Fujitsu ARG60LHTA Service manual

DESIGN & TECHNICAL MANUAL
INDOOR
OUTDOOR
AOG60LATT
ARG60LHTA
AIR CONDITIONER
Duct type

1. INDOOR UNIT
DTR_AR060E_03
2013.11.08
DUCT TYPE :
ARG60LHTA

DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
CONTENTS
1. INDOOR UNIT
1. FEATURES ........................................................................................................ 01 - 01
2. WIRED REMOTE CONTROLLER ................................................... 01 - 04
3. SPECIFICATIONS ........................................................................................ 01 - 06
4. DIMENSIONS................................................................................................... 01 - 07
5. WIRING DIAGRAMS.................................................................................. 01 - 09
6. CAPACITY TABLE....................................................................................... 01 - 10
6-1. COOLING CAPACITY ................................................................................ 01 - 10
6-2. HEATING CAPACITY ..................................................................................01 - 11
7. FAN PERFORMANCE AND CAPACITY..................................... 01 - 12
8. OPERATION NOISE................................................................................... 01 - 13
8-1. NOISE LEVEL CURVE............................................................................... 01 - 13
8-2. SOUND LEVEL CHECK POINT ............................................................... 01 - 14
9. ELECTRIC CHARACTERISTICS..................................................... 01 - 15
10. SAFETY DEVICES....................................................................................... 01 - 16
11. EXTERNAL INPUT & OUTPUT ......................................................... 01 - 17
11-1. EXTERNAL INPUT...................................................................................... 01 - 17
11-2. EXTERNAL OUTPUT ................................................................................. 01 - 19
12. FUNCTION SETTINGS............................................................................. 01 - 24
12-1. INDOOR UNIT.............................................................................................. 01 - 24
12-2. INDOOR UNIT (Setting by remote controller) ..................................... 01 - 26
12-3. WIRED REMOTE CONTROLLER............................................................ 01 - 30
13. OPTIONAL PARTS...................................................................................... 01 - 31
13-1. CONTROLLER ............................................................................................ 01 - 31
13-2. OTHERS ....................................................................................................... 01 - 31

- (01 - 01) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
FEATURES1.
MODEL

ARG60LHTA / AOG60LATT
FEATURES

Energy saving technology (ALL DC)
z
DC fan motor
Space saving
z
Compact size•
High performance has been realized with a compact indoor unit.
Due to the compact size of the indoor unit, the installation space required has been
reduced allowing for a wider selection on installation locations.
1250 490
425
The power consumption has been reduced drastically
by the introduction of DC fan motors.

- (01 - 02) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
Control system
z
1-Remote controller control•
This is the most basic system.
.
Refrigerant pipe
Wired R.C.
Remote controller
cable
Indoor unit
Transmission
cable

- (01 - 03) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
2-Remote controllers control•
Control locally and from a remote point is possible using 2-remote controllers.
* For 2-wired type remote controllers, specify a Primary and a Secondary remote controller.
* The timer function of the remote controller specied the Secondary cannot be used.
Transmission
cableRefrigerant pipe
Wired R.C. Wired R.C.
Remote controller
cable
Indoor unit
(Primary)
(Secondary)

- (01 - 04) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
WIRED REMOTE CONTROLLER2.
FEATURES

Various timer setup (ON / OFF / WEEKLY) are possible.

Equipped with weekly timer as standard function.(2 times Start / Stop

per day for a week)
When setting up a timer, operation mode and a temperature setup

can be changed.
When a failure occurs, the error code is displayed. (Maximum of 16)

Error indication.(A maximum of 16 error histories are memorizable.)

Up to 16 indoor units can be simultaneously controlled.

