Indoor Unit - Haier Unitary smart series Service Manual

8.3 Indoor unit

AB182ACERA
TO OUTDOOR UNIT
0010452325E
CIRCUIT DIAGRAM OF INDOOR UNIT
PUMP M
MOTOR
Y
Y
N1
CN1
W
CN3
CN18
L
CN2
B
N
FUSE1
STEP MOTOR
T3.15A/250VAC
CN17
PUMP
R
CN4
TRANS.-I
CN21
CN20
MID
CN15
LOW
N2
R Y BL W
Y/G
1 2 3
M
FAN
W B R
Y/G
MOTOR
MOTOR
CAPACITOR
CN4
CN15
CN17
CN20
CN21
CN22
CN6
CN7
CN8
CN10
CN11
a__
PIPING TEMP.
SENSOR
ROOM
TEMP.
M
STEP MOTOR
SENSOR
ON ON ON
ON
S
CN14
1234 1234 1234
12
PIPE ROOM
BM4 BM3 BM1 BM2
TEMP. SENSOR
CN16
CN22 CN6 ALARM
RECEVIER FLOAT
CN7
CN8
HIGH
FLOAT
RECEIVE
SWITCH
BOARD
Y/G
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 BL:BLUE R:RED
Y:YELLOW Y/G:YELLOW/GREED TEMP.:TEMPERATURE
CN1
CN3
CN16
BM4
BM3
CN19
BM1
-150-
^
0010576971
TRANSFORMER
WIRED
CONTROLLER
CN13
CN12
CONTROLLER TRANS.-II
LED2 LED1
REMOTE CN11
CN10
Itophome
REMOTE
CENTRALIZED
CONTROLLER
CN2
CN18
BM2
CN14
LED2
CN13
LED1
CN12
a` a`