Fujitsu ARY36FUAN User manual

2005.07.29
SPLIT TYPE
AIR CONDITIONER (50Hz)
DUCT type
CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
REFRIGERANT SYSTEM DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . .5
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
ERROR CONTENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
INDOOR PRINTED CIRCUIT BOARD CIRCUIT DIAGRAM . . . . .9
OUTDOOR PRINTED CIRCUIT BOARD CIRCUIT DIAGRAM . .11
DISASSEMBLY ILLUSTRATION . . . . . . . . . . . . . . . . . . . . . . . . . . .12
PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
STANDARD ACCESSORIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Models Indoor unit Outdoor unit
ARY36FUAN AOY36FNAXT
ARY36UUAN AOY36UNAXT

2005.07.29 - 1 -
INDOOR UNIT
H x W x D(mm)
270 x 1,135 x 700
OUTDOOR UNIT 1,165 x 900 x 330
DIMENSIONS
INDOOR UNIT
GROSS / NET (kg)
50 / 43
OUTDOOR UNIT 87 / 80 101 / 94
WEIGHT
SPECIFICATIONS
TYPE COOLING COOLING & HEATING
INDOOR UNIT ARY36FUAN ARY36UUAN
OUTDOOR UNIT AOY36FNAXT AOY36UNAXT
COOLING CAPACITY (kW) 10.5
HEATING CAPACITY (kW) ------- 12.7
POWER SOURCE 3N 400V 50Hz
RUNNING COOLING 6.40 6.10
CURRENT (A)
HEATING ------- 6.20
INPUT WATTS (kW)
COOLING 3.85 3.60
HEATING ------- 3.65
POWER FACTOR (%)
COOLING 86.8 85.2
HEATING ------- 85.0
E.E.R. (kW/kW)
COOLING 2.73 2.92
HEATING ------- 3.48
STARTING CURRENT (A) 37
MOISTURE REMOVAL ( /hr) 3.5
AIR INDOOR 1,750
CIRCULATION-Hi (m3/hr)
OUTDOOR 7,000 6,100
FAN MOTOR
TYPE
Hermetic type, 2 poles, 3 phase,
Induction motor, Twin Rotary
DISCRIMINATION 5JD420PAA02
REFRIGERANT R410A (g) 2,000 3,200
DISCRIMINATION MFA-45PTAT
HI-SPEED (r.p.m.) 1,340
INDOOR UNIT MED-SPEED (r.p.m.) 1,280
LO-SPEED (r.p.m.) 1,210
OUTDOOR
DISCRIMINATION MFB-30PTT
UNIT HI-SPEED (r.p.m.) 780
LO-SPEED (r.p.m.) 400
ELECTRICAL DATA
COMPRESSOR

2005.07.29
REFRIGERANT CHARGE (R410A)
MAX PIPE LENGTH / HEIGHT (m) 50 / 30
PIPE LENGTH 20 m 2,000 g 3,200 g
25 m 2,150 g 3,350 g
FULL CHARGE 30 m 2,300 g 3,500 g
AMOUNT 35 m 2,450 g 3,650 g
40 m 2,600 g 3,800 g
45 m 2,750 g 3,950 g
50 m 2,900 g 4,100 g
ADDITIONAL REFRIGERANT 30 g/m
TYPE COOLING COOLING & HEATING
INDOOR UNIT ARY36FUAN ARY36UUAN
OUTDOOR UNIT AOY36FNAXT AOY36UNAXT
NOISE LEVEL
HI-SPEED (dB) 43
INDOOR UNIT MED-SPEED (dB) 41
LO-SPEED (dB) 39
OUTDOOR UNIT (dB) 54 COOL 54 / HEAT 55
Note : Static pressure : 100Pa
Duct length : Inlet 1m, Outlet 2m
- 2 -

2005.07.29
DIMENSIONS
(Unit : mm)
Models : ARY36FUAN
ARY36UUAN
- 3 -
INDOOR UNIT
1,135
1,177
1,015
139 264 264 264
107
32
114
66
32
54
240
281
168
283
477
700
173
161
40
39
240
132
240 16
121
270

