19
19
CN27
CN32
CN51
CN52
SW2
SW3
SW4
SWE
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
(0°C / 15kΩ, 25°C / 5.4kΩ)
PIPE TEMP. DETECTION / GAS
(0°C / 15kΩ, 25°C / 5.4kΩ)
FAN MOTOR
VANE MOTOR
DRAIN PUMP
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:220-240V)
power on → lamp is lit
Power supply for MA-Remote controller
on → lamp is lit
LED2
Meaning
Function
INDOOR CONTROLLER BOARD
CONNECTOR DAMPER
REMOTE SWITCH
CENTRALLY CONTROL
REMOTE INDICATION
CAPACITY CODE
MODE SELECTION
MODEL SELECTION
DRAIN PUMP (TEST MODE)
DRAIN PUMP (OPTIONAL PARTS)
SWITCH
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)
SYMBOL
NAME
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 < 1>.
[LEGEND]
LED on indoor board for service
DCL
REACTOR
CN105
IT TERMINAL
TH21
ROOM TEMP. DETECTION
(0°C / 15kΩ, 25°C / 5.4kΩ)
THERMISTOR
ADDRESS SETTING 1s DIGIT
ADDRESS SETTING 10ths DIGIT
BRANCH No.
1
9
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
ON
OFF
ON
OFF
ON
OFF
ON
OFF
9
6
8
5
4
3
2
1
1 2 3 4 5 6 7 8 910
1 2 3 4 5 6 7 8 910
1 2 3 4 5 6
1 2 3 4 5
See fig: 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)
TH21
TH23
TH22
CN27
(RED)
LED1
X1
FUSE
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
~/N 220-240V 50Hz
220V 60Hz
I.B
BZ
LEV
LED2
SW1
CNB
TO MA-REMOTE
CONTROLLER
DC8.7-13V
(OPTIONAL PARTS)
(OPTIONAL PARTS)
TB15
ORN
ORN
SW2
LED1
RU
W.B
Pair No.
J42 J41
1
4
1
2
1
4
1
8
1
5
CN105
(RED)
1
5
1
5
1
6
M
1
3
1
3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
ON
OFF
1 2 3 4 5 6 7 8 9 1 0
ON
OFF
1 2 3 4 5 6
ON
OFF
1 2 3 4 5 6
P40
MODELS
SW2
SW3
P63
P100
P125
ON
OFF
1 2 3 4 5 6
ON
OFF
1 2 3 4 5 6
t°
t°
1
4
1
4
t°
2
1
2
1
2
1
7
4
1
1
3
3~
MF
MS
M
1~
2 1
1 3 5
L
N
M1
M2
S
M
1
4
1
8
DP
ON
OFF
1 2 3 4 5 6 7 8 9 1 0
ON
OFF
1 2 3 4 5 6 7 8 9 1 0
DCL
The black square (
■
) indicates a switch position. < 1>
FLOAT SW
CN4F
(WHT)
When attaching
drain pump
(optional parts),
remove the jumper
connector CN4F
and fit the drain
float switch (FS).
When attaching
drain pump
(optional parts)
FS
1
4
0123
4
56
789
AB
C
D
EF
0 1
2
3
45
6
7
8
9
0 1
2
3
45
6
7
8
9
10ths
DIGIT
1s
DIGIT
BRANCH
No.
1
2
PCFY-P40VKM-ER1
PCFY-P63VKM-ER1
PCFY-P100VKM-ER1
PCFY-P125VKM-ER1
OCH449A
