2. Test Run
Basic wiring diagram: Example (2)
System address
(system 1 setting)
(S003)
ON
1
2
4
To other system
link wiring
Indoor and outdoor unit power can be turned ON for each system separately.
Indoor and outdoor unit power cannot be turned ON for each system separately.
Automatic address setting in Heating mode
Automatic address setting in Cooling mode
If link wiring is used
If link wiring is used
No. 1 unit settings
No. of indoor units
(6 units setting)
(S004)
(S002)
ON
OFF
Leave the socket
that is used to
Outdoor unit
Unit
short-circuit the
system 1
No. 1
terminal plug.
(CN33)
1-1
1-2
Indoor unit
Remote
controller
No. 2 unit settings
System address
No. of indoor units
(system 2 setting)
(7 units setting)
(S002)
(S003)
(S004)
ON
ON
1
2
OFF
Unit
Outdoor unit
No. 1
system 2
Indoor unit
2-1
Remote
controller
Make settings as appropriate for the cases listed below.
(Refer to the instructions on the following pages.)
* When multiple outdoor units exist, remove the socket that
is used to short-circuit the terminal plug (CN33) from all
outdoor unit PCBs except for 1.
Alternatively, move the sockets to the "OPEN" side.
Inter-unit control wiring
1-3
Remote controller
communication wiring
Leave the socket
that is used to open
circuit the terminal
plug (CN33).
Inter-unit control wiring
2-2
Remote controller
cross-over wiring
Case 1
Case 2
Case 3
Fig. 5-12
4- 10
Test Run and Others
1-6
2-7