3177900 330 12
9
21
1,165
400
650
370
Air Flow
151
170
99
196
Models : AOY36FNAXT
AOY36UNAXT
- 4 -
(Unit : mm)
2005.07.29
INDOOR UNIT

2005.07.29 - 5 -
REFRIGERANT SYSTEM DIAGRAM
OUTDOOR UNIT INDOOR UNIT
Evaporator
Refrigerant Pipe
9.52mm (3/8")
Accumulator
Condenser
Strainer
Capillary
Tube
Compressor
Pressure
Check Valve
High
Pressure
Switch Charging
Valve
Charging Valve
Refrigerant Pipe
15.88mm (5/8")
OUTDOOR UNIT INDOOR UNIT
: COOL
: HEAT
Evaporator
Refrigerant Pipe
9.52mm (3/8")
Charging Valve
Charging
Valve
Accumulator
Strainer
Compressor
Expansion
Valve
Strainer
Condenser
4-way
Valve
Muffler
Muffler
Pressure
Check Valve
High
Pressure
Switch
Refrigerant Pipe
15.88mm (5/8")
Models :ARY36FUAN / AOY36FNAXT
Models :ARY36UUAN / AOY36UNAXT

2005.07.29
- 6 -
CIRCUIT DIAGRAM
Model : ARY36FUAN
Model : AOY36FNAXT

2005.07.29 - 7 -
Model : ARY36UUAN
Model : AOY36UNAXT

- 8 -
flash
1flash
2 flash
3 flash
4 flash
5 flash
6 flash
7 flash
8 flash
9 flash
10 flash
flash
Lighting
Lighting
Lighting
Lighting
Lighting
Lighting
Lighting
Lighting
Lighting
Lighting
Model abnormal or EEPROM abnormal
Power source connection error
Discharge temp. sensor error
Heat exchanger temp. sensor error
Outdoor temp. sensor error
Communication signal error
Indoor unit error
Discharge temp. abnormal
High pressure abnormal
Compressor temp. abnormal
Compressor temp. sensor error
No error. Protect operation
Dislighting
(1) Stop the air conditioner operation.
(2) Press the master control button and the fan control button si-
multaneously for 2 seconds or more to start the test run.
(3) Press the start/stop button to stop the test run.
[SELF-DIAGNOSIS]
When the error indication “E:EE” is displayed, follow the following
items to perform the self-diagnosis. “E:EE” indicates an error has
occurred.
1. REMOTE CONTROLLER DISPLAY
(1) Stop the air conditioner operation.
(2) Press the set temperature buttons simultaneously for 5
seconds or more to start the self-diagnosis.
Refer to the following tables for the description of each error
code.
SU MO TU WE TH FR SA
(3) Press the set temperature buttons simultaneously for 5
seconds or more to stop the self-diagnosis.
Error code Error contents
Communication error
(indoor unit remote controller)
Communication error
(indoor unit outdoor unit)
Room temperature sensor open
Room temperature sensor short-circuited
Indoor heat exchanger temperature sensor open
Indoor heat exchanger temperature sensor short-
circuited
Outdoor heat exchanger temperature sensor
open
Outdoor heat exchanger temperature sensor
short-circuited
Power source connection error
Float switch operated
Outdoor temperature sensor open
Outdoor temperature sensor short-circuited
00
01
02
03
04
05
06
07
08
09
0A
0b
Discharge pipe temperature sensor or compressor
temperature sensor open
Discharge pipe temperature sensor or compressor
temperature sensor short-circuited
Outdoor high pressure abnormal
Discharge pipe temperature or compressor
temperature abnormal
Model abnormal
Indoor fan abnormal
Outdoor signal abnormal
Outdoor EEPROM abnormal
2. OUTDOOR UNIT LEDS
Heat & Cool model (reverse cycle) only
When a malfunction occurs in the out-
door unit, the LEDs on the circuit board
light to indicate the error. Refer to the
following table for the description of
each error according to the LEDs.
LED1 LED2 Error contents
When the fault is cleared, the LED lamp goes off.
However, for discharge pipe temperature abnormal and high pres-
sure abnormal, the LED lamp lights continuously for 24 hours, as
long as the power is not turned off.
Unit number (usually 0)
Error code
Test run display
0c
0d
0E
0F
11
12
13
14
LED2 LED1
LED layout
EX. Self-diagnosis
ERROR CONTENTS
2005.07.29

