Fujitsu ARY90ELA3 User manual

SPLIT TYPE AIR
CONDITIONER (50Hz)
DUCT type
CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
OUTLINE AND DIMENSIONS . . . . . . . . . . . . . . . . . . . . 2
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
INDOOR P. C. BOARD CIRCUIT DIAGRAM . . . . . . . . 8
INDOOR P. C. BOARD LAYOUTS . . . . . . . . . . . . . . . 10
OUTDOOR P. C. BOARD CIRCUIT DIAGRAM . . . . . 12
OUTDOOR P. C. BOARD LAYOUTS . . . . . . . . . . . . . 14
REFRIGERANT SYSTEM DIAGRAM . . . . . . . . . . . . . 15
DISASSEMBLY ILLUSTRATION . . . . . . . . . . . . . . . . . 16
PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Models Indoor unit Outdoor unit
ARY90ELA3 AOY90EPB3L
ARY90TLA3 AOY90TPB3L

– 1 –
INDOOR UNIT ARY90ELA3 ARY90TLA3
OUTDOOR UNIT AOY90EPB3L AOY90TPB3L
COOLING CAPACITY (kW) 24,8 - 25.4 24,8 - 25.4
HEATING CAPACITY (kW)
–––– 28.9 - 29.5
TYPE Hermetic type, 2 pole, 3-phase, Induction motor
CODE ZRT122K3E-TFD
REFRIGERANT (R407C) (g) 7,000
POWER SOURCE (V) 415
FREQUENCY (Hz) 50
RUNNING CURRENT (A) COOLING 19.5 - 19.5 19.5 - 19.5
HEATING –––– 19.5 - 19.5
INPUT WATTS (kW) COOLING 12.2 - 12.5 12.2 - 12.5
HEATING –––– 12.2 - 12.5
EER (kW/kW) COOLING 2.03 - 2.03 2.03 - 2.03
HEATING –––– 2.36 - 2.36
MOISTURE REMOVAL (R/hr) 7.5
AIR CIRCULATION-Hi (m3/hr) 4,300
MODEL NO. ARY90ELA3 ARY90TLA3 AOY90EPB3L AOY90TPB3L
TYPE MFA-90GQH MFB-90FTH
POWER SOURCE (V) 380 - 415 220 - 240
HI-SPEED (r.p.m.) 1,140 730
LO-SPEED (r.p.m.)
–––– 360
H x W x D (mm) 450 x 1,550 x 700 1,380 x 1,300 x 650
GROSS / NET (kg) 100 / 85 280 / 243 282 / 245
SPECIFICATIONS
ELECTRICAL DATA
COMPRESSOR
FAN MOTOR
DIMENSIONS
WEIGHTS
ADDITIONAL REFRIGERANT CHARGE
PIPE LENGTH 30m 40m 50m
FULL CHARGE AMOUNT 7,000g 8,000g 9,000g
• Between 30 m and 50 m, when using a connection pipe other than that in the table,
charge additional refrigerant with 100 g/1 m as the criteria.
• The above list shows values at the external static pressure of 20 mm Aq. (196 Pa).
Note :

– 2 –
Models : ARY90ELA3
ARY90TLA3
OUTLINE AND DIMENSIONS
38.1 (DRAIN PIPE)
LIQUID : 12.7 FLARE
GAS : 28.58 FLANGE
1,550 (MAXIMUM)
1,450
600
450 713 (MAXIMUM)
25.4 (SAFETY DRAIN)
(Unit : mm)

– 3 –
Models : AOY90EPB3L
AOY90TPB3L
(Unit : mm)

– 4 –
SERVICE SPACE FOR OUTDOOR UNIT
Top air outlet
Back
intake port
H (1200mm) h H (1200mm) h
Front
intake port
L2L1
10mm or more
10mm or more
200mm or more
500mm
or more
FRONT
Height of side wall is free.
Height (H) of front wall is
less than 1,200mm.
When total height of outdoor
unit is lower than front wall,
add dimension h to service space
for dimensions L1 and L2.
10mm or more
10mm or more
10mm or more
10mm or more
200mm
or more
500mm or more
FRONT

– 15 –
Models : ARY90ELA3 / AOY90EPB3L
REFRIGERANT SYSTEM DIAGRAM
Models : ARY90TLA3 / AOY90TPB3L
Dryer
CheckValve
Pressure SW
Accumulator
Condenser
Tandem
Compressor
Evaporator
FlangeRefrigerant Pipe
28.58 mm (1-1/8")
Electronic
Expansion
Valve
Charging Valve
Strainer
FlareCapillary TubeFlange
Refrigerant Pipe
12.7 mm (1/2")
Cooling
Heating
Dryer
CheckValve
Pressure SW
4WayValve
Accumulator
Condenser
Tandem
Compressor
Evaporator
FlangeRefrigerant Pipe
28.58 mm (1-1/8")
Electronic
Expansion
Valve
Charging Valve
Strainer
FlareCapillary TubeFlange
Refrigerant Pipe
12.7 mm (1/2")