The room temperature can be controlled by being detected the

temperature accurately with built-in thermo sensor.
Simple function setting
z
Setting of the air conditioner selection function is performed by remote controller.
High performance and compact size
z
Three functions are combined in
one unit.
Built-in timers
z
Wired
remote
controller
Weekly
timer
Setback
timer
+ +
Weekly timer Setback timer
At "Weekly timer" + "Set back timer" setup
Easy-to-understand operation
z
[Variable timer control]
The operation/display sections are zoned
according to time and operation, enabling
variable programming to match application.
Simple installation
z
Components are compatible with standard
switch boxes. Flat back construction allows
equipment to be installed wherever it is
needed.
SU MO TU WE TH FR SA
7
3 12 6 9 15 18 21
SU MO TU WE TH FR SA
7
3 12 6 9 15 18 21
SU MO TU WE TH FR SA
3 12 6 9 15 18 21
Possible to set ON/OFF time to operate twice each day
of the week.
Setup screen example
(Set to Wednesday: 8:00 to 20:00.)
Screen
after setup
European
switch box
JIS box
Setup screen example
(Set from Sunday to Saturday: 12:00 to 15:00, 28 °C.)
Possible to set temperature for two time spans and
for each day of the week.
Easy-to-understand time bar display
24°C
036912 15 18 21 Time
28°C
036912 15 18 21 Time
28°C
24°C
036912 15 18 21 Time
24°C 28°C 24°C
Timer
area
Operation
area

- (01 - 05) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
FUNCTIONS

Display panel
DIMENSION

SPECIFICATION

WIRING SPECIFICATIONS

Use Size Wire type Remarks
Remote controller
cable
0.33mm2
( 22AWG ) Polar 3 core Use sheathed PVC cable.
15
11
10
9
8
21
3
5
14
4
12
13
6
7
17
16 18
19 20
21
120
120
120
18
Side ViewFront View
SIZE (H x W x D mm) 120 x 120 x 18
WEIGHT ( g ) 160
CABLE LENGTH ( m ) 10
POWER ( V ) 12
1START/STOP button
Pressed to start and stop operation.
2SET TEMP. button
Selects the setting temperature.
3MODE button
Selects the operating mode (AUTO, HEAT, FAN, COOL, DRY).
4FAN button
Selects the fan speed (AUTO, LOW, MED, HIGH).
5ECONOMY button
Turns the economy efcient mode on and off.
6TIMER MODE (CLOCK ADJUST) button
Selects the timer mode (OFF TIMER, ON TIMER, WEEKLY
TIMER). Set the current time.
7DAY (DAY OFF) button
Temporarily cancels of one day timer.
8SET BACK button
Pressed to select the set back timer.
9Set time button
Pressed to set time.
10 TIMER DELETE button
The schedule of a weekly timer is deleted.
11 TIMER SET button
Sets the date, hour, minute and on-off time.
12  Verticalairowdirectionandswingbutton
Push for two seconds to change the swing mode.
13  Horizontalairowdirectionandswingbutton
Push for two seconds to change the swing mode.
14 FILTER RESET button
15 Operation lamp
Lights during operation and when the timer is on.
16 Timer and clock display
17 Operation mode display
18 Fan speed display
19 Operation lock display
20 Temperature display
21 Function display
Defrost display
Thermo sensor display
Economy display
Vertical swing display
Horizontal swing display
Filter display
Functions will be different due to type of indoor unit.
For details, please see operation manual.
[ Unit : mm ]

