Fujitsu ABU18RULX User manual

CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
OUTLINE AND DIMENSIONS . . . . . . . . . . . . . . . . . . . . . 2
REFRIGERANT SYSTEM DIAGRAM . . . . . . . . . . . . . . 4
ERROR DISPLAY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
PCB CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . .
13
DISASSEMBLY ILLUSTRATION (Indoor Unit) . . . . . 14
DISASSEMBLY ILLUSTRATION (Outdoor Unit) . . . . 21
PARTS LIST (Indoor Unit) . . . . . . . . . . . . . . . . . . . . . . . . 26
PARTS LIST (Outdoor Unit) . . . . . . . . . . . . . . . . . . . . . . 28
ACCESSORIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
SPLIT TYPE
ROOM AIR CONDITIONER
FLOOR CONSOLE /
UNDER CEILING
DUAL type
Models
Indoor unit Outdoor unit
ABU18RULX
ABU24RULX
AOU18RLX
AOU24RLX

SPECIFICATIONS
TYPE
INDOOR UNIT
OUTDOOR UNIT
COOLING CAPACITY
17,800 / 17,800 BTU/h
POWER SOURCE
FREQUENCY
RUNNING CURRENT (Heat)
INPUT WATTS (Heat)
E.E.R. (Heat)
MOISTURE REMOVAL
AIR CIRCULATION-Hi (m /hr)
(/hr)
ELECTRICAL DATA
COMPRESSOR
DIMENSIONS
TYPE
Hermetic type, 4 poles, Inverter, Twin Rotary
DISCRIMINATION
REFRIGERANT R410A
POWER SOURCE
DISCRIMINATION
INDOOR UNIT
( Cool / Heat )
HIGH-SPEED
MED-SPEED
LOW-SPEED
DISCRIMINATION
OUTDOOR UNIT
( Cool / Heat ) HIGH- SPEED
INDOOR UNIT H x W x D
7-7/8" x 39-1/8" x 25-7/8" inch
199 x 990 x 655 mm
OUTDOOR UNIT
FAN MOTOR
WEIGHT
INDOOR UNIT Gross / Net
H x W x D
Gross / Net
OUTDOOR UNIT
2.5 L/hr
Cool and Heat
ABU18RULX
AOU18RLX
9.8 A / 10.9 A
2.25 kW / 2.25 kW
2.80 / 2.80 kW/kW
780 m3/hr
TNB220FPBM9
4 lb 3 oz (1,900 g)
1,060 / 1,060 r.p.m.
890 / 890 r.p.m.
770 / 770 r.p.m.
MFE-45ROM
780 / 780 r.p.m.
MFE-45ROM
850 / 900 r.p.m.
32-3/4" x 35-1/2" x 13" inch
900 x 900 x 350 mm
ABU24RULX
AOU24RLX
22,200 / 22,200 BTU/h
230 V / 208 V
10.2 A / 11.3 A
2.33 kW / 2.33 kW
3.05 / 3.05 kW/kW
880 m3/hr
230 V
MFA-24PPTMFA-24PPT
1,180 / 1,100 r.p.m.
1,000 / 1,000 r.p.m.
900 / 900 r.p.m.
37 kg / 28 kg
70 kg / 64 kg
3.5 L/hr
HEATING CAPACITY
21,500 / 21,500 BTU/h 24,200 / 24,200 BTU/h
RUNNING CURRENT (Cool)
7.1 A / 7.9 A 9.8 A / 10.9 A
INPUT WATTS (Cool)
1.63 kW / 1.63 kW 2.25 kW / 2.25 kW
E.E.R. (Cool)
3.19 / 3.19 kW/kW 2.89 / 2.89 kW/kW
12005.12.28
49 ft. (15 m)
66 ft. (20 m)
98 ft. (30 m)
ADDITIONAL REFRIGERANT
4 lb 3oz (1,900 g)
4 lb 7oz (2,000 g)
4 lb 14oz (2,200 g)
0.215oz / ft. (20 g / m)
131 ft. (40 m)
5 lb 5oz (2,400 g)
164 ft. (50 m)
5 lb 12oz (2,600 g)
4 lb 3oz (1,900 g)
4 lb 10oz (2,100 g)
5 lb 8oz (2,500 g)
6 lb 6oz (2,900 g)
7 lb 5oz (3,300 g)
0.424 oz / ft. (40 g / m)
FULL CHARGE AMOUNT
REFRIGERANT CHARGE (R410A)
Pipe Length
1 60 Hz

OUTLINE AND DIMENSIONS
INDOOR UNIT
Unit : inch (mm)
39-1/8" (990)
900
19-3/4" (500)
25-7/8" (655)
530
200175
7-7/8" (199)
(rear view)
22005.12.21
Models :
ABU18RULX, ABU24RULX

Unit : inch (mm)
OUTDOOR UNIT
Models:
AOU18RLX, AOU24RLX
3"(77)
35-1/2" (900)
32-3/4" (830)
17-3/8" (440)
7/8" (21)
3/8" (9)
15-3/4" (400)
13" (330)
1-1/4"
(31)
1/2"
(12)
7-3/4" (196)
5-3/4" (147)
6-3/4" (170)
3-7/8" (99)
14-5/8" (370)
25-5/8" (650)
Air Flow
32005.12.28