– 5 –
1 2 1 2
CN. 8
1 2
CN. 6
(DRAIN PUMP)
BLACK
BLACK THERMISTOR
(ROOM TEMP.)
TO REMOTE
CONTROL UNIT
CONTROL
BOARD
FILTER
BOARD
FAN
MOTOR
MAGNETIC RELAY
CR COMPOSITE
TERMINAL
THERMISTOR
(PIPE TEMP.)
1 2 1 2
CN. 7
GRAY
GRAY
2 31
CN. 15
(FLOAT SWITCH)
3514 35CN. 5 2312 31CN. 1 2 13 2 13
CN. 17
RED
WHITE
BLACK
WHITE
FUSE
T3.15A 250V
F101
BLACK
GREEN
WHITE
RED
BLACK
BLUE
WHITE
RED
BLACK
BLUE
BLUE
THERMAL
PROTECTOR
PURPLE
BLUE
123
N
L
TO OUTDOOR
UNIT
TERMINAL
RED
WHITE
BLACK
12
(N)
3
TO POWER
TERMINAL
BLACK
WHITE
RED
TSR
3 2 1 4 5 6 3 2 1 4 5 6
FM
Models : ARY90ELA3
ARY90TLA3
CIRCUIT DIAGRAM

– 6 –
CN. 10
COMPRESSOR A
THERMISTOR
(DISCHARGE TEMP.)
THERMISTOR
(OUTDOOR TEMP.)
INTERNAL
OVERLOAD
PROTECTOR
T1T3
T2
A1
15
43
WVU32
A2TSR31
BLACK
WHITE BLACK
PURPLE PURPLE
BLUE BLUE
BLACK
RED
BLACK
RED
MAGNETIC RELAY A
CR COMPOSITE
WHITE BLACK PURPLE
COMPRESSOR B
POWER
RELAY B
PRINTED
CIRCUIT
BOARD
EXPANSION
VALVE COIL
INTERNAL
OVERLOAD
PROTECTOR
T1T3
T2
A2
15
43
WVU32
A1TSR31
BLACK
WHITE
WHITE
BLACK
BLACK
GREEN
GREEN
WHITE
RED
RED
BLACK
BLACK
RED
BELT HEATER B
BELT
HEATER A
MAGNETIC RELAY B
FAN MOTOR A
FAN
CAPACITOR
PRESSURE SWITCH
EARTH
CR COMPOSITE
1
POWER
RELAY A
WHITE
RED
BLACK
PURPLE
3
2
1
6
5
4
CN. 9
3
2
1
RED
BROWN
BLUE
ORANGE
YELLOW
WHITE 6
5
4
CN. 11
3
2
1
12
CN. 16
345
CN. 18
3
2
1
CN. 6
3
2
1
CN. 4
3
2
1
CN. 13
E
3
2
1
CN. 7
1
2
3
4
5
BLACK
23 RSTN
EV
FM
BLUE
RED
WHITE
BLACK
YELLOW
PINK
PINK
GREEN/YELLOW
FAN MOTOR B
FAN
CAPACITOR
12
CN. 3
345
FM
BLUE
RED
WHITE
BLACK
YELLOW
W1 RED
BLACK
PINK
RED
EARTH
POWERUNIT
TERMINAL
GREEN/YELLOW
GREEN/YELLOW
PINK
BLUE
Model : AOY90EPB3L

– 7 –
CN. 10
COMPRESSOR A
THERMISTOR
(DISCHARGE TEMP.)
THERMISTOR
(OUTDOOR TEMP.)
INTERNAL
OVERLOAD
PROTECTOR
T1T3
T2
A1
15
43
WVU32
A2TSR31
BLACK
WHITE BLACK
PURPLE PURPLE
BLUE BLUE
BLACK
RED
BLACK
RED
MAGNETIC RELAY A
CR COMPOSITE
WHITE BLACK PURPLE
COMPRESSOR B
POWER
RELAY B
PRINTED
CIRCUIT
BOARD
EXPANSION
VALVE COIL
INTERNAL
OVERLOAD
PROTECTOR
T1T3
T2
A2
15
43
WVU32
A1TSR31
BLACK
WHITE
WHITE
BLACK
BLACK
THERMISTOR
(PIPE TEMP.) BROWN
BROWN
GREEN
GREEN
WHITE
RED
RED
BLACK
BLACK
RED
BELT HEATER B
BELT
HEATER A
MAGNETIC RELAY B
FAN MOTOR A
FAN
CAPACITOR
PRESSURE SWITCH
SOLENOID COIL
EARTH
CR COMPOSITE
1
POWER
RELAY A
WHITE
RED
BLACK
PURPLE
3
2
1
6
5
4
CN. 9
3
2
1
RED
BROWN
BLUE
ORANGE
YELLOW
WHITE 6
5
4
CN. 11
3
2
1
12
CN. 16
345
CN. 18
3
2
1
CN. 6
3
2
1
CN. 4
3
2
1
CN. 13
E
3
2
1
CN. 7
1
2
3
4
5
BLACK
23 RSTN
EV
4WV
FM
BLUE
RED
WHITE
BLACK
YELLOW
PINK
PINK
BLACK
BLACK
GREEN/YELLOW
FAN MOTOR B
FAN
CAPACITOR
12
CN. 3
345
FM
BLUE
RED
WHITE
BLACK
YELLOW
W1 RED
BLACK
PINK
RED
EARTH
POWERUNIT
TERMINAL
GREEN/YELLOW
GREEN/YELLOW
PINK
BLUE
Model : AOY90TPB3L