- (01 - 06) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
SPECIFICATIONS3.
Note :
Specications are based on the following conditions.
Cooling : Indoor temperature of 27 °CDB / 19 °CWB.and outdoor temperature of 35 °CDB/24 °CWB.
Heating : Indoor temperature of 20 °CDB / 15 °CWB.and outdoor temperature of 7 °CDB/6 °CWB.
Standard static pressure : 60 Pa.
Pipe length : 7.5 m, Height difference : 0 m.(Outdoor unit - Indoor unit)
The protective function may work when using it outside the temperature range mentioned above.
Drain hose should be eld supplied.
*: The maximum current is the maximum value when operated within the operation range.
Type DUCTED MODEL
INVERTER HEATPUMP
Model name ARG60LHTA
Power source 230V 50Hz
Available voltage range 198 - 264V 50Hz
Capacity
Cooling
Rated kW 15.0
Btu/h 51,200
Min - Max. kW 6. 2-17. 5
Btu/h 21,200-60,000
Heating
Rated kW 18.0
Btu/h 61,500
Min - Max. kW 6.2-20.0
Btu/h 21,200-68,300
Input power
Cooling Rated
kW
4.70
Max 7.15
Heating Rated 5.15
Max 7.15
Current Cooling Rated A6.9
Heating 7.6
EER Cooling kW/kW 3.19
COP Heating 3.50
Moisture removal l/h
(pints/h) 2.0 (3.5)
Maximum operating current * Cooling A12.5
Heating 12.5
Fan
Air ow
rate
Cooling
High
m3/h
3,550
Med 3,000
Low 2,450
Heating
High 3,550
Med 3,000
Low 2,450
Type × Q'ty Sirocco x 2
Motor output W 197 x 2
Recommended static pressure Pa 60-260
Sound pressure level
Cooling
High
dB (A)
45
Med 40
Low 36
Heating
High 45
Med 40
Low 36
Heat exchanger type
Dimensions (H × W × D) mm 378 x 1,090 x 53.2
Fin pitch 1.3
Rows x Stages 4 x 18
Pipe type Copper
Fin type Aluminium
Enclosure Material Steel
Colour -
Dimensions
(H × W × D)
Net mm 425 x 1,250 x 490
Gross 490 x 1,440 x 655
Weight Net kg 54
Gross 61
Connection pipe Size Liquid mm Ø 9.52 (Ø 3/8 in.) Gas Ø 15.88 (Ø 5/8 in.)
Method Flare
Operation range Cooling °C 18 to 32 %RH 80 or less
Heating °C 16 to 30
Remote controller type Wired
Drain port Material Steel
Size mm Ø 23.4 (I.D.), Ø 25.4 (O.D.)

- (01 - 07) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
DIMENSIONS4.
MODEL
 : ARG60LHTA
(Unit : mm)

- (01 - 08) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
INSTALLATION PLACE

500 or more
350 or
more
(Service
space)
Service access
AR
z G60LHTA
Installation by which service space is made on top of the unit (recommended).
Installation by which service is carried out from the bottom of the unit.
500 or more
20 or
more
Service access
(Service
space)
MAINTENANCE SPACE

Provide a maintenance space for inspection purposes as shown below.
Do not place any wiring or illumination in the service space, as they will impede service.
AR
z G60LHTA
(Unit : mm)
500 or more30 or more
800 or more
500 or more
200 or more
: Service access : Service space
Unit
AIR
AIR
(Unit : mm)

- (01 - 09) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
WIRING DIAGRAMS5.
MODEL
 : ARG60LHTA

