Fujitsu AOYS18LDC User manual

SPLIT TYPE
ROOM AIR CONDITIONER
WALL MOUNTED TYPE
CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . 1
DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . 2
REFRIGERANT SYSTEM DIAGRAM . . . . 3
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . 4
ERROR CONTENTS . . . . . . . . . . . . . . . . .
5INDOOR PCB CIRCUIT DIAGRAM . . . . . .
8OUTDOOR PCB CIRCUIT DIAGRAM . . . .
10
DISASSEMBLY ILLUSTRATION . . . . . . . 11
PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . 15
17ACCESSORIES . . . . . . . . . . . . . . . . . . . . . .
Indoor unit Outdoor unit
ASYB18LDC
ASYB18LDC
AOYS18LDC
AOYS18LDL

SPECIFICATIONS
TYPE COOL & HEAT INVERTER
INDOOR UNIT
OUTDOOR UNIT
COOLING CAPACITY
HEATING CAPACITY
POWER SOURCE
FREQUENCY
RUNNING
CURRENT
COOLING
HEATING
INPUT WATTS COOLING
HEATING
E.E.R. COOLING
COP HEATING
MOISTURE REMOVAL
AIR CIRCULATION HIGH
TYPE Hermetic type, 4 pole, 3 phase,
DC inverter motor, Rotary
DISCRIMINATION DA130AIF - 25F
REFRIGERANT R410A
ASYB18LDC
AOYS18LD_
5.20 kW
6.25 kW
230 V
50 Hz
7.6 A
7.7 A
1.72 kW
1.73 kW
3.02 kW/kW
3.61 kW/kW
2.8 L/hr
700 m3/hr
1,150 g
ELECTRICAL DATA
COMPRESSOR AND REFRIGERANT
Pipe length 15 m
FULL CHARGE 20 m
MAXIMUM PIPING HEIGHT
ADDITIONAL CHARGE
1,150 g
1,250 g
15m
20 g/m
WEIGHT
INDOOR UNIT Gross / Net
Gross / Net
OUTDOOR UNIT
12.5 kg / 10 kg
44 kg / 40 kg
NOISE LEVEL
High
INDOOR UNIT
( Cool / Heat )
OUTDOOR UNIT (Cool / Heat)
Med
Low
45 dB / 42 dB
39 dB / 38 dB
33 dB / 33 dB
26 dB / 27 dB
50 dB / 50 dB
Quiet
INDOOR UNIT H x W x D
H x W x D
283 x 790 x 230 mm
OUTDOOR UNIT 578 x 790 x 300 mm
DIMENSIONS
2006.06.23 1

DIMENSIONS
INDOOR UNIT
OUTDOOR UNIT
unit : mm
790 230
283
347
578
48
10
320
508
540
20
300
125
60
790
2006.06.07 2

REFRIGERANT
SYSTEM DIAGRAM
2-Way
valve
Strainer
Strainer
Sub-heat
exchanger
( INDOOR )
3-Way
valve
Muffler
4-Way valve
Expansion valve
Heat exchanger
( INDOOR )
Heat exchanger
( OUTDOOR )
Sub-accumulator
Compressor
Cooling
Heating
Refrigerant pipe diameter
Liquid : 1/4" (6.35 mm)
Gas : 1/2" (12.7 mm)
2006.06.05 3

