Haier HBU-42CH03 - Page 210

0150500674
CN19 CN11
FUSE
T6.3A/250VAC
CN1
CN2
W
W
B
B
R
R
1
BL W
W
R
B
B
B
B
M
BL
BL
BL
W
RELAY
23
Y/G
Y/G
CN9
Y/G
CN3
CN8
BM
1234
HEATER
ONE CUT-OFF PROTECTOR
CN20 CN21
L
N
CN14CN15 CN24
FLOAT
WIRED
CONTROLLER
PIPING TEMP.
SENSOR
SWITCH
DIP-SWITCH
DETECTOR
TO OUTDOOR UNIT
FAN MOTOR
CAP.
W: WHITE Bġ BLACK
Rġ RED BLġBLUE
Y/G:YELLOW/GREEN
TRANS.:TRANSFORMER
TRANS.
RESUMBLE PROTECTOR
CIRCUIT DIAGRAM OF INDOOR UNIT
NOTE:
1cTHE DETECTOR IS OPTIONAL,WHICH IS USED TO REALIZE REMOTE CONTROL FUNCTION.
2c
DASHED PARTS ARE SELECTED ACCORDING TO THE DIFFERENT MODELS.
3cTHE DIP-SWITCH HAS BEEN SETTED WHEN OUT OF FACTORY, PLEASE DO NOT CHANGE.
4c CN11 IS SHORT CONNECTED IF THE UNIT IS WITHOUT FLOAT SWITCH.
NOTE˖
THIS UNIT CAN REALIZE THE
SELECTION OF HIGH/MIDDLE/LOW
ESP BY CONNECT THE BLUE/RED/WHITE INDOOR MOTOR
PORT IN THE DASHED FRAME.
HDU-42CH03/H
0150500771
CN19 CN11
FUSE
DETECTOR
T6.3A/250VAC
CN1
CN2
W
W
B
B
R
R
1
)&
FAN MOTOR
SPEED CONTROLLER
W: WHITE Bġ BLACK
Rġ RED BLġBLUE
Y/G:YELLOW/GREEN
B
B
B
W
0
R
R
R
BL
BL
BL
W
RELAY
23
Y/G
Y/G
CN9
Y/G
CN3
CN8
BM
DIP-SWITCH
1234
HEATER
ONE CUT-OFF PROTECTOR
RESUMBLE PROTECTOR
CN20 CN21
L
N
CN14CN15 CN24
CIRCUIT DIAGRAM OF INDOOR UNIT
SWITCH
FLOAT
WIRED
CONTROLLER
SENSOR
PIPING TEMP.
TRANSFORMER
FAN MOTOR
CAPACITOR
TO OUTDOOR UNIT
NOTE:
1cTHE DETECTOR IS OPTIONAL, WHICH IS USED TO REALIZE REMOTE CONTROL FUNCTION.
2c
DASHED PARTS ARE SELECTED ACCORDING TO THE DIFFERENT MODELS.
3cTHE DIP-SWITCH HAS BEEN SETTED WHEN OUT OF FACTORY, PLEASE DO NOT CHANGE.
4c CN11 IS SHORT CONNECTED IF THE UNIT IS WITHOUT FLOAT SWITCH.
HDU-42CI03/H, HDU-42HK03/H
-210-
Wiring diagram and PCB photo