Fujitsu AB*G24LVTA Series Service manual

DESIGN & TECHNICAL MANUAL
SINGLE
INDOOR
OUTDOOR
ABG18LVTB
ABG24LVTA
AOG18LALL
AOG24LALA
AIR CONDITIONER
Floor / Ceiling type

DTR_AB033E_02
2013.02.28
1. INDOOR UNIT
FLOOR / CEILING TYPE :
ABG18LVTB
ABG24LVTA

- (3) -
CEILING TYPE ABG18-24LV T CEILING TYPE ABG18-24LV T
CONTENTS
1. INDOOR UNIT
1. FEATURES.............................................................................................................. 01 - 01
2. WIRELESS REMOTE CONTROLLER............................................... 01 - 03
3. SPECIFICATIONS.............................................................................................. 01 - 05
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.................................................................................... 01 - 12
7-1. AIR VELOCITY DISTRIBUTION ...................................................................... 01 - 12
7-2. AIRFLOW ............................................................................................................ 01 - 16
8. OPERATION NOISE......................................................................................... 01 - 18
8-1. NOISE LEVEL CURVE (SOUND PRESSURE)............................................. 01 - 18
8-2. SOUND LEVEL CHECK POINT ...................................................................... 01 - 19
9. ELECTRIC CHARACTERISTICS........................................................... 01 - 20
10. SAFETY DEVICES ............................................................................................ 01 - 21
11. EXTERNAL INPUT & OUTPUT............................................................... 01 - 22
11-1. EXTERNAL INPUT............................................................................................. 01 - 22
11-2. EXTERNAL OUTPUT ........................................................................................ 01 - 23
12. FUNCTION SETTINGS .................................................................................. 01 - 24
12-1. INDOOR UNIT..................................................................................................... 01 - 24
12-2. INDOOR UNIT (Setting by remote controller) ............................................ 01 - 25
13. OPTIONAL PARTS ........................................................................................... 01 - 29
13-1. CONTROLLER ................................................................................................... 01 - 29
13-2. OTHERS .............................................................................................................. 01 - 29

- (01 - 01) -
CEILING TYPE ABG18-24LV T CEILING TYPE ABG18-24LV T
FEATURES1.
M O D E L

ABG18LVTB / AOG18LALL
ABG24LVTA / AOG24LALA
FEATURES

Energy efciency class
z
MODEL
ABG18LVTB ABG24LVTA
Cooling A++ A+
Heating A+ A
Flexible installation
z
Example for oor installation Example for ceiling installation
Easy installation
z
Main work settings can be done easily from the remote controller at installation
Main work settings
High ceiling setting●
Auto restart●
Temperature adjustment when cooling / heating●
Setting by wireless or
wired remote controller
(Optional parts)
Double auto swing
z
A combination of right/left and up/down directional swing allows 3-dimensional air direction control
Right and Left Swing
1
2
5
4
3
5 steps selectable
Steps
Swing: Cooling , Dry and Fan mode
Swing: Heating and Fan mode
Up and Down Swing
1
2
5
4
3
7 steps selectable
6
7

- (01 - 02) -
CEILING TYPE ABG18-24LV T CEILING TYPE ABG18-24LV T
10°C HEAT Operation
z *Only available with Wireless RC.
The room temperature can be set to go no lower than 10°C,
thus ensuring that the room does not get too cold when not occupied
Caution)
• When the room temperature is higher than 10°C, “10°C HEAT” operation will not start. Operation starts and maintains the room
temperature at 10°C when the temperature drops below 10°C.
• When “10°C HEAT” operation stops, the room set temperature quickly returns to the preset temperature.
10°C
20°C
“10°C HEAT”
Button ON
Indoor unit
operation START
Economy operation
z
The power consumption can be reduced.

