9
8. System controll (Fig. 8-1)
* Set the refrigerant address using the DIP switch of the outdoor unit.
1
Wiring from the Remote Control
This wire is connected to TB5 (terminal board for remote controller) of the indoor unit
(non-polar).
2
When a Different Refrigerant System Grouping is Used.
Up to 16 refrigerant systems can be controlled as one group using the slim MA re-
mote controller.
Note:
In single refrigerant system (twin/triple), there is no need of wiring
2
.
Operation according to switch setting
ON
OFF
Start
Normal
Clear
Normal
Settings for outdoor unit ad-
dresses 0 to 15
SW1
Function table
<SW1>
Function
1 Compulsory de-
frosting
2 Error history clear
3
4
5
6
ON
1 2 3 4 5 6
OFF
A
Outdoor unit
B
Indoor unit
C
Master remote controller
D
Subordinate remote controller
E
Standard 1:1 (Refrigerant address = 00)
F
Simultaneous twin (Refrigerant address = 01)
G
Simultaneous triple (Refrigerant address = 02)
TB4
TB5
TB1
TB4
TB5
TB4
TB1
TB4
TB1
TB4
TB4
TB5
1
1
2
2
A
A
B
B
B
B
B
B
C
D
A
F
G
E
ON
OFF
3
4
5
6
E
SW 1 - 3 ~ 6
ON
OFF
3
4
5
6
F
SW 1 - 3 ~ 6
ON
OFF
3
4
5
6
G
SW 1 - 3 ~ 6
SW1
function
settings
Fig. 8-1
Refrigerant sys-
tem address set-
ting
Содержание PU(H)-P GAA
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