Fujitsu AB*30LBAG series Original operating manual

SPLIT TYPE
ROOM AIR CONDITIONER
Large Ceiling type
Models Indoor unit Outdoor unit
AB*30LBAG
AB*36LBAG
AB*45LBAG
AO*30LMBWL
AO*36LMBWL
AO*45LJBYL
INVERTER
SERVICE
INSTRUCTION
R410A

CONTENTS
1. SPECIFICATIONS
SPECIFICATIONS.......................................................................................................... 01-01
2. DIMENSIONS
DIMENSIONS.................................................................................................................. 02-01
3. REFRIGERANT SYSTEM DIAGRAM
REFRIGERANT CIRCUIT............................................................................................... 03-01
4. CIRCUIT DIAGRAM
CIRCUIT DIAGRAM........................................................................................................ 04-01
5. DESCRIPTION OF EACH CONTROL OPERATION
5-1-1 COOLING CAPACITY CONTROL......................................................................
5-1 COOLING OPERATION............................................................................................
5-4 AUTO CHANGEOVER OPERATION........................................................................
5-5 INDOOR FAN CONTROL.........................................................................................
5-6 OUTDOOR FAN CONTROL......................................................................................
5-7 LOUVER CONTROL.................................................................................................
05-01
05-01
5-2-1 HEATING CAPACITY CONTROL......................................................................
5-2 HEATING OPERATION............................................................................................. 05-02
05-02
5-3-1 INDOOR UNIT CONTROL.................................................................................
5-3 DRY OPERATION...................................................................................................... 05-03
05-03
05-04
05-05
05-07
05-08
5-8 COMPRESSOR CONTROL...................................................................................... 05-10
5-9 TIMER OPERATION CONTROL............................................................................... 05-11
5-10 ELECTRONIC EXPANSION VALVE CONTROL.................................................... 05-13
5-11 TEST OPERATION CONTROL............................................................................... 05-13
5-12 PREVENT TO START FOR 3 MINUTES (3 MINUTES ST).................................... 05-13
5-13 4-WAY VALVE EXTENSION SELECT.................................................................... 05-13
5-14 AUTO RESTART..................................................................................................... 05-13
5-15 PUMP DOWN (Refrigerant collecting operation)................................................. 05-14
5-16 COMPRESSOR PREHEATING............................................................................... 05-14
5-17 DEFROST OPERATION CONTROL....................................................................... 05-14
5-19 VARIOUS PROTECTIONS...................................................................................... 05-16
5-18 MANUAL AUTO OPERATION................................................................................ 05-16

6. REFRIGERANT CAUTION -R410A-
6-1 R410A TOOLS............................................................................................................ 06-01
6-2 PRECAUTION FOR INSTALLATION......................................................................... 06-02
6-3 PRECAUTION FOR SERVICING............................................................................... 06-04
6-4 NEW REFRIGERANT R410A..................................................................................... 06-05
6-5 DEFFERENCE FROM CONVENTIONAL MODEL (R22) AND PRECAUTIONS....... 06-08
8. APPENDING DATA
9. INSTALLATION MANUAL
8-1 CAPACITY TABLE..................................................................................................... 08-01
8-2 OPERATION RANGE................................................................................................. 08-02
8-3 ELECTRIC CHARACTERISTICS............................................................................... 08-03
8-4 SAFETY DEVICE........................................................................................................ 08-04
8-5 FUNCTION SETTING................................................................................................. 08-05
7-1-2 OUTDOOR UNIT DISPLAY................................................................................
7-1-1 INDOOR UNIT DISPLAY....................................................................................
7-1 ERROR DISPLAY......................................................................................................
7. TROUBLE SHOOTING
7-2 TROUBLE SHOOTING WITH ERROR CODE..........................................................
7-3 TROUBLE SHOOTING WITH NO ERROR CODE....................................................
7-4 SERVICE PARTS INFORMATION............................................................................
07-01
07-01
8-5-1 INDOOR UNIT.................................................................................................... 08-05
8-5-2 OUTDOOR UNIT (AO*30/ 36LMBWL)................................................................ 08-07
8-5-3 OUTDOOR UNIT (AO*45LJBYL)........................................................................ 08-09
07-02
07-21
07-03
07-26

1-1-1 PARTS LAYOUT DRAWING...............................................................................
1-1-2 WIRING................................................................................................................
1-1-3 DISASSEMBLY PROCESS.................................................................................
1-1 For AO*30/ 36LMBWL.............................................................................................
1 REPLACEMENT PARTS ( For OUTDOOR UNIT ).......................................................
10. REPLACEMENT PARTS
10-01
10-01
10-01
10-04
10-03
2-1 PARTS LAYOUT DRAWING...................................................................................
2 REPLACEMENT PARTS ( For INDOOR UNIT )........................................................... 10-29
10-29
1-1-4 ASSEMBLY PROCESS of INVERTER UNIT....................................................... 10-09
1-2-1 PARTS LAYOUT DRAWING...............................................................................
1-2-2 WIRING................................................................................................................
1-2-3 DISASSEMBLY PROCESS.................................................................................
1-2-4 ASSEMBLY PROCESS of INVERTER UNIT......................................................
1-2 For AO*45LJBYL..................................................................................................... 10-14
10-14
10-18
10-16
10-24

