Fujitsu ABYG36KRTA Service Manual page 36

8-2. Models: AOYG36KRTA and AOYG45KRTA
UL1015 AWG20
TERMINAL
1
INDOOR UNIT
1P2W AC230V
50Hz 2
3
L1
L2
POWER SOURCE
L3
3P4W AC400V
50Hz
N
UL1015 AWG14 GREEN
4WV
4-WAY VALVE COIL
DC Resistance 1,970 (20 )
EEV.1
EXPANSION VALVE COIL 1
P30 Expansion Valve Coil
Recommended Drive Condition
Unipolar Drive, 1-2 Phase Excitation.
High pressure sensor
1(Red) - 2(Blue)
Wiring and coloring
Coil resistance
1(Red) - 3(Orange)
46.0 Pin No.
1(Red) - 4(Yellow)
(20 ) 1
1(Red) - 5(White)
2
3
PRES.
HIGH PRESSURE SENSOR
SENSOR
HI
Characteristics of pressure sensor
With the connector connected to the Main PCB,
4.5
measure the voltage between P20 : 2 - 3 of the Main PCB
P20
RED
1
WHITE
2 P S
+
BLACK
- 3
0.5
0
5.0
Pressure [MPa]
GRAY MARK
THERMISTOR ( COM. TEMP. )
THERMISTOR ( PIPE MID. TEMP. )
RED MARK
THERMISTOR ( PIPE OUT TEMP. )
THERMISTOR ( DISCHARGE TEMP. )
BROWN MARK
THERMISTOR ( OUTDOOR TEMP. )
P5 Thermistor Characteristics.
Temperature
0 20
Thermistor
35.21 k 12.64 k
Thermistor ( Outdoor temp. )
2.61 V 3.76 V
8-2. Models: AOYG36KRTA and AOYG45KRTA
GREEN
EMI FILTER F102
GRFC-8
10A
1 TURN
AC250V
UL1015 AWG20 1
BLACK
B2 ( 8.0 ) B-PSIR-C1
P108
UL1015 AWG20 3
WHITE B3 ( 8.0 ) B-PSILE-1
BLUE
F100
UL1015 AWG20 RED 5
30A
AC500V
W101
UL1015 AWG14
RED
L1-IN
W102 F101
UL1015 AWG14 WHITE
30A
L2-IN
AC500V
W103
UL1015 AWG14
BLACK
L3-IN
W104
UL1015 AWG14
BLUE
N-IN
EMI FILTER
TRCB-25-15-12
1 TURN TRANSISTOR PCB
36 model: K17PW-1800HUE-TR1
P109
UL1015 AWG20
GREEN
45 model: K17PW-1801HUE-TR1
E
54 model: K17PW-1801HUE-TR1
1
BLACK
P60
B2P3-VH-B AC
3 WHITE
BLACK
DC13V-3
RED 1
BLUE 2
P30
3
ORANGE
B05B-PLISK-1
4
YELLOW WHITE
WHITE 5
Signal Color
Vcc Red
Vout White
DC5V-3
GND Black
1
RED
P20
2
WHITE
B03B-XASK-1-A
3 WHITE
BLACK
C
High pressure sensor
BLACK 1
P10
2
B03B-PASK-1
3
BLACK WHITE
1
BLACK
P1
BLACK 2
B03B-PLIEK-1
BLUE
3
BLACK 1
P15
BLACK 2
B04B-PLIRK-1
3
BLACK RED
4
BLACK
BLACK 1
P5
2
B03B-PLISK-1
3 WHITE
BLACK
30
7.97 k
4.14 V
INVERTER ASSEMBLY
36 model: EZ-0190HUE
45 model: EZ-0191HUE
54 model: EZ-0191HUE
EMI FILTER
GRFC-8
3 TURNS
1 UL1015 AWG20 WHITE
P107
RED 3 UL1015 AWG20 WHITE
F104
10A
UL1015 AWG16
P104 RED
AC250V
L1-OUT
P105 UL1015 AWG16 WHITE
L2-OUT
P106 UL1015 AWG16
BLACK
L3-OUT
EMI FILTER
GRFC-8
1 TURN
UL3271 AWG14
WHITE
UL3271 AWG14 WHITE
REACTOR
3.01mH 10A
DC Resistance 132.0 m (25 )
DC5V-3
1
2
3
4
5
6
P710
7 FLASH / EEPROM FLASH
B12B-PASK-1
WHITE 8
9
10
11
12
EMI FILTER
GRFC-7
DC13V-3
1 TURN
1 UL1430 AWG24
WHITE
2 UL1430 AWG24
WHITE
P660
3
UL1430 AWG24 WHITE
B05B-PASK-1
4 UL1430 AWG24 WHITE
WHITE
5 UL1430 AWG24
WHITE
C
EMI FILTER
DC13V-4
GRFC-7
1
3 TURNS
UL1430 AWG24
2 WHITE
P661
UL1430 AWG24
3 WHITE
B04B-PASK-1
WHITE 4
D
P580
1
B02B-XAYK-1-A
EX. IN1
2
YELLOW
PA580
1
P10 Thermistor Characteristics.
