MXZ-SM36NAMHZ Service Manual

49
OCH789
C. Example of a MA remote controller system (address setting is not necessary.)
NOTE: In the case of same group operation, need to set the address that is only main CITY MULTI series indoor unit.
Example of wiring control cables Wiring Method and Address Setting
• 1 MA remote controller for
each indoor unit
1. Standard operation
2. Operation using 2 remote controllers
• Using 2 MA remote control-
lers for each CITY MULTI
series indoor unit
3. Group operation
• Multiple indoor units operated
together by 1 MA remote con-
troller
a. The same as above a
b. The same as above b
c. In the case of using 2 remote controllers, connect
terminals 1 and 2 on transmission cable terminal
block (TB15) for each indoor unit with the terminal
block for 2 MA remote controllers.
· Set either one of the controllers to "sub remote
controller".
Refer to the installation manual of MA remote con-
troller.
a. The same as above a
b. The same as above b
c. In the case of group operation using MA remote
controller (MA-RC), connect terminals 1 and 2 on
transmission cable terminal block (TB15) of each
CITY MULTI series indoor unit. Use non-polarized
2-core wire.
d. In the case of same group operation, need to set the
address that is only main CITY MULTI series indoor
unit. Please set the smallest address within number
01–50 of the CITY MULTI series indoor unit with the
most functions in the same group.
Combinations of 1 through 3 above are possible.
MA-RC
TB5
TB15
(00)
M-IC
TB3
TB7
(00)
OC
TB5
TB15
(00)
M-IC
6
7
M1 M2 S M1 M2 S
M1 M2 S
A B
1 2
M1 M2 S
1 2
MA-RC
(Main)
TB5
TB15
(00)
M-IC
TB3
TB7
(00)
OC
TB5
TB15
(00)
M-IC
MA-RC
(Sub)
MA-RC
r3
r4
r5
M1 M2 S M1 M2 S
1 2
M1 M2 S
1 2
M1 M2 S
A B
A B
A B
TB5
TB15
(00)
M-IC
TB3
TB7
(00)
OC
L
1 L2
TB5
TB15
(00)
M-IC
MA-RCMA-RC
r1
r2
M1 M2 S M1 M2 S
1 2
M1 M2 S
1 2
M1 M2 S
A B
A B
a. Use feed wiring to connect terminals M1 and M2
on transmission cable block (TB3) for the outdoor
unit (OC) to terminals M1 and M2 on the transmis-
sion cable block (TB5) of each CITY MULTI series
indoor unit (M-IC). Use non-polarized 2-core wire.
b. Connect terminals 1 and 2 on transmission cable
terminal block (TB15) for each CITY MULTI series
indoor unit with the terminal block for the MA
remote controller (MA-RC).