1 . SPECIFICATIONS
R410A
INVERTER
Large Ceiling type

01-01
1. SPECIFICATIONS
AB 30LBAG AB 36LBAG
AO 30LMBWL AO 36LMBWL
EUROPEAN ENERGY LABEL COOLING C E
kW 8.50/10.00 10.0/11.20
BTU/h 29000/34100 34100/38200
kW 10.00/11.20 10.8/12.77
BTU/h 34100/38200 36900/43600
COOLING RATED/MAX 3.00/3.45 4.12/4.35
HEATING RATED/MAX 2.90/3.50 3.26/4.15
COOLING RATED/MAX 13.1/15.2 18.0/18.4
HEATING RATED/MAX 12.7/15.3 14.2/18.8
A 10 10
EER COOLING 2.83 2.43
COP HEATING 3.45 3.31
l/h (pints/h) 2.5 ( 5.3 ) 3.0 ( 6.3 )
High 1660 / 1660 1850 / 1850
Med 1500 / 1450 1660 / 1500
Low 1270 / 1150 1430 / 1270
Quiet
High
Low
High 1000 / 1000 1100 / 1100
Med 900 / 850 1000 / 900
Low 750 / 650 850 / 750
Quiet
High
Low
INDOOR
OUTDOOR
INDOOR
OUTDOOR
High 45.0 / 45.0 48.0 / 48.0
Med 42.0 / 42.0 45.0 / 45.0
Low 37.0 / 37.0 41.0 / 41.0
53.0 / 55.0 54.0 / 55.0
OUTPUT W
Rows × Stages
Fin Pitch
Coil Dimensions
Rows × Stages
Fin Pitch
Coil Dimensions
INDOOR
OUTDOOR
INDOOR
OUTDOOR
INDOOR
OUTDOOR
INDOOR
OUTDOOR
LIQUID
GAS
m
m
CHARGE g
COOLING
HEATING
mm
Note: Specifications 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 : 7.5 m, Height difference : 0 m.(Outdoor unit - Indoor unit)
CEILING MODELS
INVERTER HEAT PUMP
230V 50Hz
STARTING METHOD
FAN TYPE x Q'ty
FAN MOTOR OUTPUT
W
COMPRESSOR
TYPE
FAN SPEED
COOL/HEAT
DRAIN PIPE
kg(lbs)
MATERIAL
SIZE
CONNECTION METHOD
SIZE
mm
WEIGHT
NET /
GROSS
MAX HEIGHT
HEAT
EXCHANGER
TYPE
INDOOR
Coil
OUTDOOR
Coil
Fin
mm
mm
PIPE
REFRIGERANT
REMOTE CONTROLLER TYPE
OPERATION(OUTDOOR)
°C
REFRIGERANT OIL
TYPE
TYPE
MAX LENGTH
CASING COLOR
DIMENSIONS
H × W × D
NET
dB(A)
OUTDOOR
mm
GROSS
NOISE LEVEL
(SOUND
PRESSURE)
COOL/HEAT
INDOOR
Fin
INDOOR
r.p.m
OUTDOOR
STARTING CURRENT
kW/kW
MOISTURE REMOVAL
AIR
CIRCULATION
COOL/HEAT
INDOOR
m3/h
OUTDOOR
INPUT POWER
kW
CURRENT
A
POWER SOURCE
AVAILABLE VOLTAGE RANGE
CAPACITY
COOLING
RATED/MAX
HEATING
RATED/MAX
TYPE
MODEL NAME
INDOOR
OUTDOOR
-
198-264V 50Hz
-
3600 / 3800
-
850 / 900
-
SIROCCO × 4
PROPELLER × 1
160
103
DC TWIN ROTARY (INVERTER)
1300
Inverter
Copper tube
Aluminium
3 × 12
1.45
252 × 1350 × 39.9
Copper tube
Aluminium
2 × 38
1.3
798 × 900 × 36.38
White (5Y9/0.5NN)
Beige (10YR7.5/1.0NN)
240 × 1660 × 700
830 × 900 × 330
318 × 1800 × 790
970 × 1050 × 445
48 / 61 ( 106 / 134 )
64 / 70 ( 141 / 154 )
FLARE
9.52 ( 3 / 8 inc.)
15.88 ( 5 / 8 inc.)
50 (chargeless:15)
30
R410A
2200
ABS
Outer diameter 25.6 / Inner diameter 22.0
POE
-10 to 43
-10 to 24
WIRELESS

