Haier Unitary smart series Service Manual page 151

AB182ACEAA
BR
N
BL
CN4
TRANS.-I
N2
L N
Y/G
BR BL Y/G
POWER SUPPLY
0010452478E
CIRCUIT DIAGRAM OF INDOOR UNIT
PUMP M
M
MOTOR
STEP
MOTOR
Y
Y
LED3
CN3
ON
N1
1234
CN18
SIGNAL
BM4
L
CN16
CN2
CN1
STEPMOTOR
FUSE1 CN17
PUMP
T3.15A/250VAC
CN21
CN20 CN22
MID
CN6
CN15 LOW
HIGH
R Y BL W
R
W
B
Y/G
FAN
MOTOR
M
1 2 3
Y/G
W B R
Y/G
MOTOR
CAPACITOR
TO OUTDOOR UNIT
CN12
LED1
CN13
LED2
CN14
BM2
BM1
CN19
BM3
BM4
CN16
LED3
CN3
CN1
CN18
CN2
a__
PIPING TEMP.
SENSOR
ROOM
WIRED
TEMP.
CONTROLLER
SENSOR
ON ON
ON
CN14
1234 1234
12
PIPE ROOM CONTROLLER
BM3 BM1 BM2
LED2 LED1
RECEVIER ALARM
FLOAT REMOTE
CN7
CN8 CN10
RECEIVE
FLOAT
BOARD
SWITCH
NOTE:
1.THE PARTS IN DASHED FRAME ARE OPTIONAL
2. REFER TO OPERATION MANUAL TO SET BM3 AND BM4
3.USER SHOULD NOT TO SET BM1 AND BM2
W:WHITE B:BLACK BR:BROWN
Y:YELLOW Y/G:YELLOW/GREEN TEMP.:TEMPERATURE
-151-
^ a`
0010576979
TRANSFORMER
CN13 CN12
TRANS.-II
CN11
Itophome
REMOTE
CENTRALIZED
CONTROLLER
BL:BLUE R:RED
CN11
CN10
CN8
CN7
CN6
CN22
CN21
CN20
CN15
CN17
CN4
a`