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Wiring
K2
(Pushed time)
1
Indoor unit main address for matching with port A
2
Indoor unit main address for matching with port B
3
Indoor unit main address for matching with port C
4
Indoor unit main address for matching with port D
5
Indoor unit main address for matching with port E
6
Indoor unit main address for matching with port F
7
End of K2 display
When two or more indoor units are connected to one port, Indoor unit addresses are sequentially displayed at 2-second
intervals from the lowest address indoor unit. (After displaying all, display the first indoor unit again)
K4 Switch (Solenoid Valve Manual Control)
According to the push time of K4 Switch, A_C, A_H, ..., F_C, F_H, Liquid bypass solenoid valve opens in order.
In Solenoid Valve Manual Control mode, valve operates by K4 Push time irrespective of indoor operation mode.
In Solenoid Valve Manual Control mode, push K1 Switch makes DATA DISPLAY MODE to start and valves will operate
following indoor operation mode.
K4
(Push time)
1
A_C sol valve ON, other sol valve Off
2
A_H sol valve ON, other sol valve Off
3
B_C sol valve ON, other sol valve Off
4
B_H sol valve ON, other sol valve Off
5
C_C sol valve ON, other sol valve Off
6
C_H sol valve ON, other sol valve Off
7
D_C sol valve ON, other sol valve Off
8
D_H sol valve ON, other sol valve Off
9
E_C sol valve ON, other sol valve Off
10
E_H sol valve ON, other sol valve Off
11
F_C sol valve ON, other sol valve Off
12
F_H sol valve ON, other sol valve Off
13
Liquid b/p sol valve ON, other sol valve Off
14
sol valve Manual Control MODE end
30
Display Contents
Display Contents
Display segment
1
2
3
4
A
-
0
0
Indoor unit main address of port A : 0
B
-
0
3
Indoor unit main address of port B : 3
C
-
0
6
Indoor unit main address of port C : 6
D
-
0
9
Indoor unit main address of port D : 9
E
-
1
1
Indoor unit main address of port E : 11
F
-
1
5
Indoor unit main address of port F : 15
Display segment
1
2
P
A
P
A
P
B
P
B
P
C
P
C
P
D
P
D
P
E
P
E
P
F
P
F
P
S
P
Communication DATA Display
Remarks
3
4
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
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