Haier AB422XCBAA Service Manual page 135

AD282XHBAA, AD422XHBAA:
CIRCUIT DIAGRAM OF INDOOR UNIT
TRANS.
CN1
CN4
CN5
CN7
P4(N2)
2
P3(N1)
P7
P2(N)
P1(L)
P6(N4)
W
B
W:White B:Black
Y:Yellow OR:Orange
BL:Blue BR:Brown
R:Red Y/G:Yellow/Green
NOTE:
1. Central controller and fresh air are optional.
1
2
2. Dashed part is fan motor speed controller module
3
3. P16 and P17 are used for room card function
AF072XCBAA, AF092XCBAA, AF122XCBAA, AF142XCBAA:
INDOOR WIRING DIAGRAM
BOTTOM LOUVER MOTOR
CN26
OPTIONAL BOARD
CN27
RECEIVING BOARD
CN7
CN28
CN8
REMOTE CONTROL DETECTOR
NOTE: PARTS IN DASH FRAME ARE OPTIONAL.
SW1 is a emergency key.
SW3 and SW4 are used to choose the working state of the wire controller. The detailed information see
SW2 is used to choose the
the following:
working satate of douwn PG
motor.
SW3 SW4
B : BLACK BL : BLUE
R : RED
1
W : WHITE
1
Y/G: YELLOW/GREEN
0
0
WIRED
CONTROLLER
P8 P9 P10 P11 P12 P13 P14 P15
(L')
(N')
CN10
BL R B
W
8 7 8 7 8 7
6 COM 5 6 COM 5 6 COM 5
4 NO 3 4 NO 3 4 NO 3
2 NC 1 2 NC 1 2 NC 1
3
B
FC
M
Y/G
W
W
FAN CAP.
B
FAN MOTOR
1
P
TO
OUTDOOR
UNIT
TOP LOUVER MOTOR
CN15
CN20 CN21
CN5
T 3.15A/250V~
FUSE
CN22 CN2 CN4 CN3 CN1
TERMINAL BLOCK
To Power Supply Connect To Outdoor Unit
(1PH,220-230V~,50Hz)
Working state of the wire controller
If the controller power on, the indoor unit run according to the state on the controller;
If the controller power off, the indoor unit run in the auto mode
1
Ignore the state on the controller and power off
0
Ignore the state on the controller and power off
0
1 The controller is able to be controlled
-135-
0010575122
REMOTE
CENTRALIZED
CONTROLLER
CN12
1
A B
CN16
(REMOTE) CN11
FLOAT
SWITCH
CN15
SW5
SW4
CN21
P16
P17
SW3
SW2
SW1
(ROOM/PIPE)
CN6
PIPING TEMP.
ROOM SENSOR
TEMP.
SENSOR
B
W
Y/G
2 3 4
Q L N
POWER
SUPPLY
0010573507
AMBIENT TEMP. SENSOR
PIPING TEMP. SENS0R
BOTTOM FAN MOTOR
TOP FAN MOTOR
CN103
CN101
POWER SUPPLY BOARD