B02B-XAMK-1-A
EX. IN2
2
GREEN
Temperature
Thermistor
P590
1
B02B-XAKK-1-A
Thermistor ( Compressor temp. )
EX. OUT1
BLACK 2
PA590 P1 Thermistor Characteristics.
1
B02B-XAEK-1-A EX. OUT2
2
Temperature
BLUE
Thermistor
Thermistor ( Pipe-mid. temp. )
- (02-20) -
DC340V
UL1430 AWG22
1
DC15V-2
UL1430 AWG22
4
P650
UL1430 AWG22
5
B5 ( 7-2.3 ) B-XASK-1-A
1 WHITE 6 UL1430 AWG22
P205
7 UL1430 AWG22
B2 ( 8.0 ) B-PSIR-C1
3
RED
B
W200
L1-IN
W201
L2-IN
W202
L3-IN
P203
REACTOR-OUT
P204
REACTOR-IN MAIN PCB
36 model: G36KRTA (Y) - A01
45 model: G45KRTA (Y) - A01
54 model: G54KRTA (Y) - A01
DC5V-1
1 BLACK
DC5V-1
P700
2
B03B-XAKK-1-A
1
3
BLACK BLACK
2
3
4
5
1 UL1430 AWG24
P770
6
P600
2 UL1430 AWG24
B03B-XNISK-A-1
7 B12B-PASK-1
WHITE 3
WHITE
8
9
10
11
12
A
UL3271 AWG14
P400
U
DC13V-3 UL3271 AWG14
P401
V
1
UL3271 AWG14
P402
2
P662
W
3
B05B-PASK-1
4 WHITE
5
C
DC13V-4
1
P663
2
B04B-PASK-1
3
WHITE
4
D
P15 Thermistor Characteristics.
Temperature
0 20 30
Thermistor
168.60 k 62.55 k 40.01 k
Thermistor ( Pipe temp. )
0.36 V 0.86 V 1.23 V
Thermistor ( Discharge temp. )
0 20
30
16.05 k 5.98 k 3.84 k
1.14 V 2.21 V 2.77 V
RED 1 RED
DC FAN MOTOR 1
BLACK 4 BLACK
WHITE 5 WHITE
FM
YELLOW 6 YELLOW
BROWN 7 BROWN
P650 DC Fan Motor
Terminal
Lead wire
Pin No. Function of terminal
code color
1 Vm Motor power voltage input Red
2
3
4 GND Black
GND
5
Vcc Control power voltage input White
6 Vsp Speed control voltage input Yellow
Revolution pulse output Brown
7 FG
P700
Thermistor Characteristics.
Temperature
( 0 ) (20 ) (30 )
Thermistor
0.33 k 0.12 k 0.08 k
Thermistor ( Heatsink temp. )
4.12 V 4.62 V 4.75 V
THERMISTOR ( HEATSINK TEMP. )
HIGH PRESSURE SWITCH
1 UL1430 AWG22
WHITE WHITE HP
2 UL1430 AWG22
WHITE WHITE
SW1
EMI FILTER
TRCB-25-15-12
2 TURNS
RED
WHITE
CM
COMPRESSOR
BLACK
Compressor
Winding Resistance
AOYG36KRTA
U-V
V-W 2.164
(25 )
U-W
AOYG45KRTA
AOYG54KRTA
U-V
V-W 1.570 (20 )
U-W
0 20 30
16.05 k 5.98 k 3.84 k
1.14 V 2.21 V 2.77 V
168.60 k 62.55 k 40.01 k
0.36 V 0.86 V 1.23 V
8. PC board diagrams