2005.07.29
9
8
7
6
5
4
3
2
1
10
11
12
13
14
15
16
5V 5V
R41 1.0K <1/10W>
5V
C40
0.01
<F>
C2
10/
25V
+
12V
1
2
3
4
5
6
7
8
710 2
3
4
5
1
2
3
4
5
1
2
1
2
1
5V
BLACK
BLACK
GRAY
GRAY
1
3
2
1
2
1
2
1
2
3
1
2
3
VCC
VOUT
GND
SUB
NC
5
4
31
2
5V 5V
C12
0.1
<F>
I C9
BD4742G
D1
DAN202K
C37
0.01
<F>
C11
0.1
<F>
X1
CSTS0500MG03-T
2
13
70 69
X1 X2
12
13
16
17
42
41
43
44
50
63
19
20
21
22
23
24
29
26
27
28
9
8
25
30
46
45
33
67
4
7
75
68
74
10
11
6
5
3
2
165
66
73
80
79
78
76
77
59
58
57
56
55
54
53
52
71
14
15
40
36
37
38
39
62
61
51
47
48
49
72
35
31
32
34
18
64
60
RESET
P03
P27
P56
P55
P54
R72
10K
<1/10W>
R80
10K
<1/10W>
R79 1.0K
<1/10W>
C10
0.1
<F>
5V
R39
10K
<1/10W>
C36
0.01
<F>
R40 1.0K
<1/10W>
5V
C13
0.1
<F>
5V
I C7
BR93LC46
R45 - R47
10K <1/10W> x 3
NC
R48 10K <1/10W>
P57
XT2
P35
P34
P33
P37
P00
P23
P24
P64
P60
P61
P62
P63
P01
I C
P120
P121
P127
P126
P125
P124
P123
P122
P14
P13
P12
P10
P11
P04
P05
P07
P15
P16
P17
P130
P131
P72
P20
VDD0
VDD1
AVRF0
AVRF1
AVSS
VSS0
VSS1
P31
P32
P53
P46
P70
P71
P51
P50
P47
P52
P45
P44
P43
P42
P41
P40
P02
P36
P30
P67
P66
P65
P21
P22
P25
P26
C27
0.1
<F>
C26
0.1
<F>
C25
0.1
<F>
C24
0.1
<F>
R21 - R24
1.0K <1/10W> x 4
5V C28 - C31
0.01 <F> x 4
5V
14V
R33 - R36
1.0K <1/10W> x 4
10K <1/10W> x 4
R29 R30 R32R31
BZ1
R37 1.0K
<1/10W>
R38 1.0K
<1/10W>
I C3 (1/7)
uPA2003GR
12 5
1
2
3
4
5
12
4
3
2
1
8
4
2
1
5C
12
345
6
1
3
4
2
1
9
3
7
6
5
4
8
2
10
K104
SSR
I NT
1
23
4
32
1
31
2
2
31
OI
G
OI
G
2
1
32
14
2
1
3
2
1
1
2
4
3
1
2
4
3
1
2
3
4
1
2
2
1
12
5V
5V
C21 - C23
0.1 <F>
x 3
C17 - C20
0.1 <F> x 3
5V
+C3
0.01
<F>
5V
C1
100/
6.3V
5V
5V
14V
PC103
TLP621
<GB>
14V
12V
5V
SW2
R15 - R17
10K <1/10W>
x 3
R18 - R20
1.0K <1/10W> x 3
SW1
14V
I C5 (7/7)
uPA2003GR
JM4
5V
14V
I C3 (3/7)
uPA2003GR
14V
D3
D1FS4A
D2
DA226U
12V
12V
14V
REMOTE CONTROL UNIT
TERMINAL BOARD
EARTH WIRE
321
UL1430 AWG22 BLACK
UL1430 AWG22 RED UL1430 AWG22 WHITE
R43 R44
10K <1/10W> x 2
I C3 (1/7)
uPA2003GR
R71
10K
<1/10W>
R68
15.4K
<1/10W>
R69
28K
<1/10W>
R70
10K
<1/10W>
I C3 (1/7)
uPA2003GR
I C6-2
BA10393F
I C6-1
BA10393F
R67 390
<1/10W>
611
2
3
1
76
5
+
+
