Fujitsu AU G45LRLA Series Service manual

DESIGN & TECHNICAL MANUAL
INDOOR
OUTDOOR
AOG45LETL
AOG54LETL
AUG45LRLA
AUG54LRLA
AIR CONDITIONER
Cassette type

1. INDOOR UNIT
DTR_AU053E_03
2014.05.16
CASSETTE TYPE :
AUG45LRLA
AUG54LRLA

- (3) -
CASSETTE TYPE AUG45-54LRLA CASSETTE TYPE AUG45-54LRLA
CONTENTS
1. INDOOR UNIT
1. FEATURES ........................................................................................................ 01 - 01
2. WIRED REMOTE CONTROLLER ................................................... 01 - 03
3. SPECIFICATIONS ........................................................................................ 01 - 05
4. DIMENSIONS................................................................................................... 01 - 06
5. WIRING DIAGRAMS.................................................................................. 01 - 08
6. CAPACITY TABLE....................................................................................... 01 - 09
6-1. COOLING CAPACITY ................................................................................ 01 - 09
6-2. HEATING CAPACITY ................................................................................. 01 - 10
7. FAN PERFORMANCE ...............................................................................01 - 11
7-1. AIR VELOCITY DISTRIBUTION................................................................01 - 11
7-1-1. STANDARD MODE ...................................................................................01 - 11
7-1-2. SPECIAL UPWARD MODE ..................................................................... 01 - 15
7-2. AIRFLOW ..................................................................................................... 01 - 16
7-2-1. 4-WAY OUTLET ....................................................................................... 01 - 16
7-2-2. 3-WAY OUTLET ....................................................................................... 01 - 17
7-3. FRESH AIR................................................................................................... 01 - 18
7-4. DUCT CONNECTION ................................................................................. 01 - 19
8. OPERATION NOISE (SOUND PRESSURE) ........................... 01 - 21
8-1. NOISE LEVEL CURVE............................................................................... 01 - 21
8-2. SOUND LEVEL CHECK POINT ............................................................... 01 - 22
9. ELECTRIC CHARACTERISTICS..................................................... 01 - 23
10. SAFETY DEVICES....................................................................................... 01 - 24
11. EXTERNAL INPUT & OUTPUT ......................................................... 01 - 25
11-1. EXTERNAL INPUT...................................................................................... 01 - 25
11-2. EXTERNAL OUTPUT ................................................................................. 01 - 26
12. FUNCTION SETTINGS............................................................................. 01 - 28
12-1. INDOOR UNIT.............................................................................................. 01 - 28
12-2. INDOOR UNIT (Setting by remote controller) ..................................... 01 - 29
12-3. WIRED REMOTE CONTROLLER............................................................ 01 - 34
13. OPTIONAL PARTS...................................................................................... 01 - 35
13-1. CONTROLLER ............................................................................................ 01 - 35
13-2. CASSETTE GRILLE ................................................................................... 01 - 35
13-3. OTHERS ....................................................................................................... 01 - 36

- (01 - 01) -
CASSETTE TYPE AUG45-54LRLA CASSETTE TYPE AUG45-54LRLA
FEATURES1.
M O D E L S

AUG45LRLA / AOG45LETL
AUG54LRLA / AOG54LETL
FEATURES

Energy saving
z
All DC design•
Heat exchange efciency increased and larger air ow by adoption of new type turbo fan•
Advancement in comfort
z
Quiet operation was realized by adoption of new type turbo fan•
Improvement of air stream•
Adoption of high efficiency turbo fan
High efciency and quiet operation achieved by equaling the performance of the blade and air
passing the heat exchanger.
Improvement of the airflow distribution
Making space between the ceiling, the air ows far and wide leaving the ceiling clean.
Wide & powerful airow
500mm
Wind
velocity
Fast
Slow 3-dimensional blade
: Spin direction : Airflow direction
No airflow
separation
Quiet
< Motor side >
Heat exchanger
Rear part
Front part Ceiling
Round louvre
Much less temperature irregularity
by spreading air flow widely
Bottom view
1.5
3
7 5 3 73 5
Side view
Airflow range of 2m / s
120120
[m]

- (01 - 02) -
CASSETTE TYPE AUG45-54LRLA CASSETTE TYPE AUG45-54LRLA
High lift drain pump
z
850mm
Ceiling panel
Simplication of drain water check
z
Drain and contamination check are possible
without removing the cassette grille.
Can be easily checked by removing the drain
cover.
Easy installation
z
Easy setting by wired
remote controller
Economy operation
z
The power consumption can be reduced.
Improvement of installation & maintenance
z
Adjustment of hanger position is possible after installation•
Mounting position of body can be ne adjusted after mounting the cassette grille.
Detachable
grille corner
Adjustmentcan be done by
just taking off the corner part
DRAIN CAP
DRAIN COVER

- (01 - 03) -
CASSETTE TYPE AUG45-54LRLA CASSETTE TYPE AUG45-54LRLA
WIRED REMOTE CONTROLLER2.
FEATURES

Various timer setup available (ON / OFF / WEEKLY).

Equipped with weekly timer as standard function.

(Start/Stop function is twice per day for a week)
When setting up the timer, operation mode and temperature

setup can be changed.
When a failure occurs, the error code is displayed.

Error history. (Last 16 error codes can be accessed.)