CIRCUIT DIAGRAM
INDOOR UNIT
OUTDOOR UNIT
FAN MOTOR
Indicator PCB Assy
AIR CLEAN UNIT
STEPPING
MOTOR
Controller PCB Assy
Power Relay
6
5
4
3
2
1
6
5
4
3
2
1
6
5
4
9
8
7
3
2
15
4
3
2
1
5
4
3
2
1
5
4
43
3
2
1
2
1
2
1
5
4
3
2
1
5
4
3
2
1
2
1
5
4
3
2
1
5
4
3
2
1
3
2
1
6
5
4
9
8
7
3
2
1
9
8
7
12
11
10
6
5
4
FM
M
TERMINAL
THERMAL FUSE
THERMISTOR
(PIPE TEMP.)
THERMISTOR
(ROOM TEMP.)
TEST
POWER
WHITE
TM1
CN201
CN101
TM2
W3
CN1 CN2 CN3 CN7 CN11
CN9CN4
CN10
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
WHITE
BLACK
RED
RED
BLUE
YELLOW
WHITE
WHITE
RED
RED
RED
BLUE
BLUE
BLACK or GRAY
BLACK or GRAY
BLACK
BLACK
GREEN
GREEN / YELLOW
BROWN BLACK
RED
BLUE
PINK
YELLOW
YELLOW
ORANGE
WHITE
RED
BLUE
YELLOW
L
L 3N
N
SWITCH
102 C
RED
WHITE
BLACK
RED
BLACK
WHITE
YELLOW
BLUE
RED
WHITE
BLACK
BLACK
BLACK
RED
BROWN
BLUE
ORANGE
YELLOW
WHITE
BLACK
BLACK
WHITE
RED
BLACK
BLACK
BLACK
BLACK
BROWN
BROWN
WHITE
YELLOW
RED
YELLOW
CN71
CN70
CN40
CN800
CN30
GREEN
W4
W2
W1
W3
W10
W11
W7
W8
W9
1
2
3
4
5
6
7
1
2
1
2
3
4
5
6
7
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
1
2
3
4
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
21
TERMINAL
NL 3
FUSE
250V-20A
PIPE TEMP. THERMISTOR
DISCHARGE TEMP. THERMISTOR
OUTDOOR TEMP. THERMISTOR
REACTOR
COMPRESSOR
FAN MOTOR
EXPANSION VALVE
4-WAY VALVE
C M
F M
PMV
4WV
R(R)
S(S)
C(T)
CONTROLLER PCB ASSY
2006.06.23 4

PCB Circuit
Diagrams
not available at time of publication

ERROR CONTENTS
Error Operation
LED Timer LED
Serial signal error Off
2 flash
3 flash
4 flash
5 flash
Serial signal (reverse) error, at operation start up
Serial signal (reverse) error, during operation
Serial signal (forward) error, at operation start up
Serial signal (forward) error, during operation
Indoor unit thermistor error 2 flash
2 flash
Outdoor unit thermistor error 3 flash
3 flash
2 flash
3 flash
4 flash
Indoor unit control error 4 flash
2 flash
3 flash
7 flash
4 flash
8 flash
Display
Error
Outdoor unit control error 5 flash
2 flash
3 flash
5 flash
Indoor fan motor error 6 flash
2 flash
3 flash
Abnormal lock
Abnormal rotation
CT abnormal
Outdoor unit fan drive system abnormal
2 flash
Refrigerant cycle error 7 flash
3 flash
Optional function error
Model information error
8 flash
0.1 sec on/off 0.1 sec on/off
4 flash
6 flash
Current trip error
Main relay welded
Outdoor temperature thermistor open / short
Indoor temperature thermistor open / short
Heat exchanger thermistor open
Heat exchanger middle thermistor open / short
Discharge thermistor open / short
VDD permanent stop protection
reverse VDD permanent stop protection
Forced automatic SW welded
Power interruption error
Compressor location detection error
Model information error
Discharge Temperature abnormal
Cooling high pressure abnormal rise
PFC circuit error
2006.06.23 10

