Haier HBU-18HF03 Manual page 212

HDU-50HT03/H
AD96NAHAEA
CAPACITOR
M
CAPACITOR
NOTE:
D A S H E D P A R T
CIRCUIT DIAGRAM OF INDOOR UNIT
8 7
8
5 6 5
6
4 3 4 3
2 2 1
1
RELAY RELAY
W
R
BL
W
M
Y/G
FAN MOTOR
CAP.
NOTE：
W:WHITE B:BLACK
１、THIS UNIT CAN REALIZE THE SELECTION OF HIGH/MIDDLE/LOW ESP BY
R:RED BL:BLUE
CONNECT THE BLUE/RED/WHITE INDOOR MOTOR PORT IN THE DASHED FRAME.
Y/G:YELLOW/GREEN
2、THE DETECTOR IS OPTIONAL,WHICH IS USED TO REALIZE REMOTE CONTROL FUNCTION.
CIRCUIT DIAGRAM OF INDOOR UNIT
WIRED
CONTROLLER
CN3
BL
CN10
R
CN16
B
CN21
T6.3A/250VAC
FUSE
W
M
Y/G
TRANSFORMER
W
FC
Y/G
I S O P T I O N A L
Wiring diagram and PCB photo
0150500675
FLOAT
SWITCH
PIPING TEMP.
WIRED
SENSOR
CONTROLLER
CN12
CN3 CN11 CN1
CN2
CN8
T3.15A/250VAC
CN10
FUSE
CN9
7
W
B
TRANSFORMER
R
1 2 3
TERMINAL BLOCK
TO OUTDOOR UNIT
PIPING TEMP.
SENSOR
CN12 CN11 CN6
CN2
CN15 CN20 CN19
W B R
Y/G
W B R Y/G
1 2 3
TO OUTDOOR UNIT
-212-
DETECTOR
Y/G
DETECTOR
B:BLACK W:WHITE
R:RED BL:BLUE
BR:BROWN GR:GREY
Y/G:YELLOW/GREEN