- (01 - 10) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
CAPACITY TABLE6.
COOLING CAPACITY6-1.
This table is created using the rated capacity.
MODEL
 : ARG60LHTA
AFR: Air Flow Rate (m3/min)
TC : Total Capacity (kW)
SHC: Sensible Heat Capacity (kW)
IP : Input Power (kW)
AFR 59.2
Indoor temperature
°CDB 18 21 23 25 27 29 32
°CWB 12 15 16 18 19 21 23
Outdoor temperature
°CDB TC SHC IP TC SHC IP TC SHC IP TC SHC IP TC SHC IP TC SHC IP TC SHC IP
-15 13.04 12.32 2.77 14.53 12.40 2.82 15.02 13.48 2.83 16.01 13.52 2.86 16.51 14.60 2.87 17.50 14.54 2.90 18.49 15.49 2.93
-10 13.03 12.31 2.78 14.51 12.38 2.82 15.01 13.46 2.83 16.00 13.51 2.86 16.49 14.59 2.88 17.48 14.53 2.90 18.47 15.48 2.93
0 13.03 12.33 2.79 14.51 12.40 2.84 15.00 13.48 2.85 15.99 13.53 2.88 16.49 14.61 2.89 17.48 14.55 2.92 18.47 15.50 2.95
5 12.92 12.35 3.17 14.39 12.43 3.22 14.88 13.51 3.23 15.86 13.55 3.27 16.35 14.64 3.28 17.33 14.58 3.32 18.32 15.53 3.35
10 12.68 12.19 3.31 14.13 12.27 3.37 14.61 13.33 3.38 15.57 13.38 3.42 16.05 14.45 3.44 17.02 14.39 3.47 17.98 15.33 3.50
15 12.45 12.00 3.56 13.86 12.08 3.62 14.34 13.13 3.63 15.28 13.17 3.67 15.76 14.22 3.69 16.70 14.17 3.73 17.65 15.09 3.76
20 12.32 12.00 3.34 13.72 12.08 3.39 14.19 13.13 3.41 15.12 13.17 3.44 15.59 14.22 3.46 16.53 14.17 3.49 17.46 15.09 3.53
25 12.21 11.85 3.89 13.60 11.92 3.95 14.06 12.96 3.98 14.99 13.01 4.02 15.45 14.05 4.04 16.38 13.99 4.08 17.31 14.90 4.12
30 11.69 11.62 4.46 13.03 11.74 4.53 13.47 12.77 4.56 14.36 12.81 4.60 14.80 13.83 4.63 15.69 13.78 4.67 16.58 14.68 4.72
35 11.85 11.60 4.54 13.20 11.87 4.61 13.65 12.90 4.63 14.55 12.94 4.68 15.00 13.98 4.70 15.90 13.92 4.75 16.80 14.83 4.79
40 11.00 10.99 5.23 12.26 11.25 5.32 12.68 12.23 5.34 13.51 12.27 5.40 13.93 13.25 5.42 14.77 13.19 5.48 15.60 14.05 5.53
46 7.14 7.14 3.66 7.95 7.67 3.71 8.22 8.13 3.73 8.76 8.36 3.77 9.03 9.03 3.79 9.57 9.00 3.83 10.12 9.58 3.87

- (01 - 11) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
HEATING CAPACITY6-2.
This table is created using the rated capacity.
MODEL
 : ARG60LHTA
AFR: Air Flow Rate (
m3
/min)
TC : Total Capacity (kW)
IP : Input Power (kW)
AFR 59.2
Indoor temperature
°CDB 16 18 20 22 24
Outdoor temperature
°CDB °CWB TC IP TC IP TC IP TC IP TC IP
-15 -16 13.17 5.18 12.86 5.29 12.55 5.40 12.23 5.51 11.92 5.62
-10 -11 14.64 5.18 14.29 5.29 13.95 5.40 13.60 5.51 13.25 5.62
-5 -7 16.23 5.18 15.85 5.29 15.46 5.40 15.07 5.51 14.69 5.62
0 -2 17.48 5.19 17.06 5.30 16.64 5.41 16.23 5.52 15.81 5.63
5 3 18.84 5.20 18.39 5.31 17.94 5.42 17.49 5.53 17.05 5.64
7 6 18.90 4.94 18.45 5.05 18.00 5.15 17.55 5.25 17.10 5.36
10 8 20.74 4.62 20.25 4.71 19.76 4.81 19.26 4.91 18.77 5.00
15 10 22.28 4.58 21.75 4.68 21.22 4.77 20.69 4.87 20.16 4.94
20 15 21.63 4.51 21.12 4.60 20.60 4.69 20.09 4.79 19.57 4.86
24 18 19.91 3.75 19.43 3.83 18.96 3.91 18.48 3.99 18.01 4.05