DISASSEMBLY ILLUSTRATION
3
2
6
38
41
5
1
4
6
INDOOR UNIT
INVERTER
2006.06.23 11

31
8
14
16
13
36 15
7
26
9
28
25
33
10
12
30
37
27
29
39
18
23
22
21
17
19
20
11
32
INDOOR UNIT
2006.06.23 12

1
2
9
7
18
5
19
10
20
24
32
13
6
39
3
35
22
21
17
14
36
11
4
34
8
16
15
OUTDOOR UNIT
2006.06.13 13

OUTDOOR UNIT
2006.06.13 14
25
29
26

PARTS LIST
INDOOR UNIT
1 Air Filter-L 9312920013
2 Air Filter-R 9312921010
3 Front Panel 9312914029
4 Top Grill 9313948016
5 Intake Grille Assy 9313157074
6 Intake grill Clamp 9306755010
7 Louver-U 9309991033
8 Louver-Z 9309992030
9 Louver Holder Assy 9309993013
10 Gear A 9309994003
11 Casing Assy 9311354079
12 Casing Cover F 9309987005
13 Casing Cover B 9314160011
14 Crossflow Fan Assy 9307836015
15 Clamper (Motor) 9310102008
16 Bearing-C Assy 9306628017
17 Drain Hose Assy 9314147012
18 Drain Cap Assy 9314493010
19 Wire Clamper 9311946014
20 Box Switch 9312908011
21 Cover (Switch) 9312909018
22 Evaporator Total Assy 9313099015
23 Filter Guide 9313920012
25 H-Insulation (Pipe)-E 9304607007
26 Evaporator Holder-L Assy 9313174019
27 Evaporator Holder-R 9309983014
28 Water Seal 9312912018
29 Bracket (Evaporator ) 9310464007
30 Power Cord Assy 9900339012
31 Controller PCB Assy 9707375015
-- Transformer, Switch T1 9705054011
-- Varister VA1 0000785020
-- Fuse FSL 250 3.15(EM) 0600376062
-- Fuse Holder FH1-FH2 0500158072
-- Relay DW12D1 K1 9704185013
-- Manual Auto Switch SW1 9703476013
-- Evaporator B Assy 9311275022
32 Indicator PCB Assy 9705375024
33 Air Cleaner Assy 9313148041
36 Motor, Step 9900139025
37 Fan Motor, Brushless DC 9602109012
38 Remote Control 9315027047
39 Air Clean Filter 9313275013
Ref. Description Part number
-- Room Thermistor 9700801108
-- Pipe Thermistor 9702039042
41 Remote Control Holder 9305642045
2006.06.23 15

OUTDOOR UNIT
1 Top Panel Assy 9309230057
2 Top Panel Seal 9309228016
3 Cabinet Assy 9314809040
4 Blow Down Grille 9308884015
5 Cabinet Right Assy 9309236011
6 Fan Ring 9308885012
7 Grip 9308880017
8 Switch Cover 9308882028
9 Protective Net 9315319012
10 4-Way Valve Assy 9315726018
11 Expansion Valve Assy 9311641018
13 Condenser 9311381037
14 Thermistor Spring-A 313728262708
15 Thermistor Spring 9300089012
16 Propeller Fan 9309909014
17 Nut 9304902003
18 Motor Bracket 9308872012
19 Separator Assy 9312971015
20 Base Assy, Painted 9308869081
21 3-Way Valve Assy 9315159014
22 2-Way Valve Assy 9313064013
24 Cord Clamp 9307271014
25 Terminal 9306489038
26 Inverter PCB Assy 9707039153
29 Fuse 0600382018
32 Expansion Valve Coil 9900057039
34 Fan Motor 9601725015
35 Compressor Assy 9313764012
36 Emblem 9315210012
Outdoor Thermistor
39 Solenoid Coil 9970033018
-- IPM 9705720015
-- 9900210045
Thermistor Assy-- 9900148027
Ref. Description Part number
2006.06.13 16

9305642045
Remote control
holder
Name and Shape Part number
9310001004
9315027047
0600185527
0700076046
9310519004
Remote control
Battery (penlight)
Cloth tape
Tapping screw (big)
Wall hook bracket
ACCESSORIES
Tapping screw (small)
( 3 x 12)
( 4 x 25)
0700019036
INVERTER
2006.07.25 17

0606G3095