9. WIRING EXAMPLE
For the wiring of outdoor unit and BP unit, refer to the installation manuals attached to the outdoor unit and
BP unit.
Confirm the system type.
• 1 remote controller control: 1 remote controller controls 1 indoor unit (standard system). (Refer to Fig. 21)
• Group control: 1 remote controller controls up to 16 indoor units.
(All indoor units operate according to the remote controller.) (Refer to Fig. 22)
• 2 remote controllers control: 2 remote controllers control 1 indoor unit. (Refer to Fig. 23)
Fig. 21
1 remote controller control
BP unit
Remote controller
(Optional accessories)
.
Fig. 22
Group control
BP unit
1 2 3
Indoor unit
1 2
3
P
P
1
2
(NOTE.2)
P
P
1
2
Remote controller
(Optional accessories)
NOTE
1. All transmission wiring except for the remote controller wires is polarized and must match the terminal
symbol.
2. In case a shielding wire is to be used, connect a shielded portion with the grounding terminal for remote
controller inside the control box. (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)
15
1 2 3
Indoor unit
1 2
3
P
P
1
2
(NOTE.2)
P
P
1
2
BP unit
BP unit
1 2 3
Indoor unit
1 2
3
P
P
1
2
(NOTE.2)
(NOTE.2) (NOTE.2)
1 2 3
Indoor unit
1 2
3
P
P
1
2
(NOTE.2)
(NOTE.2)
Fig. 23
2 remote controllers control
BP unit
1 2 3
Indoor unit
1 2
3
P
P
1
2
(NOTE.2)
P
P
P
P
1
2
1
2
Remote controller
(Optional accessories)
English