01-02
CEILING MODELS
INVERTER HEAT PUMP TYPE
AB 45LBAG
AO 45LJBYL
230V 50Hz
198-264V 50Hz
kW 12.5/14.0
BTU/h 42700/47800
kW 14.0/16.0
BTU/h 47800/54600
COOLING RATED/MAX 4.45/5.15
HEATING RATED/MAX 4.25/4.60
COOLING RATED/MAX 19.5/22.6
HEATING RATED/MAX 18.5/20.0
A 15
COOLING 2.81
HEATING 3.29
l/h (pints/h) 4.0(8.5)
High 2000/2000
Med 1850/1850
Low 1590/1590
Quiet -
High 6600/6600
Low -
High 1200/1200
Med 1100/1100
Low 950/950
Quiet -
High Upper fan : 850 , Lower fan : 750
Low -
INDOOR Sirocco × 4
OUTDOOR Propeller × 2
INDOOR 160
OUTDOOR 103 × 2
High 50/50
Med 47/47
Low 43/43
52/53
DC SCROLL(INVERTER)
OUTPUT W 2500
Inverter
Copper tube
Aluminium
3 × 12
Fin Pitch 1.45
Coil Dimensions 252 × 1350 × 39.9
Copper tube
Aluminium
2 × 60
Fin Pitch 1.3
Coil Dimensions 1260 × 900 × 36.38
INDOOR White(5Y9/0.5NN)
OUTDOOR Beige(10YR7.5/1.0NN)
INDOOR 240 × 1660 × 700
OUTDOOR 1290 × 900 × 330
INDOOR 318 × 1800 × 790
OUTDOOR 1430 × 1050 × 445
INDOOR 48/61 (106/134)
OUTDOOR 105/112 (231/247)
FLARE
LIQUID
9.52(3/8 inc.)
GAS
15.88(5/8 inc.)
m 70 (chargeless:20)
m 30
R410A
CHARGE g 3400
POE
COOLING
-15 to 43
HEATING
-15 to 24
WIRELESS
ABS
mm
Outer diameter 25.6 / Inner diameter 22.0
Note:
Specifications 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 : 7.5 m, Height difference : 0 m.(Outdoor unit - Indoor unit)
DRAIN PIPE
MATERIAL
SIZE
WEIGHT
AIR
CIRCULATION
COOL/HEAT
m3/h
dB(A)
INDOOR
OUTDOOR
r.p.m
COMPRESSOR
FAN TYPE x Q'ty
Rows x Stages
PIPE
SIZE
mm
CONNECTION METHOD
MAX HEIGHT
MAX LENGTH
OUTDOOR
FAN MOTOR OUTPUT
W
STARTING METHOD
FAN SPEED
COOL/HEAT
NOISE LEVEL
(SOUND
PRESSURE)
COOL/HEAT
OUTDOOR
INDOOR
Coil
CURRENT
MOISTURE REMOVAL
INDOOR
TYPE
INDOOR
kW/kW
A
EER
COP
STARTING CURRENT
INDOOR
OUTDOOR
HEATING
kW
INPUT POWER
TYPE
MODEL NAME
POWER SOURCE
COOLING
RATED/MAX
AVAILABLE VOLTAGE RANGE
CAPACITY
RATED/MAX
DIMENSIONS
H × W × D
OUTDOOR
Coil
Fin
HEAT
EXCHANGER
TYPE
Fin
mm
Rows x Stages
mm
CASING COLOR
NET
GROSS
mm
kg(lbs)
NET /
GROSS
REMOTE CONTROLLER TYPE
TYPE
REFRIGERANT OIL
REFRIGERANT
TYPE
OPERATION(OUTDOOR)
°C

2 . DIMENSIONS
R410A
INVERTER
Large Ceiling type

02-01
MODEL : AB*30/ 36LBAG
MODEL : AO*30/ 36LMBWL
(Unit : mm)
900
830
99
196
21
9
77 31 330
400
170
147
12
Top view
Front view
Side view
2. DIMENSIONS
Rear view
Side view
Bottom view
(Unit : mm)
30 30
Suspension bolt pitch
1,600
INDOOR UNIT (TOP VIEW)
10
155
300
INDOOR UNIT
Suspension bolt
should extend
outward 30 to 75.
Refrigerant piping
flare connection (Gas) Refrigerant piping
flare connection (Liquid) Drain piping connection
(Drain pipe : I.D. 22 O.D. 25.6)
Knock out hole for fresh air
Knock out hole for refrigerant piping
Hole for lifting bolt
(Use M10 screw bolt)

02-02
MODEL : AB*45LBAG
MODEL : AO*45LJBYL
(Unit : mm)
900
1290
77 31
21
9
400
151
99
196
170
12
330
Top view
Side view
Front view
Rear view
Side view
Bottom view
(Unit : mm)
30 30
Suspension bolt pitch
1,600
INDOOR UNIT (TOP VIEW)
10
155
300
INDOOR UNIT
Suspension bolt
should extend
outward 30 to 75.
Refrigerant piping
flare connection (Gas) Refrigerant piping
flare connection (Liquid) Drain piping connection
(Drain pipe : I.D. 22 O.D. 25.6)
Knock out hole for fresh air
Knock out hole for refrigerant piping
Hole for lifting bolt
(Use M10 screw bolt)