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14
English
8. WIRING EXAMPLE
For the wiring of outdoor units, refer to the installation manual attached to the outdoor units.
Confirm the system type.
• Pair type
:
1 remote controller controls 1 indoor unit. (standard system)
(Refer to Fig. 25)
• Multi system
:
1 through 4 indoor units connect to 1 outdoor unit. The indoor unit is controlled by remote
controller connected to each indoor unit.
(Refer to Fig. 26)
However, the group control is not expected.
• Group control
:
1 remote controller controls up to 16 indoor units. (All indoor units operate according to
the remote controller)
(Refer to Fig. 27)
• 2 remote controllers control
:
2 remote controllers control 1 indoor unit.
(Refer to Fig. 28)
NOTE
1.
All transmission wiring except for the remote controller wires is polarized and must match the termi
nal symbol.
2.
In case a shielding wire is to be used, connect a shielded portion with the
of a remote controller
terminal board.(Also, connect the ground for the remote control to a grounded metal part.)
3.
For group control remote controller, choose the remote controller that suits the indoor unit which has
the most functions (as attached swing flap)
Pair type
Multi system
Main power supply
Main switch
1 2 3
1
P P
2 3
1
P
1
2
P
2
Fuse
Outdoor unit
Indoor unit
Group control
Main power supply
Main switch
1 2 3
1
P P
2 3
1
P
1
2
P
2
Fuse
Outdoor unit
Main power supply
Main switch
1 2 3
1
P P
2 3
1
2
Fuse
Outdoor unit
Main power supply
Main switch
1 2 3
1
P P
2 3
1
2
Fuse
Outdoor unit
Indoor unit
Indoor unit
Indoor unit
Fig. 25
Fig. 27
Fig. 28
Fig. 26
Remote
controller 2
(Optional
accessories)
Remote
controller 1
(Optional
accessories)
Remote controller
(Optional accessories)
Remote controller
(Optional accessories)
2 remote controllers control
Main power supply
Main switch
1 2 3
1
P P
2 3
1
P
1
2
P
2
P
1
P
2
Fuse
Outdoor unit
Indoor unit
Main power supply
Main switch
1 2 3
1 2 3
P P
1
2
P P
1
2
1 2 3
1 2 3
P P
1
2
P P
1
2
1 2 3
1 2 3
P P
1
2
P P
1
2
Fuse
Outdoor unit
Indoor
unit
Indoor
unit
Indoor
unit
Remote controller
(Optional accessories)