En-8
30/36 model
D
A
E
B
F
C
G
H
I
L1
L2
X1
Y1
Y2
Y3
X2
Cable tie
(acces-
sories)
Cable
clamp
Symbol Connection cable
A
L1
Power supply cable
B
L2
C
Earth (ground) for
power supply cable
D
X1
Transmission cable
E
X2
F
Earth (ground) for
transmission cable
and wired remote
controller cable (if
necessary)
G
Y1
Wired remote control-
ler cable (nonpolar)
H
Y2
I
Y3
Do not use
(7) Fix the conduit with the supporters as shown below.
Conduit (Power supply cable)
Indoor unit
Supporter
30 in
(756 mm)
or less
54 in
(1,361 mm)
or less
54 in
(1,361 mm)
or less
54 in
(1,361 mm)
or less
5.5. Optional parts wiring
In this setting, you need to remove the front panel. Refer to “8. FRONT PANEL REMOVAL
AND INSTALLATION”.
5.5.1 Connector and DIP switch position
4/7/9 model
CNA02
CNA01
CNA03
CNA04
CNB01
SW1
SW2
SW3
SW4
CN65
DIP switch
(SET 2)
ON OFF
Controller
PCB
30/36 model
CNA02
CNA01
CNA03
CNA04
CNB01
CN65
SW1
SW2
SW3
SW4
DIP switch
(SET 2)
ON OFF
Controller PCB
Name
Application
CNA01
Apply voltage terminal
For external input
CNA03
CNA02
Dry contact terminal
CNA04
DIP switch SET 2 (SW2)
Input signal type switching
CNB01
Output terminal
For external output
CN65
For one of the following.
• MODBUS® convertor (*1)
*1: For details, refer to each installation manual.
5.4. Wiring
(1) Open the intake grille. Refer to “8. FRONT PANEL REMOVAL AND INSTALLATION”.
(2) Remove the wire cover and remove the cable clamp.
4/7/9 model
30/36 model
Screw
Cable
clamp
Wire cover
Screw
Screw
Cable
clamp
Wire cover
(3) Remove the conduit holder.
(4) Fasten the indoor unit wire harness to the conduit holder using the lock nut.
(5) Use the screws to install the conduit holder provide with the indoor unit.
4/7/9 model
Screw
Conduit holder
Conduit
connector
• Transmission cables
• Wired remote controller cable and
optional parts cables (if necessary)
Lock nut
30/36 model
Screw
Conduit holder
Conduit
connector
• Transmission cables
• Wired remote controller
cable and optional parts
cables (if necessary)
Lock nut
(6) Connect the end of the connection cable fully into the terminal block.
4/7/9 model
A
B
C
D
F
E
H
G
L1
X1
Y1 Y2
X2
L2
Cable clamp
(Clamp only the power
supply cable)
Symbol Connection cable
A
L1
Power supply cable
B
L2
C
Earth (ground) for
power supply cable
D
Earth (ground) for
transmission cable,
wired remote control-
ler cable (if neces-
sary) and EV kit cable
(EEV external model
only)
E
X1
Transmission cable
F
X2
G
Y1
Wired remote control-
ler cable (nonpolar)
H
Y2
When you attach the cable clamp, make sure that the cables are not jutting out from the
clamp or being pinched by the clamp.
9373370420-02_IM.indb 8
9373370420-02_IM.indb 8
2017/12/20 9:49:00
2017/12/20 9:49:00
