8
C
L1 L2 L3 N
Terminal block for indoor –
outdoor transmission line
(TB3)
Terminal block for
centralized control
(TB7)
Power supply terminal block
(TB1)
Control box
A
B
[Fig. 11.2.1]
11.3
11.2
[Fig. 11.2.2]
A
B
C
[Fig. 11.3.1]
11
A
: Power source
B
: Transmission line
C
: Earth screw
A
B
C
E
D
M1 M2
M1M2 S
TB7
TB3
IC
(51)
M1
M2 S
TB5
RC
(01)
IC
M1
M2 S
TB5
(02)
IC
M1
M2 S
TB5
(04)
IC
M1
M2 S
TB5
(03)
IC
M1
M2 S
TB5
(05)
IC
M1
M2 S
TB5
(07)
IC
M1
M2 S
TB5
(06)
L
2
L
1
(101)
RC
(105)
RC
(103)
RC
(155)
M1 M2
M1M2 S
TB7
TB3
CN41
(53)
OC
r
3
A B S
System
controller
L
3
L
6
L
4
L
5
r
2
r
4
r
1
A B
A B
A B
A B
BC
M1
M2 S
(52)
BS
M1
M2 S
(55)
BC
M1
M2 S
(54)
TB02
TB02
TB02
OC
CN41
CN41 CN40
A
: Cable strap
B
: Power source cable
C
: Transmission cable
*1: When the power supply unit is not connected to the transmission line for centralized control, disconnect the male power supply
connector (CN41) from ONE outdoor unit in the system and connect it to CN40.
*2: If a system controller is used, set SW2-1 on all of the outdoor units to ON.
<A> Change the jumper connec-
tor from CN41 to CN40 *1
<B> SW2-1:ON *2
( ) Address
<C> Keep the jumper connector
on CN41
<B> SW2-1:ON *2
