17
0
8
4
1 2
3
5
67
C
9A
B
D
E F
1 2
O N
0
8
4
1 2
3
5
67
C
9A
B
D
E F
1 2
O N
0
8
4
1 2
3
5
67
C
9A
B
D
E F
1 2
O N
0
8
4
1 2
3
5
67
C
9A
B
D
E F
1 2
O N
S 1+S 2
0~F
0~F
0~F
0~F
ADDR E S S
C O DE
0~15
16~31
32~47
48~63
F O R
C C M U NIT ADDR E S S
DC MOTOR
DRIVER MODULE
CN
13
CN
3
3
CN1 5
5
M
CN6
T2
T1
4
INDO OR C OIL T EMP. SENS OR
ROOM TEMP. SENSOR
BLACK
WHITE
INDOOR UNIT MAINBOARD
CN3
RE
D
CN
2
C
N1
Y/G
BL
AC
K
CN
41
YELLOW
CN5
WATE R LE VE L S WITC H
Inductor
CN8
CN18
RED
RED
1
O N
1
O N
COOLING
PRIORITY
HEATING
PRIORITY
FACTORY
SETTING
MODE
CN
1
9
BLUE
BLACK
To
L
VM
Co
m
m.
Bu
s
WHITE
X
Y
E
Y/G
1 2 3
FILTER-BOARD
BLACK
RED
• • ••• • • • • • ••• • ••• • • • ••• • • • • • ••
1
O N
1
O N
S W2
1 2
O N
1 2
O N
1 2
O N
1 2
O N
S W 6
C O DE
F O R T E MP. C O MP E NS AT IO N(HE AT ING )
FAC T O R Y
S E T T ING
EEPROM
default
1 2
O N
1 2
O N
1 2
O N
1 2
O N
S W 1
T E L 0
EEPROM
default
FAC T O R Y
S E T T ING
F O R ANT I-C O L D W IND
1
O N
1
O N
FACTORY
SETTING
F O R S E T T ING AUT O -R E S TAR T
S W 3
MODE AUTO-RESTART NOT AUTO-RESTART
CN2 3
ON/O FF
CN3 3
ALA RM
Alarm
Output
Remote
Control
Ceiling-Floor Type
CN21
M
5
5
VSWING(INACTIVE)
CN24
M
5
SWING
FAN
FOR MODE CONFLICT SETTING
DISPLAY
BOARD
10
CN10A
TO WIRED
CONTROLLER
2
CN40
TO
PRO GRA MMABL E
WIR ED
CON TRO LLE R
4
2
• • • • •
COMPONENT IN DASH
LINE IS OPTIONAL
OR FIELD WIRING.
Note: The
programmable
wired controller
and regular
wired controller
use the same
wiring connector
(VRF only)
(VRF only)
32˚F (0˚C) 36˚F (2˚C) 39˚F (4˚C)
75˚F (24˚C) 59˚F (15˚C) 46˚F (8˚C)
Figure 29. MCFB018S4-*P Unit Wiring Diagram
DC MOTOR
DRIVER MODULE
C
N
13
C
N
3
3
CN1 5
5
M
CN6
T2
T1
4
BLACK
WHITE
INDOOR UNIT MAINBOARD
CN3
R
E
D
C
N
2
C
N
1
Y/G
B
LA
C
K
C
N
41
YELLOW
CN5
W ATER LEVEL SW ITC H
In ducto r
CN8
CN18
RED
RED
• • • • •
COMPONENT IN DASH
LINE IS OPTIONAL
OR FIELD WIRING.
C
N
19
BLUE
BLACK
To
L
V
M
C
om
m
.B
us
WHITE
X
Y
E
Y/G
1 2 3
FILTER-BOARD
BLACK
RED
CN2 3
ON/O FF
CN3 3
ALA RM
Alarm
Output
Remote
Control
Ceiling-Floor Type
CN21
CN24
M
M
M
5
5
5
5
SWING
INDO OR C OIL T EMP. SENS OR
ROOM TEMP. SENSOR
VSWING(INACTIVE)
FAN
DISPLA Y
BOARD
10
CN10A
TO WI RED
CONTRO LLER
5
TO
PROGRAMMABLE
WIRED
CONTROLLER
2
CN40
4
Note: The
programmable
wired controller
and regular
wired controller
use the same
wiring connector
2
Figure 30. MCFA024S4-*P Unit Wiring Diagram