-
-
9
8
15
14
13
2
3
4
1
2
3
6
8
4
7
5
CS
SK
D I
NC
VCC
DO
NC
GND
R42 47
<1/10W>
C41
1000P
<R>
C39
0.01
<F>
R50 10K
<1/10W>
R49 10K
<1/10W>
R62 - R64
10K <1/10W> x 3
R57 - R59
1.0K <1/10W> x 3
C14
0.1
<F>
C15
0.1
<F>
C16
0.1
<F>
C8
0.1
<F>
C9
0.1
<F>
R60 1.0K
<1/10W>
R61 1.0K
<1/10W>
14V
R65
10K
<1/10W>
R66
49.9K
<1/10W>
5V
JM1
JM2
JM3
COMMERCIAL MODE
ROOM TEMPERATURECORRECTION
( COOLING OPERATION )
FAN DELAY CHANGE
( HEATING OPERATION )
10K <1/10W> x 3
R3 R2 R1
R4 1.0K <1/10W>
R6 1.0K <1/10W>
R5 1.0K <1/10W>
CN8
B2B-XASK-1-A WHITE
CN7
B2B-XAKK-1-A BLACK
ROOM TEMPERATURE THERMISTOR
PIPE TEMPERATURE THERMISTOR
CN11
B5B-XASK-1-A
WHITE
LOUVER ( UP / DOWN )
CN12
B5B-XARK-1-A
RED
LOUVER ( RIGHT / LEFT )
CN13
B8B-XASK-1-A
WHITE
INDICATOR
CN6
B3B-XAKK-1-A
BLACK
CN14
B02B-PAMK-1
GREEN
FRESH AIR
HEATER
CN15
B02B-PA0K-1
ORANGE
CN9
B3B-XARK-1-A
RED
FLOAT SWITCH
FEED BACK
CN10
B3P-VH-B
WHITE
SW3
R25 - R28
10K <1/10W>
x 4
FAN CAPACITOR
10uF
440V
CN108
B2P3-VH-B-Y
YELLOW
CN3
B5P-SHF-1AA
WHITE
TEST
CN107
B6P11-VH-B
WHITE
CN109
B2P3-VH-B-E
BLUE
DRAIN PUMP
12
14V
CR101
120 / 0.2
K104
G5N-1A
K102
G5SB-14
DC12V
K103
G5SB-14
DC12V
K101
G5SB-14
DC12V
K108
G5N-1A
CR104
120 / 0.2
CN111
B2P3-VH-B
WHITE
12
CN101
B2P3-VH-B-C
BLACK
AC I N MAGNETIC
RELAY
NL
FH101
FH102
F101
3.15A
<BET>
VA101
470V
K110
G2R-1A
DC12V
14V
K108
K103
K101
K110
K102
1
9
3
7
6
5
4
8
2
10
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
RELAY DRIVE
CN116
B10B-PASK-1
WHITE
CN2
B10B-PASK-1
WHITE
5V
Q2
DTC124EKA
C33
0.01
<F>
C32
0.01
<F>
R78 390
<1/10W>
R77 390
<1/10W>
1
2
3
8
16
14
12
9
11 6
4
2
13
15
3
1
5
8
9
15
13
2
4
14
16 1
3
1
2
3
2
1
2
110 7
2
1
1
16
C35
0.01
<B>
R73
10K
<1/10W> R74 1.0K <1/10W>
5V
R53
10K
<1/10W>
C38
0.01
<F>
R55
10K
<1/10W> R56 1.0K <1/10W>
I C2 (1/7)
uPA2003GR
I C3 (1/7)
uPA2003GR
C34
0.01
<F>
R54 180
<1/10W>
14V
14V
Q1
DTA143 I C4 (4/7)
uPA2003GR
I C2 (6/7)
uPA2003GR
B Z
3
1
FAN
MOTOR
OUTDOOR UNIT
2(N)
JM101
JM102
5V
C113
0.01
<B>
R105 1.0K
<1/4W>
R106
10K
<1/4W>
D104
1SR139-600
R104 56K
<RS-1W>
PC101
TLP621
<GB>
UL1015 AWG20 WHITE UL1015 AWG20 WHITE
