Specifications

EDUS39-900A-F4 Installation
FXMQ-P 35
9-2 WIRING EXAMPLE
Install a ground fault circuit interrupter.
The installation of a ground fault circuit interrupter is
imperative for the prevention of electric shocks and fire
accidents.
No. 1 system: When using 1 remote controller for 1 indoor
unit
No. 2 system: For group control or use with 2 remote
controllers
No. 3 system: When including BS unit
[ PRECAUTIONS ]
1. Make sure that the ground fault circuit interrupter is
designed to protect the air conditioner from ground faults,
overloads, and short-circuiting.
2. The remote controller wiring (P1 and P2) and transmis-
sion wiring (F1 and F2) have no polarity.
9-3 CONTROL BY 2 REMOTE CONTROLLERS
(Controlling 1 indoor unit by 2 remote controllers)
Set one of the remote controllers to main and the other to
sub in the case of remote control with two remote
controllers.
Switching Main/Sub
(1) Insert a screwdriver into the clearance between the
grooves of the lower casing and the upper casing to
remove the upper casing. (2 grooves) (The remote con-
troller PCB is attached to the upper casing.)
Indoor unit A Indoor unit B
Most
downstream
Indoor unit
Power supply
single phase
60Hz 208/230V
Power supply
single phase
60Hz 208/230V
Power supply
single phase
60Hz 208/230V
Outdoor unit
FT
1
L
1
1
1
1
PP
2
P
L
2
1
2
P
T
F
2
F
P
F
1
2
2
2
P
1
L
2
2
P
2
F
IN/D
1
OUT/D
1
P
F
2
F
1
P
L
1
F
1 2
T
2
T
1
PP
21
F
2
L
2
F
L
1
12
TT
P
Remote controller Remote controller Remote controller
L1 L 2
(option) (option) (option)
L1 L 2 L1 L 2
Outdoor unit
Note) There is not need to set the indoor unit
address when using group control.
(It is automatically set when the power
is turned on.)
Indoor
unit A
Indoor unit B
Most down-
stream
indoor unit
For use with 2
remote controllers
Case of group control
L1 L2 L1 L2 L1 L2
Remote controller
Remote controller
(option)
Remote controller
1
P
2
P
1
P
2
P
1
P
2
P
1
PP
21
F
2
L
2
F
L
1
L
2
L
1
12
FF
12
FF
12
TT
1
PP
21
F
2
F
12
TT
L
2
L
1
1
PP
21
F
2
F
12
TT
IN/D
OUT/D
(option)
Power supply
single phase
60Hz 208/230V
Power supply
single phase
60Hz 208/230V
Power supply
single phase
60Hz 208/230V
Outdoor unit
BS unit
L1 L 2
Indoor unit A
Remote controller
(option)
F
F
1
2
F
F
12
F
F
1
2
F
F
12
IN/D
IN/D
OUT/D OUT/D
1
PP
21
F
2
L
2
F
L
1
12
TT
1
P
2
P
Power supply
single phase
60Hz 208/230V
Lower part of
remote controller
Upper part of
remote controller
Insert the screwdriver here and gently work
off the upper part of remote controller.