16
DC-FAN
CN 414
3
AMBIE
NT
TEMP
. S
ENSOR
DISC
HA
RG
E TE
MP
. SE
NS
OR
CN 17
.
Y/G
OUTDOOR
MAIN
PCB
BLUE
BROWN 1
BLACK 3
3
2
L1L2
RED
BLUE L2
1
Y/G
Y/G
CN 3
Y/G
Y/G
COMPRESSOR
Y/G
U
V
W
BLUE
RED
BLACK
L1 L2
S
CN 6 CN 7 CN 8 CN 2
CN
21
W
V
U
Figure 31. 18K and 24K 208/230VAC Outdoor Unit Wiring Diagram
Wiring Diagrams (Indoor Units)
M
M
~
3
3
1
2 3
MAIN CONTROL BOARD
0
8
4
1 2
3
56
7
C
9A
B
D
EF
1 2
ON
0
8
4
1 2
3
5
67
C
9A
B
DE
F
1 2
ON
0
8
4
1 23
56
7
C
9A
B
DE
F
1 2
ON
0
8
4
1 2
3
56
7
C
9A
B
D
EF
1 2
ON
ENC2+S1
0~F
0~F
0~F
0~F
NETADDRESS
CODE
0~15
16~31
32~47
48~63
FOR SETTING NETADDRESS
CN10A
DISPLAY BOARD
8
Wired Controller
OPTIONAL
ADAPTER BOARD
CN3 (CN301
)
CN50 1
CN40 3
X Y E
To LVM
Comm.Bus
YEL
LO
W
BRO
WN
RE
D
5
5
Programmable
Wired Controller
OPTIONAL
4
Note: The programmable wired
controller and LVM use the same
port CN403.
CN2 (CN201
)
CN40 2
NOTE: COMPONENT IN
DASH LINE IS OPTIONAL
OR FIELD WIRING
S5
FOR REMOTE ON/OF
FACTORY SETTING
MODE
REMOTE ON/OFF OFF
REMOTE ON/OFF ON
(T1)
(T2)
Figure 32. 09K and 12K Indoor Unit Wiring Diagram (115 and 208/230VAC)
Summary of Contents for MCA Series
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