UL1015 AWG22 BLACK UL1015 AWG22 WHITE
UL1015 AWG22 RED UL1015 AWG22 PINK UL1015 AWG22 PURPLE UL1015 AWG22 BLUE
UL1015 AWG18 GRAY
UL1015 AWG18 WHITE UL1015 AWG18 BLACK
TERMINAL BOARD
UL1015 AWG22 PURPLE UL1015 AWG22 PURPLE
SECONDARY
PRIMARY
CN103
B2P3-VH-B-R
RED
POWER TRANSFORMER
EZ-0970WWE-T
5V
12V
C112
0.1
<F>
C111
10/
25V
+
I C101
NJM7805
I C102
NJM7812
PC102
TLP621
<GB>
C114
0.01
<B>
FL102
BL02RN1
R108
330 <1/4W>
FL101
BL02RN1
14V
Q101
2SD1932
C109
10/
25V
+
D102 MTZJ15C
D101
D2SB20
R102
10K
<1/4W>
C107
1000
/50V
+
R103
1.0K
<1/2W>
C108
10/
25V
+
CN104
B2B-XARK-1-A
RED
JM103
UL1430 AWG22 RED
UL1430 AWG22 RED
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
UL1430 AWG26 GRAY
CN105
B04B-PASK-1
WHITE DC SUPPLY
CN1
B04B-PASK-1
WHITE
CN114
B3B-XH-AM
WHITE
EX. I N
EX. OUT
CN115
B3B-XH-AM
WHITE
5V
R107 330 <1/4W>
5V 12V 14V
R76 10K
<1/10W>
R75 10K
<1/10W>
CN106
B02B-PAKK-A
BLACK
EX. SIGNAL
CN5
B02B-PAKK-1
BLACK
SERIAL
CN4
B02B-PARK-1
RED
NEW SERIAL
CN16
B02B-PASK-1
WHITE
3
2
1
6
5
4
4
3
2
1
8
7
6
5
REMOTE CUSTOM
REMOTE CUSTOM
FAN SWITCHING
FAN SWITCHING
EX. SIGNAL FUNCTION SWITCHING
ROOM TEMPERATURECORRECTION
( HEATING OPERATION )
AUTO RESTART
R11 - R14
10K <1/10W> x 4
R7 - R10
1.0K <1/10W> x 4
C4
0.1
<F>
C42 - C43 0.1 <F> x 2
I C 1
uPD780058BGK
-A42-9EU-A
CONTROLLER PCB ASSEMBLY ( MAIN PCB )
K03BZ-0408WSE-C1
POWER SUPPLY PCB
K04CW-0401WSE-P0
EX. SIGNAL
JP
Delay
off
+2 deg.
commercial
Function
Commercial mode
on
0 deg.
normal
No delay
Fan delay change (heating operation)
JP3
Room temp. correction (cooling)
JP
JP1
JP2
SW1 & SW2
--SW1-1 Fan changer
on offSW Function
SW2-3
Room temp. correction (heating)
SW2-1
SW1-2
SW2-2
not auto
0 deg.
-
pulse
auto
+4 deg.
-
edge
Auto restart
Ex. signal function changer
Fan changer
FAN CHANGER
FAN CHANGER
SW1-3 SW1-4 Wired remote controller
Remote control unit custom code switching
on
on off
off
on
on
off
off
weekly type
EZ-09503HSE-R series
EZ-098YHSE-R series
"with thermistor" type
Wireless
B type
D type
C type
A type
- 9 -
INDOOR PRINTED CIRCUIT BOARD
CIRCUIT DIAGRAM
Model : ARY36FUAN