- (01 - 12) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
FAN PERFORMANCE AND CAPACITY7.
MODEL
 : ARG60LHTA
Q-h Characteristic curve
Hi(SP mode3)
Hi
(Normal SP mode)
Med(Normal SP mode)
Normal SP mode Lower limit
Lo(Normal SP mode)
Normal SP mode
Upper limit
Hi(SP mode2)
Hi(SP mode1)
Hi(SP mode4)
300
250
200
150
100
50
0
Static pressure(Pa)
Airow
1,000 1,500 2,000 2,500 3,000 3,500 4,000 (m3/h)
Cooling
z
Q-q Performance curve
92
94
96
98
100
102
2,300 2,500 2,700 2,900 3,100 3,300 3,500 3,700(m3/h)
Airflow
Capacity(%)
Capacity
Heating
z
Q-q Performance curve
92
94
96
98
100
102
Airflow
Capacity(%)
2,300 2,500 2,700 2,900 3,100 3,300 3,500 3,700(m3/h)
Capacity

- (01 - 13) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
OPERATION NOISE8.
NOISE LEVEL CURVE8-1.
MODEL
 : ARG60LHTA
Condition
Static pressure : 60Pa
Static pressure mode : Normal
HIGH
LOW
Heating
z
Octave band sound pressure level, dB:(0dB=0.0002µbar)
80
70
60
50
40
30
20
10
0
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
HIGH
LOW
Cooling
z
Octave band sound pressure level, dB:(0dB=0.0002µbar)
Octave band center frequency,Hz
80
70
60
50
40
30
20
10
0
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
NC-15
Octave band center frequency,Hz
63 125 250 500 1,000 2,000 4,000 8,000 63 125 250 500 1,000 2,000 4,000 8,000

- (01 - 14) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
SOUND LEVEL CHECK POINT8-2.
enohporciM
Measuring ductMeasuring duct
Set the static pressure
as rating in this area
AIR
2 m
1.5 m
1 m
enohporciM

- (01 - 15) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
ELECTRIC CHARACTERISTICS9.
Model name ARG60LHTA
Power supply Voltage V230~
Frequency Hz 50
Max Operating Current (Indoor unit) A 3.5
Wiring spec.
(Indoor unit to outdoor unit)
Connection cable mm21.5 (Min.)
Limited wiring length m 75
Note: Wiring specication
1. Selected sample
(Selected based on Japan Electrotechnical Standard and Codes Committee E0005)
2. Limited wiring length : Limit voltage drop to less than 2%. Increase cable gauge if voltage drop is 2% or more.
3. If the transmission wire is longer than 50m, use the bigger conductor size.

- (01 - 16) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
SAFETY DEVICES10.
Protection form Model
ARG60LHTA
Circuit protection Current fuse (PCB) 250V 3.15A
Fan motor protection Thermal protection program 115±15°C OFF
70°C ON

- (01 - 17) -
DUCT TYPE ARG60LHTA DUCT TYPE ARG60LHTA
EXTERNAL INPUT & OUTPUT11.
EXTERNAL INPUT11-1.
CONTROL INPUT (Operation/Stop or Forced stop)

The air conditioner can be remotely operated by means of the following on-site work.
"Operation/Stop" mode or "Forced stop" mode can be selected with function setting of indoor unit.
Unit operation is started at the following contents by adding the contact input of a commercial ON/
OFF switch to a connector on the external control PC board and turning it ON.
Unit operation InitialsettingafterpowerisON Starting mode other than initial setting
Operation mode Auto changeover Mode at previous operation
Set temperature 24°C Temperature at previous operation
Air ow mode AUTO Mode at previous operation
Circuit diagram example
z
Indoor unit
control PC board
Connector
1
2
3
Signal
Field supply
* Make the distance from the PC board to the connected unit within 10 m.
Contact capacity : 5VDC or more, 15mA or more.
Please use non-polar relays and switches.
Surely insulate with
insulation tape etc. since
this wire is not used.
*10 m
Connected unit
Ex.) Switch
When function setting is in "Operation/Stop" mode•
Operation
Stop
ON
OFF
Input signal
Indoor unit
INPUT OUTPUT Connector REMARKS
CONTROL INPUT — CN103
See external
input/output settings
for details.
— OPERATION STATUS CN100
— ERROR STATUS CN101
— FRESH AIR CONTROL CN161
—
AUXILIARY HEATER CN160