English
REFRIGERANT CIRCUITS
Cooling
Heating/Cooling
HEATING
COOLING
Legend
Condenser
coil
Throttling part (capillary)
Quick coupling
General filter
Compressor
Reversing
valve
Check valve
Cooler coil
INDOOR UNIT MULTIFILAR WIRING DIAGRAM
LEGEND
A1
= Unit
power
card
A2
=
Infrared receiver and leds card
A3
=
EMC noise filter
BT1
= Room
temperature
sensor
BT2
= Exchanger temperature sensor
KA1
= Compressor
relay
M1
=
Indoor fan motor
M2
= Stepping motor for flap
SB1
=
Manual operation key
TC1
=
Transformer for card power supply
XP1-XS1 =
Transformer power supply connector
XS2-XP2 =
Motor M1 power supply connector
XS3
=
Quick connector
XT1
= Power supply terminal board
A
I
A
I
FLAPS
ID1
ID2
12VAC
SW
IR
HALL
ST2 ST1
BLACK
WHITE
RED
BLUE
PINK
YELLOW
ORANGE
RED
1 2 3 4 5 6
RED
GREEN
YELLOW
BLUE VIOLET VIOLET VIOLET VIOLET VIOLET
BLUE
VIOLET
VIOLET
VIOLET
VIOLET
VIOLET
BLACK
BLACK
BLUE
WHITE
WHITE
3
2
1
1 2 3
1
2
3
4
5
6
7
8
9
BLUE
VIOLET
BLUE
VIOLET
BLUE
BLACK
BLACK
M2
TC1
A2
SB1
A1
BT2
BT1
WHITE
WHITE
M1
KA1
AUX 1
4 WAY
IN F
OUT F
L
L
L
L-FUS
PUMP
XT1
N
3
2
1
3 2 1
1
2
3
BLUE
BLACK
BROWN
XP2
XS2
XS1
XP1
(1) BLUE
(3) BROWN
(2) BLACK
LINE
C
PT
+5V
OUT
SENSOR
RED
WHITE
BLACK
HALL
FAN MOTOR
POWER SUPPLY
1
3
2
4
A3
YE-GR
BROWN
BLUE
YE-GR
RED
BROWN
ORANGE
BLACK
BROWN
BLACK
BROWN
BROWN
BLUE
BLUE
BLUE
YE-GR
XS3
