36
4
WIRING DIAGRAM
INDOOR UNIT
NOTE:1. About the outdoor side electric wiring, refer to the outdoor unit electric wiring diagram for servicing.
2. Use copper conductors only. (For field wiring)
3. Symbols below indicate :
/
: Terminal block, : Connector
GRN
S1
1
2
CN202
12-24V
TB
S3
RED
BLK
TO OUTDOOR
UNIT
CONNECTING
INDOOR ELECTRONIC
CONTROL P.C. BOARD
WHT
230V~
S2
WHT
CN201
1
2
LD103
3
3
CN112
CN113
111
RT11
RT15
5
3
1
2
4
6
CN
1
2
3
4
RT12
RT13
RT14
CN
1Y1
CN
1X1
LS1
LS2
CN212
T11
F11
NR11
DB111
ML1
MV1
5
5
CN
151
MF2
MF1
5
5
ML2
152
MV2
5
5
CN
106
CN
CN
125
6
2
6
4
2
1
5
3
CN211
6
4
2
1
5
3
DISP REC
P.C.BOARD
SYMBOL
DB111
F11
LS1
LS2
MF1
MF2
ML1
SYMBOL
ML2
MV1
MV2
NR11
RT11
RT12
RT13
NAME
DIODE STACK
FUSE (T3.15AL250V)
DAMPER LIMIT SWITCH (OPEN)
DAMPER LIMIT SWITCH (CLOSE)
UPPER INDOOR FAN MOTOR
LOWER INDOOR FAN MOTOR
DAMPER LOCK MOTOR (RIGHT)
NAME
DAMPER LOCK MOTOR (LEFT)
HORIZONTAL VANE MOTOR
DAMPER MOTOR
VARISTOR
ROOM TEMPERATURE THERMISTOR
INDOOR COIL THERMISTOR (MAIN 1)
INDOOR COIL THERMISTOR (SUB)
SYMBOL
RT14
TR15
T11
NAME
INDOOR COIL THERMISTOR (MAIN 2)
INDOOR COIL THERMISTOR (MAIN 3)
TRANSFORMER
[LEGEND]
MFZ-KA25VA
MFZ-KA35VA
MFZ-KA50VA