- (01 - 03) -
CEILING TYPE ABG18-24LV T CEILING TYPE ABG18-24LV T
WIRELESS REMOTE CONTROLLER2.
FEATURES

4 mode timer setup available (ON / OFF / PROGRAM / SLEEP).
¾
Easy operation.
¾
Easy to change signal code (max. 4 units) by button operation.
¾
Simple function setting
z
Setting of the air conditioner selection function is performed by remote controller.
Built-in timers
z
Select from four different timer programs (ON / OFF / PROGRAM / SLEEP).
Program timer
z
The program timer operates the on and off timer once within a 24 hour period.
Sleep timer
z
The sleep timer function automatically corrects the temperature thermostat setting according to
the time setting to prevent excessive cooling and heating while sleeping.
Switching remote controller signal code
z
A B C D
A B CD
Mixed-up
I.U. I.U. I.U. I.U. I.U. I.U. I.U. I.U.
After code change
Code selector switch eliminates unit

•
being wrongly switched.
(Up to 4 codes can be set.)
*I.U.=Indoor unit
60min.
1 °C 2 °C
Timer setting
Cooling operation/dry operation
When the sleep timer is set, the set temperature
automatically rises 1°C every hour. The set
temperature can rise up to a maximum of 2°C.
1 °C
30min.
60min.
90min.
2 °C 3 °C 4 °C
Timer setting
Heating operation
When the sleep timer is set, the set temperature
automatically drops 1°C every 30 minutes. The set
temperature can drop to a maximum of 4°C.

- (01 - 04) -
CEILING TYPE ABG18-24LV T CEILING TYPE ABG18-24LV T
FUNCTIONS

Note: Functions will be different due to type of indoor unit.
For details, please see operation manual.
SPECIFICATION

SIZE (H × W × D mm) 170 × 56 × 19
WEIGHT (g) 85 (w/o batteries)
ACCESSORY Holder
Display panel
2
49
3
1
16
15
510
13
11
12
14
8
7
6
17
18
19
21
24
23
22
20
MODE button1
Selects the operating mode (AUTO, COOL, DRY, FAN, HEAT).
/Start / end R.C. signal code change. (Max 4 types)
10°C2 HEAT button
SET TEMP. button ( ▲ / ▼ )3
Sets the indoor temp./ Sets R.C. signal code.
ECONOMY button4
SLEEP button5
Pressed to select sleep timer.
FAN button6
Selects the fan speed (AUTO, HIGH, MED, LOW, QUIET).
START/STOP button7
Pressed to start and stop operation.
SET button (Vertical)8
Air ow direction vertical set button.
SET button (Horizontal)9
Air ow direction horizontal set button.
SWING button10
Air ow direction swing button.
TIMER MODE button11
Pressed to select the timer mode. (OFF TIMER, ON TIMER,
PROGRAM TIMER, TIMER RESET)
TIMER SET ( 12 / ) button
Sets the current time and on-off time.
CLOCK ADJUST button13
Sets the current time.
RESET button14
Used when replacing batteries.
TEST RUN button15
Used when testing the air conditioner after installation.
Signal transmitter16
Temperature set display17
Operating mode display18
Sleep display19
Transmit indicator20
Fan speed display21
Swing display22
Timer mode display23
Clock display24