Evaporator
REFRIGERANT SYSTEM DIAGRAM
OUTDOOR UNIT
Pressure
Check Valve
Condenser
4-way
Valve
High Pressure
Switch
Accumulator
Muffler
Compressor
Expansion
Valve
Refrigerant Pipe
6.35mm (1/4")
Charging Valve
Charging
Valve
Refrigerant Pipe
12.7mm (1/2")
INDOOR UNIT
Strainer
Strainer
: COOL
: HEAT
Models :
ABU18RCLX / AOU18RLX
Evaporator
OUTDOOR UNIT
Pressure
Check Valve
Condenser
4-way
Valve
High Pressure
Switch
Accumulator
Muffler
Compressor
Expansion
Valve Refrigerant Pipe
9.52mm (3/8")
Charging Valve
Charging
Valve
Refrigerant Pipe
15.88mm (5/8")
INDOOR UNIT
Strainer
Strainer
Models :
ABU24RULX / AOU24RLX
42005.12.28

CIRCUIT DIAGRAM
Models :
ABU18RULX, ABU24RULX
TERMINAL
STEP MOTOR
( LEFT / RIGHT )
STEP MOTOR
( UP / DOWN )
FAN MOTOR
CAPACITOR
FAN MOTOR
ROOM TEMPERATURE THERMISTOR
PIPE TEMPERATURE THERMISTOR
F M M
M
123 1 23
Use T3.15A-250V Fuse on F101
G
L
N
PURPLE
BLUE
PINK
RED
WHITE
BLACK
BLACK
WHITE
RED
GREEN
GRAY
PURPLE
BLUE
WHITE
YELLOW
ORANGE
RED
BROWN WHITE
WHITE
BROWN
RED
ORANGE
YELLOW
WHITE
BLACK BLACK GRAY GRAY
BROWN
RED
ORANGE
YELLOW
WHITE
BLACK
BLACK
WHITE
WHITE RED
CN7 CN8
CN1 CN17
CN13CN5
CN11 CN10 CN4
CN201
GREEN / YELLOW
1
7
6
5
4
3
2
8
1
6
5
4
3
2
1
7
6
5
4
3
2
8
1
7
6
5
4
3
2
8
1
6
5
4
3
21
5
4
3
2
1
5
4
3
2
1
5
4
3
2
1
5
4
3
2
1
1
2
12
1
2
2
1 2 3 1 2 3
INDICATOR PCB ASSY
CONTROLLER PCB ASSY
POWER SUPPLY PCB
52005.12.28

Model :
AOU18RLX, AOU24RLX
ORANGE
YELLOW
WHITE
BLUE
BROWN
RED
BLUE
YELLOW
WHITE
BLACK
RED
BLACK
BLACK
RED
RED
BLACK
BROWN
BLUE
BROWN
BLACK
RED
BROWN
BLACK
BLACK
WHITE
BLACK
BLACK
WHITE WHITE
GREEN
BLACK
WHITE
BLACK
RED
YELLOW
BLUE
YELLOW
ORANGE
RED
BROWN
BLACK
BLACK
WHITE
BROWN
BLACK
BLACK
WHITE
WHITE
RED RED
RED
CN1
CN1
CN34
W9 W8
W200
W11
W10
W17
W16
CN27
CN802
W12
W13
CN407
CN30
CN37
W303
W304
W305
CN21 CN22 CN23 CN26 CN25
1
6
5
4
3
2
1432
1
6
5
4
3
2
1
5
4
3
2
1
3
2
1
2
132
1 2 1 2 1 2 1 2 1 2
1
6
5
4
3
2
132
TM102
TM101 W3 W6 W7 W4 W5
G G
2 (N)
1 3 LN
EARTH EARTH
EXPANSION VALVE COIL
E V
F M FAN MOTOR
SOLENOID COIL
4WV
HIGH PRESSURE SWITCH
FUSE
F4 T 5A-250V
FUSE
F2 T 3.15A-250V
EMI FILTER
2T
L1
L2
P
N
+-
TERMINAL
CHOKE COIL
COMPRESSOR
CONNECTOR
EMI FILTER
1T
U
V
W
W
U
V
DISCHARG TEMPERATURE
THERMISTOR
PIPE TEMPERATURE
THERMISTOR
OUTDOOR TEMPERATURE
THERMISTOR
COMPRESSOR TEMPERATURE
THERMISTOR
HEAT SINK TEMPERATURE
THERMISTOR
POWER SUPPLY PCB ASSY
CONTROLLER PCB ASSY
ACTIVE
FILTER
MODULE
62005.12.28

Models : ABU18RULX
ABU24RULX
CONTROLLER PCB ASSY
ABU18RULX : K01AL-050PHSE-C1
ABU24RULX : K01AL-050SHSE-C1
INDOOR PCB CIRCUIT DIAGRAM
72005.12.28

Models : AOU18RLX
AOU24RLX
POWER SUPPLY PCB ASSY
K04BA-0500HUE-P0
CONTROLLER PCB ASSY
AOU18RLX : K04AW-0503HUE-C1
AOU24RLX : K04AW-0502HUE-C1
INVERTER ASSEMBLY
AOU18RLX : EZ-005GHUE
AOU24RLX : EZ-005FHUE
OUTDOOR PCB CIRCUIT DIAGRAM
82005.12.28

600/450V x 4
Models : AOU18RLX, AOU24RLX
CONTROLLER PCB ASSEMBLY ( MAIN PCB )
AOU18RLX : K04AW-0503HUE-C1
AOU24RLX : K04AW-0502HUE-C1
92005.12.28