DC5 V-2
DC12 V
DC15 V
DC V
GND-FAN
DC5 V
GND-CPU
10
11
12
9
8
7
6
5
4
3
2
1
P600
B12B-PASK-1
WHITE
TEST/PCS/FLASH/EEPROM
RED
BLUE
ORANGE
YELLOW
WHITE
7
6
5
4
1
M
2
1
P1
B04B-PLIRK-1 (LF) (SN)
RED
BLACK
BLACK
BLACK
BLACK
THERMISTOR (PIPE TEMP.)
THERMISTOR (DISCHARGE TEMP.)
EMI FILTER
XXXX
2 TURNS
EMI FILTER
XXXX
1 TURN
TERMINAL
EARTH
TO
INDOOR
UNIT
L
N
SERIAL
POWER SOURCE
AC208/230 V
60 Hz
1
2
3
L1
L2
WIRE w/TERMINAL
1015#16 GREEN
UL1015 AWG20
WHITE
UL1015 AWG20
BLACK
UL1015 AWG20
RED
UL1015 AWG14
WHITE
UL1015 AWG14
BLACK
UL1015 AWG16
GREEN
W103
B
W104
B
W70
B
W100
B
W101
B
W102
B
FRAME
FRAME
4
3
1
2
3
2
1
P5
B03B-PLISK-1 (LF) (SN)
WHITE
THERMISTOR (OUTDOOR TEMP.)
P10
B03B-PLIEK-1 (LF) (SN)
WHITE
3
2
1
THERMISTOR (PIPE MID. TEMP.)
BLACK
BLACK
BLACK
BLACK
P15
B03B-PASK-1 (LF) (SN)
WHITE
3
2
1
THERMISTOR (COMPRESSOR TEMP.)
BLACK
BLACK
MAIN PCB
18 model: H18LBTA(U)-A02-02-SV
CONTROL UNIT
18 model: EZ-0200YHUE
W400
B
U
W401
B
V
W402
B
W
P60
B2P3-VH-B (LF) (SN)
OR 1-1123724-2
WHITE
P650
B5 (7-2.3) B-XASK-1-A (LF) (SN)
WHITE
P30
B05B-PLISK-1 (LF) (SN)
WHITE
EMI FILTER
XXXX
2 TURNS
COMPRESSOR
RED
WHITE
BLACK
UL3271 AWG16
RED
UL3271 AWG16
WHITE
UL3271 AWG16
BLACK
1
1
1
4-WAY VALVE COIL
RED
BLUE
DC FAN MOTOR
ELECTRONIC EXPANSION VALVE COIL
FM
M
RED
BLACK
WHITE
YELLOW
BROWN
5
4
3
2
1
EMI FILTER
XXXX
3 TURNS
DC5 V-2
DC5 V
U-V
V-W
U-W
Winding Resistance
1.916
(68℉)
1
3
4
5
6
Pin No.
Terminal
code
Vm
GND
Vcc
Vsp
FG
Function of terminal
Revolution pulse output
Speed control voltage input
Control power voltage input
GND
Motor power voltage input
Lead wire
color
Red
Black
White
Yellow
Brown
2
7
P650 DC Fan Motor
P1 Thermistor Characteristics.
Thermistor
Thermistor (Pipe temp.)
16.05 k
5.98 k
3.84 k
1.14 V
2.21 V 2.77 V
Thermistor (Discharge temp.)
168.60 k
62.55 k
40.01 k
0.36 V
0.86 V 1.23 V
Temperature
32℉68℉86℉
P15 Thermistor Characteristics.
Thermistor
Thermistor (Compressor temp.)
168.60 k
0.36 V
Temperature
62.55 k
0.86 V
40.01 k
1.23 V
32℉
68℉86℉
P10 Thermistor Characteristics.
Thermistor
Thermistor (Pipe mid temp.)
16.05 k
1.92 V
Temperature
5.98 k
3.13 V
3.84 k
3.61 V
32℉
68℉86℉
COIL RESISTANCE 1,970
(68℉)
1 (Red) - 2 (Blue)
1 (Red) - 3 (Orange)
1 (Red) - 4 (Yellow)
1 (Red) - 5 (White)
46.0
Coil resistance
(68℉)
P30 Expansion Valve Coil
Recommended Drive Condition
Unipolar Drive, 1-2 Phase Excitation.
The movement mode
1 2 3 4 5 6 7 8: Valve close
8 7 6 5 4 3 2 1: Valve open
M
WHITE
RED
(COM)
ORANGE
BLUEYELLOW
A
A
B B
Phase No.
(Symbol)
Lead wire colors
White
Yellow
Orange
Blue
Off
OffOff
Off Off
Off
Off
Off
Off
Off
Off
Off
Off
Off
Off
Off
Off
Off
Off
Off
On
On
On
On
OnOn On
On On On
On On
1 2 3 4 5 6
7
8
Switching mode
Recommended drive condition: Unipolar drive, 1-2 phase excitation.
A
A
B
B
P5 Thermistor Characteristics.
Thermistor
Thermistor (Outdoor temp.)
35.21 k
2.61 V
Temperature
12.64 k
3.76 V
7.97 k
4.14 V
32℉
68℉86℉
9-2. Model: AOUH18LUAS1 - (02-38) - 9. PC board diagrams
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