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4
WIRING DIAGRAM
CN27
CN32
CN51
CN52
SW2
SW3
SW4
SWE
ZNR01,02
DSA
FUSE
X1
MF
MV
DP
FS
TB2
TB5
TB15
TH22
TH23
LEV
SW1
SW11
SW12
SW14
SWA
SWC
W.B
RU
BZ
LED1
LED2
SW1
SW2
POWER SUPPLY
TRANSMISSION
MA-REMOTE CONTROLLER
PIPE TEMP. DETECTION / LIQUID
(32°F/15ΚΩ, 77°F/5.4ΚΩ Detect)
PIPE TEMP. DETECTION / GAS
(32°F/15ΚΩ, 77°F/5.4ΚΩ Detect)
FAN MOTOR
I-SEE SENSOR MOTOR(OPTIONAL PARTS)MT
VANE MOTOR
DRAIN LIFT UP MECHANISM
DRAIN FLOAT SWITCH
TERMINAL
BLOCK
THERMISTOR
LINEAR EXPANSION VALVE
I. B
Mark
LED1
Main power supply
Power supply for
MA-Remote controller
Main Power supply (Indoor unit:208-230V)
power on → lamp is lit
Power supply for MA-Remote controller
on → lamp is lit
LED2
Meaning Function
INDOOR CONTROLLER BOARD
CONNECTOR
DAMPER
CN24
EXTERNAL HEATER
REMOTE SWITCH
CENTRALLY CONTROL
REMOTE INDICATION
CAPACITY CODE
MODE SELECTION
MODEL SELECTION
DRAIN LIFT UP MECHANISM (TEST MODE)
DRAIN LIFT UP MECHANISM (OPTIONAL PARTS)
SWITCH
VARISTOR
SURGE ABSORBER
FUSE (T6.3AL250V)
AUX. RELAY
SYMBOL
A. B
OPTIONAL PARTS
ADDRESS BOARD
SWITCH
MODE SELECTION
CEILING HEIGHT SELECTOR
OPTION SELECTOR
PCB FOR WIRELESS REMOTE CONTROLLER
RECEVING UNIT
BUZZER
LED (OPERATION INDICATION : GREEN)
LED (PREPARATION FOR HEATING : ORANGE)
EMERGENCY OPERATION (HEAT / DOWN)
EMERGENCY OPERATION (COOL / UP)
SYMBOLNAME
NAME
NOTES:
1.At servicing for outdoor unit, always follow the wiring diagram of outdoor unit.
2.In case of using MA-Remote controller, please connect to TB15. (Remote controller wire is non-polar.)
3.In case of using M-NET, please connect to TB5. (Transmission line is non-polar.)
4.Symbol [S] of TB5 is the shield wire connection.
5.Symbols used in wiring diagram above are, : terminal block, : connecter.
6.The setting of the SW2 dip switches differs in the capacity. For the detail, refer to fig.w1.
[LEGEND]
LED on indoor board for service
TH21
ROOM TEMP. DETECTION
(32°F/15ΚΩ, 77°F/5.4ΚΩ Detect)
THERMISTOR
ADDRESS SETTING 1s DIGIT
ADDRESS SETTING 10ths DIGIT
BRANCH No.
<w2>Use copper supply wires.
PCFY-P15, 24, 30, 36NKMU-E
19
w
Be sure to turn off the source power
and then disconnect fan motor connector.
(Failure to do so will cause trouble in Fan motor)
A.B
(RED)
ADDRESS
CN43
ADDRESS
CN81
(RED)
LED2
ADDRESS
CN42
(RED)
(RED)
ADDRESS
CN82
VANE CNV
(WHT)
SWA
SWC
SW1
MV
SW12 SW11
CN32
(WHT)
SW3 SW4
SWE
SW2
SW14
1
2
ON
OFF
ON
OFF
ON
OFF
ONOFF
9
6
8
5
4
3
2
1
12345678910
12345678910 12345612345
See fig.
w
1
M-NET
CN2M
(BLU)
CND
(BLK)
D.U.M
CNP
(BLU)
FAN
CNMF
(WHT)
INTAKE
CN20
(RED)
CN25
(WHT)
FLOAT SW
CN4F
(WHT)
WIRELESS
CN90
(WHT)
LEV
CN60
(WHT)
WHT
YLW
ORN
BLU
RED
BRN
MA REMOCON
CN3A
(BLU)
LIQUID/PIPE
CN44
(WHT)
CN41
(WHT)
CN51
(WHT)
CN52
(GRN)
TH21TH23TH22
CN27
(RED)
LED1
X1
DSA
ZNR02
FUSE
ZNR01
TB5
(SHIELD)
TB2
BLU
BLU
RED
BLU
GRN/YLW
TO OUTDOOR UNIT
BC CONTROLLER
REMOTE CONTROLLER
DC24-30V
TO NEXT
INDOOR UNIT
PULL BOX
FUSE(16A)
BREAKER
(16A)
POWER SUPPLY
~208-230V 60Hz
I.B
DC294~325V
RECTIFICATION
BZ
LEV
LED2
SW1
CNB
TO MA-REMOTE
CONTROLLER
DC8.7-13V
TB15
BLU
BLU
SW2
LED1
RU
W.B
Pair No.
J42 J41
45
14
CN4Y
(WHT)
14
1
2
1
4
1
8
1515
16
I-SEE SENSOR MOTOR
CN6Y
(RED)
16
M
13
13
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
ON
OFF
12345678910
ON
OFF
123456
ON
OFF
123456
P15
MODELS
<Fig. w1>
<w2>
SW2 SW3
P24
P30
P36
ON
OFF
123456
ON
OFF
123456
t° t°
14
14
t°
21
CN24
(YLW)
21
2121
74
1
13
3~
MF
MS
M
1~
U
21
U
135
L1
L2
GR
M1
M2
S
M
M
1418
DP
ON
OFF
12345678910
(OPTIONAL PARTS)
(OPTIONAL PARTS)
I-SEE
SENSOR
I-SEE SENSOR
(OPTIONAL PARTS)
I-SEE SENSOR
MT
FLOAT SW
CN4F
(WHT)
When attaching
drain lift up
mechanism
(optional parts),
remove the jumper
connector CN4F
and fit the drain
float switch (FS).
When attaching
drain lift up
mechanism
(optional parts)
FS
14
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9
10ths
DIGIT
1s
DIGIT
BRANCH
No.