1
Setting air flow 1
Effective
Models SW2
ON
P24
OFF
1 2 3 4 5 6
ON
P30
OFF
1 2 3 4 5 6
Cooling only
—
—
Second setting
Effective
Not effective
—
2 —
ON
OFF
1 2 3 4
17
OFF
Not provide
100 hr
Not effective
Fan output indication
Thermo ON operation at
heating mode
Extra low 1
Depends on SW1-7
Not effective
Not effective
Heat pump
—
—
1 First setting
Not effective
Effective
—
—
Effective
Remarks
timing
Address board
<Initial setting>
ON
OFF
1 2 3 4 5 6 7 8 9 10
NOTE:
SW1-7 SW1-8 Fan speed
Under
OFF OFF Extra low
suspension
ON OFF Low
OFF ON Setting air flow
ON ON Stop
2 It is impossible to intake
the fresh air.
Indoor controller board
Before
power
supply
ON
Indoor controller board
<Initial setting>
ON
Under
OFF
1 2 3 4 5 6 7 8
suspension
1 Second setting is same as
first setting.
2 Please do not use SW3-7,8
as trouble might be caused
by the usage condition.
Indoor controller board
Before
power
supply
ON