Haier AW07EH2VHA, Service Manual

Page: 65 / 140

LARGE CASSETTE TECHNICAL OVERVIEW
E-9
ENGLISH
Wiring Diagram
25
FlexFit Pro
4.
PCB Configuration
TO OUT DOOR UNIT
SW1-1
TYPE DEFINE
Cassette
Y/G:YELLOW/GREEN
RD:RED WHT:WHITE
BLK:BLACK
******************
.
SENSOR
CN1
CN11
CN19
SW3(BM3)
2
1 3
BLK
WHT
RD
NOTE:
1.DASHED PARTS ARE OPTIONAL.
2.USER SHOULD NOT CHANGE THE
DIP SWITCH SW1 SW3 WITHOUT GUIDENCE
3.SW3-5->SW3-8 ARE USED FOR WIRED CONTROLLER
ADRESS SELECT. SW3-1->SW3-4 ARE RESERVED.
CH1
OFF
OFF
TEMP
.
PIPING
DC FAN MOTOR
BA
C
87654321
SW1(BM1)
87654321
N
(SLIM)
Room card
available ON
Y/G
0150516956U
L
I.R .RECEIVER
(WITH DIGITAL
DISPLAY)
WiFi
MODULE
.
B
A
C
WIRED
CONTROLLER
M
SENSOR
TEMP
.
ROOM
ROOM CARD
CN3
CN6
T5A 250VAC
CN16
DRAIN
PUMP
M
CN9
CN10
CN4
CN14
FUSE
FLOAT
SWITCH
CN13
CN4
CN3
CN2
CN7
CN1
CN6
INTELLIGENT
MOVE EYE DEVICE
M
M
LOUVER
STEP MOTOR4
LOUVER
STEP MOTOR3
M
M
LOUVER STEP
MOTOR2
LOUVER STEP
MOTOR1
INDOOR UNIT
MAIN CONTROL
BOARD
I.R .RECEIVER :
INFRARED REMOTE
RECEIVER
.
TEMP.
:
TEMPERATURE
ON
OFF
ON
CN26
A
B
M
FRESH AIR MOTOR /
EXTERNAL ALARM OUTPUT
(FUNCTION IN FUTURE )
( Contact rating_230VAC,3A)
CAPACITY
(BTU/H)
SW1-2 SW1-3
OFF ON ON
ON
ON
ON
SW1-4
unavailable OFF
ON
SW1-5 COOL HEAT
COOL ONLY
HEAT PUMP
SW1-6 SW1-7 SW1-8
OFF OFF
INDOOR UNIT
TERMINAL BLOCK
CN8
24000
ON
ON
OFF
ELECTRIC HEATING TERMINAL
RA TING_230VAC,3A
CONNECT TO THIRD PAR TY RELAY
CN15
ELECTRIC HEATING
THERMOSTAT / FUSE
OFF
36000
42000
48000
ON
ON
ON