- (01 - 05) -
CEILING TYPE ABG18-24LV T CEILING TYPE ABG18-24LV T
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.
Pipe length : 5 m, Height difference : 0 m. (Outdoor unit - Indoor unit)
The protective function might work when using outside the operation range.
*: The maximum current is the maximum value when operated within the operation range.
Type FLOOR / CEILING MODEL
INVERTER HEATPUMP
Model name AB¾G18LVTB AB¾G24LVTA
Power source 230V
~ 50Hz
Available voltage range 198 - 264V
~ 50Hz
Capacity
Cooling
Rated kW 5.20 6.80
Btu/h 17700 23200
Min - Max kW 0.90 - 5.90 0.90 - 8.00
Btu/h 3100 - 20100 3100 - 27300
Heating
Rated kW 6.00 8.00
Btu/h 20500 27300
Min - Max kW 0.90 - 7.50 0.90 - 9.10
Btu/h 3100 - 25600 3100 - 31000
Input power
Cooling Rated
kW
1.62 2.21
Max 2.04 2.85
Heating Rated 1.66 2.26
Max 2.83 3.19
Current Cooling Rated A7.2 9.7
Heating Rated 7.4 9.9
EER Cooling kW/kW 3.21 3.08
COP Heating 3.61 3.54
Moisture removal l/h (pints/h) 2.0 (3.5) 2.9 (5.1)
Maximum operating current * Cooling A9.0 12.0
Heating 12.5 13.5
Fan
Airow
rate
Cooling
High
m3/h
780 980
Med 700 820
Low 560 680
Quiet 500 540
Heating
High 780 980
Med 700 820
Low 560 680
Quiet 500 540
Type × Q'ty Sirocco × 2
Motor output W80
Sound pressure level
Cooling
High
dB (A)
44 (Floor console), 43 (Under ceiling) 49 (Floor console), 48 (Under ceiling)
Med 41 (Floor console), 40 (Under ceiling) 45 (Floor console), 44 (Under ceiling)
Low 35 (Floor console), 34 (Under ceiling) 41 (Floor console), 40 (Under ceiling)
Quiet 32 (Floor console), 31 (Under ceiling) 36 (Floor console), 35 (Under ceiling)
Heating
High 44 (Floor console), 43 (Under ceiling) 49 (Floor console), 48 (Under ceiling)
Med 41 (Floor console), 40 (Under ceiling) 45 (Floor console), 44 (Under ceiling)
Low 35 (Floor console), 34 (Under ceiling) 41 (Floor console), 40 (Under ceiling)
Quiet 32 (Floor console), 31 (Under ceiling) 36 (Floor console), 35 (Under ceiling)
Heat exchanger type
Dimensions (H × W × D) mm 252 × 800 × 39.9 252 × 800 × 53.2
Fin pitch 1.30 1.45
Rows × Stages 3 × 12 4 × 12
Pipe type Copper tube
Fin type Aluminium
Enclosure
Material ABS
Colour WHITE
(Approximate colour of MUNSELL N9.25 /)
Dimensions
(H × W × D)
Net mm 199 × 990 × 655
Gross 320 × 1150 × 790
Weight Net kg 27
Gross 36
Connection pipe Size Liquid mm Ø6.35 (Ø1/4 in.)
Gas Ø12.70 (Ø1/2 in.) Ø15.88 (Ø5/8 in.)
Method Flare
Operation range Cooling ˚C 18 to 32
%RH 80 or less
Heating ˚C 16 to 30
Remote controller type Wireless [Wired (option)]
Drain pipe Material Hard PVC
Size mm VP25 [Ø25 (I.D.), Ø32 (O.D.)]

- (01 - 06) -
CEILING TYPE ABG18-24LV T CEILING TYPE ABG18-24LV T
Model name AB¾G18LVTB AB¾G24LVTA
Energy efciency class Cooling A++ A+
Heating (Average) A+ A
Pdesign Cooling kW 5.2 (35˚C) 6.8 (35˚C)
Heating (Average) 5.2 (-10˚C) 6.0 (-10˚C)
SEER Cooling kWh/kWh 6.10 5.60
SCOP Heating (Average) 4.00 3.90
Annual energy consumption QCE kWh/a 298 425
QHE (Average) 1819 2150
Sound power level Cooling High dB (A) 57 61
Heating 57 61

- (01 - 07) -
CEILING TYPE ABG18-24LV T CEILING TYPE ABG18-24LV T
DIMENSIONS4.
MODEL
 : ABG18LVTB, ABG24LVTA
(Unit : mm)
1
2
4
45
6
4
12
Side view
Rear view
Bottom view
(Drain hose)
5
5
When installing set to wall install the accessory wall bracket at the position as shown in
the  gure, and mount the set to it.
Wall bracket
Side of set
Unit : mm
990
500 245
ø100
100
65
65
ø50
125
530
45
655
AB¾G18LV TB AB¾G24LV TA
Refrigerant pipe are
connection
Liquid ø 6.35 mm (ø 1/4 in.)
Gas ø 12.70 mm (ø 1/2 in.) ø 15.88 mm (ø 5/8 in.)
Drain hose connection Drain hose VP25 [Ø25 (I.D.), Ø32 (O.D.)]
Knock out hole Drain outlet -
Pipe outlet -
Hole for lifting bolt -Use M10 screw bolt