ENGLISH
E-
23
Setting up option switches
You should display that how many indoor units are connected to
the outdoor unit. Refer to the table below, then turn the arrow to
appropriate position.
Rotary Switch
0 or 1
2
3
4
5
6
7
8
One
Two
Three
Four
Five
Six
Seven
Eight
9
A
B
C
D
E
F
-
Nine
Ten
Eleven
Twelve
Thirteen
Fourteen
Fifteen
-
Switch No.
Number of
indoor unit(s)
Switch No.
Number of
indoor unit(s)
Rotary switch
Display
A, B Type
KEY
K1
K3
K2
CHECK
MODE
Use the K1 only for heat pump models.
DISPLAY
MODE
RESET
K4
DIS 1
DIS 2
Function
Number of
press times
1
2
3
4
K1
(Displayed on SEG 3, 4)
Adding refrigerant at
heating mode
Test operation at
heating mode
End
-
K2
(Displayed on SEG 3, 4)
Adding refrigerant at
cooling mode
Test operation at
cooling mode
Pump Down for recovery
of refrigerant
End
K3
(Displayed on SEG 3, 4)
Reset
-
-
-
K4
(Displayed on SEG 3, 4)
Displays data
-
-
-
Summary of KEY functions
Display
KEY
ITEM NO. CURRENT DATA DISPLAY
