Indoor Board Diagram - Haier AW09EH2VHD Service Manual


W
1 (N) 2
TO OUTDOOR UNIT
INDOOR UNIT DIAGRAM
M
DC FAN MOTOR
CN38
CN56
CN9
CN21
CN51
N
CN34
CN17
(L)
CN23'
COMM
CN11'
CN27'
Y/G
CN7
B
R
CN5
Y/G
Y/G
(L) (C)
3
GND
GND
GND
EVAPORATOR
Model selection:
09K model-23 code - BM1 - 1 off 2 off
12K model-26 code - BM1 - 1 off 2 on
18K model-33 code - BM1 - 1 on
REFERENCE INFORMATION

Indoor Board Diagram

Diagnostic
RJ45
port
HUMAN SENSOR
CN35
WIFI
ROOM CARD
WK-B
CN5
CN1
CN2
WIRED CONTROLLER
LEFT & RIGHT STEMPMOTOR
CN6
AMBIENT TEMP.SENSOR(10K)
PIPING TEMP.SENSOR(10K)
POWER BOTTON
CN14
DISPLAY BOARD
UP-DOWN
STEPMOTOR
ELECTRIC
Notes:
CONTROL BOX
1.The dotted parts are optional.
COVER
2.The two pins of CN51 should be shorted,
when the J6 is cuted off.
Notes:Before replacing the board,it
is necessary to ensure that the
machine is matched with the board
2 off
code
0011509128
R:Red
W:White
Y:Yellow
Y/G:Yellow/Green
Unit
SW1 DIP Switch
No.
position
1 2 3 4
0
off off off off
SW1
1
off off off on
OFF OFF OFF OFF
2 off off on off
CN3
CN4
3 off off on on
off on off off
4
off on off on
5
off on on off
6
off on on on
7
on off off off
8
on off off on
9
on off on off
10
on off on on
11
on on off off
12
on on off on
13
on on on off
14
on on on on
15
B:Black
BL:Blue
BR:Brown
PAGE 59