The room temperature can be controlled by detecting 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
Thermo
sensor
Individual
control
Weekly
timer
Setback
timer
Wired
remote
controller
Built-in timers
z
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.
Timer
area
Operation
area
Simple installation
z
Components are compatible with standard
switch boxes. Flat back surface allows
equipment to be installed wherever it is
needed.
European
switch box
JIS box
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
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
0 3 6 9 12 15 18 21 Time
28°C
24°C
0 3 6 9 12 15 18 21 Time
24°C 28°C 24°C

- (01 - 04) -
CASSETTE TYPE AUG45-54LRLA CASSETTE TYPE AUG45-54LRLA
FUNCTIONS

Display panel
DIMENSION

120 18
120
Front View Side View
SPECIFICATION

SIZE (H x W x D mm) 120 x 120 x 18
WEIGHT ( g ) 160
CABLE LENGTH ( m ) 10
POWER ( V ) 12
WIRING SPECIFICATIONS

Use Cable 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
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, QUIET, 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). Sets the current time.
7DAY(DAY OFF) button
Temporarily cancels one day timer.
8SET BACK button
Pressed to select the set back timer.
9Set time button
Pressed to set time.
10 TIMER DELETE button
Deletes the weekly timer schedule.
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
Note: Some button operations may not be available for all units or
systems. For details, please see operation manual.
[ Unit : mm ]

- (01 - 05) -
CASSETTE TYPE AUG45-54LRLA CASSETTE TYPE AUG45-54LRLA
SPECIFICATIONS3.
Type CASSETTE MODEL
INVERTER HEATPUMP
Model name AUG45LRLA AUG54LRLA
Power source 230 V ~ 50 Hz
Available voltage range 198 - 264 V
Capacity
Cooling
Rated kW 12.5 13.3
Btu/h 42700 45400
Min.-Max. kW 4.0-14.0 4.5-14.5
Btu/h 13700-47800 15400-49500
Heating
Rated kW 14.0 16.0
Btu/h 47800 54600
Min.-Max. kW 4.2-16.2 4.7-16.5
Btu/h 14300-55300 16000-56300
Input power
Cooling Rated
kW
3.88 4.42
Max. 4.70 4.94
Heating Rated 3.77 4.69
Max. 4.70 4.94
Current Cooling Rated A16.9 19.3
Heating 16.5 20.5
EER Cooling kW/kW 3.22 3.01
COP Heating 3.71 3.41
Moisture removal l/h (pints/h) 4.5 (7.9) 5.0 (8.8)
Maximum operating current * Cooling A20.5 21.5
Heating 20.5 21.5
Fan
Airow
rate
Cooling
High
l/s (m3/h)
1900 2000
Med 1640 1700
Low 1460 1530
Quiet 1250 1300
Heating
High 1900 2000
Med 1640 1700
Low 1460 1530
Quiet 1250 1300
Type × Q'ty Turbo × 1
Motor output W80
Sound pressure level
Cooling
High
dB(A)
46 47
Med 42 43
Low 40 41
Quiet 36 37
Heating
High 46 47
Med 42 43
Low 40 41
Quiet 36 37
Heat exchanger type
Dimensions (H × W × D) mm
252×2021×13.3
252×2087×13.3
252×2153×13.3
Fin pitch 1.3
Rows x Stages 3 x 12
Pipe type Copper
Fin type Aluminium
Dimensions
(H × W × D)
Net mm 288×840×840
Gross 360×960×985
Weight Net kg 26
Gross 31
Connection pipe Size Liquid mm Ø9.52 (3/8 in.) Gas Ø15.88 (5/8 in.)
Method Flare
Drain hose Material PVC
Size VP25 [Ø25(I.D.), Ø32(O.D.)]
Operation range Cooling °C 18 to 32 %RH 80 or less
Heating °C 16 to 30
Cassette grille
Model name UTG-UGA-W
Material PS
Colour WHITE
Approximate colour of MUNSELL N 9.25 /
Dimensions
(H × W × D)
Net mm 50×950×950
Gross 115×1020×1000
Weight Net kg 5.5
Gross 8.5
Remote controller type Wired [Wireless (option)]
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.
Pipe length : 5 m, Height difference : 0 m.(Outdoor unit - Indoor unit)
The protective function might work when using it outside the operation range.
*: The maximum current is the maximum value when operated within the operation range.

- (01 - 06) -
CASSETTE TYPE AUG45-54LRLA CASSETTE TYPE AUG45-54LRLA
DIMENSIONS4.
MODELS : AU
 G45LRLA, AUG54LRLA
Ceiling opening and hanging bolt pitch
z
(Unit : mm)
Refrigerant piping and drain piping positions
z
Airow split-ow duct and fresh air inlet positions
z
288 298
40 10
140 - 145
50 - 100
950 (Panel frame)
54-0254-02
50
80
130
130
130
200
840 (Body frame)
795 (Hanging bolt pitch)
699 (Hanging bolt pitch)
860 - 910 (Ceiling opening)
950 (Panel frame)
54-0254-02
840 (Body frame)
860 - 910 (Ceiling opening)
60278358
140
180
200
Drain pipe
(Connect the attached drain hose)
2.5 screw
352
100
8383
90
100
581
Airflow split-flow duct connecting port
Airflow split-flow duct connecting port
Airflow split-flow duct connecting port
Fresh air inlet position
Drain pipe
Refrigerant pipe
Detailed diagram of branched duct connecting port
(4 sides)
Cut out
Airflow split-flow duct connecting port
10
Fresh air inlet position
250 mm
185 mm
Cut out

- (01 - 07) -
CASSETTE TYPE AUG45-54LRLA CASSETTE TYPE AUG45-54LRLA
INSTALLATION PLACE

(Unit : mm)
3-way directions setting
z
To set “3-way directions”, the air outlet shutter plate (UTR-YDZC) sold separately must be installed
and “outlet-direction” switched to “3-way” by remote controller.
1,500
or more
1,000 or more
1,800 or more
Obstruction
3,000 or more
Strong and durable ceiling
Floor
Ceiling mode “Low” : 2.7 m
Ceiling mode “Standard” : 3.2 m
Ceiling mode “High” : 4.2 m
298 or more
100 or more