Mitsubishi Electric City Multi PQHY-P-YSHM-A-BS Manuel D'installation page 12

11
[Fig. 11.3.4]
<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
*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 heat source unit in the system and connect it to CN40.
*2: If a system controller is used, set SW2-1 on all of the heat source units to ON.
12
11.3
OC
CN41 CN40
BC
(51)
(52)
TB02
M1 M2 S
TB3
M1 M2
M1M2 S
TB7
D
L
3
OC
CN41 CN41 BC
(53)
(54)
TB02
M1 M2 S
TB3
M1M2
M1M2 S
TB7
System
controller
A B S
L
1
A B
IC IC
(01) (04)
M1 M2 S
TB5 TB5
M1 M2 S M1 M2 S
A B
(101)
RC
IC
IC
(03)
(02)
TB5
TB5
M1 M2 S
M1 M2 S
A B
(103)
RC
C
IC
BS
(55)
(05)
TB02
TB5 TB5
M1 M2 S M1 M2 S
r
3
A B A B
(105) (155)
RC RC
E
L
4
IC
(07)
TB5
M1 M2 S
IC
(06)