– 8 –
INDOOR PRINTED CIRCUIT BOARD
CIRCUIT DIAGRAM
Model : ARY90ELA3
ROOM TEMP. CORRECTION (COOL)
FREEZING PREVENTION
TEMPERATURE CHANGER
SWITCHING TRANSFORMER
POWER SUPPLY PCB
CR COMPOSITE
ELECTRO-
MAGNETIC
SWITCH A
415V/380V
50Hz
ROOM TEMPERATURE THERMISTOR
HEAT EXCHANGER THERMISTOR
EZ–0001WSE–R
CONTROLLER PCB ASSEMBLY (MAIN PCB)

– 9 –
Model : ARY90TLA3
ROOM TEMP. CORRECTION (COOL)
FREEZING PREVENTION
TEMPERATURE CHANGER
SWITCHING TRANSFORMER
POWER SUPPLY PCB
CR COMPOSITE
ELECTRO-
MAGNETIC
SWITCH A
415V/380V
50Hz
ROOM TEMPERATURE THERMISTOR
HEAT EXCHANGER THERMISTOR
EZ–0001HSE–R
CONTROLLER PCB ASSEMBLY (MAIN PCB)

BLACK
YELLOW WHITE
RED
BLUE
WHITE
RED
BLUE
BLACK
YELLOW
415V/380V
50Hz
WHITE
RED
BLUE
CR COMPOSITE CR COMPOSITE
WHITE
RED
WHITE BLACK
RED
WHITE BLACK
RED
BLUE
BLACK BLACKBLACK BLACK
ELECTROMAGNETIC SWITCH A
ELECTROMAGNETIC SWITCH B
EXPANSION VALVE-A
OUTDOOR TEMP. THERMISTOR
PIPE TEMP. THERMISTOR A
DISCHARGED TEMP. THERMISTOR A
CONTROLLER PCB ASSEMBLY (MAIN PCB)
– 12 –
OUTDOOR PRINTED CIRCUIT BOARD
CIRCUIT DIAGRAM
Model : AOY90EPB3L

– 13 –
Model : AOY90TPB3L
BLACK
YELLOW WHITE
RED
BLUE
WHITE
RED
BLUE
BLACK
YELLOW
415V/380V
50Hz
WHITE
RED
BLUE
CR COMPOSITE CR COMPOSITE
WHITE
RED
WHITE BLACK
RED
WHITE BLACK
RED
BLUE
BLACK BLACKBLACK BLACK
ELECTROMAGNETIC SWITCH A
ELECTROMAGNETIC SWITCH B
EXPANSION VALVE-A
OUTDOOR TEMP. THERMISTOR
PIPE TEMP. THERMISTOR A
DISCHARGED TEMP. THERMISTOR A
CONTROLLER PCB ASSEMBLY (MAIN PCB)

– 10 –
INDOOR P.C. BOARD LAYOUTS
CONTROLLER P.C. BOARD ASSEMBLY (MAIN PCB)
(Viewed from the component side)
FILTER P.C. BOARD ASSEMBLY (MAIN PCB)
(Viewed from the component side)

– 11 –
CONTROLLER P.C. BOARD ASSEMBLY (MAIN PCB)
(Viewed from the solder side)
FILTER P.C. BOARD ASSEMBLY (MAIN PCB)
(Viewed from the solder side)

– 14 –
OUTDOOR P.C. BOARD LAYOUTS
CONTROLLER P.C. BOARD ASSEMBLY
(Viewed from the component side)
(Viewed from the solder side)

– 16 –
Models : AOY90EPB3L
AOY90TPB3L
527
45
45
39
41
653
42
761
164
356
355
167
176
226
132
134
133
100
12
361
289
762
166
160
9
477
4
2
117-3
949-2
949-1
DISASSEMBLY ILLUSTRATION

– 17 –
Model : AOY90EPB3L
187
678
829
810
918
245
82
172
20
15
85
354
825
272
809
966
964
46
347
327
333
87
55
363
816
26
646
16-2
16-1
184-1
919-2 69-3
196-1
652-1
320-1
790-1
790-2
86
195

– 18 –
Model : AOY90TPB3L
187
678
829
450
810
918
245
86
343
344
15
85
354
825
272
809
966
964
327
333
87
55
363
816
26
646
347 46
172
334
21
82
16-2
16-1
184-1
196-1
652-1 919-2
69-3
320-1
790-1
790-2
195

– 19 –
Models : AOY90EPB3L
AOY90TPB3L
32
846 34
236
405
185
376
407
791
942
381-2
381-3
196-2
815-1
815-2
880-1
982-2
982-1