Fuji Electric iGeneral AUXG09KVLA User manual

AIR CONDITIONER
Cassette type
SERVICE MANUAL
INDOOR AUXG09KVLA
AUXG12KVLA
AUXG14KVLA
AUXG18KVLA
AUXG22KVLA
OUTDOOR
AOHG09KATA
AOHG12KATA
AOHG14KATA
AOHG18KATA AOHG22KATA
SR_AU011EG_02
2019.10.01

Notices:
• Product specifications and design are subject to change without notice for future improvement.
• For further details, please check with our authorized dealer.
Trademarks
The following term and logo are trademarks of Fujitsu General Limited in the United States, other countries
or both:
FGLair™
Android and Google Play are trademarks of Google Inc.
App Store is a service mark of Apple Inc., registered in the U.S. and other countries.
IOS is a trademark or registered trademark of Cisco in the U.S. and other countries and is used under
license.
Copyright © 2019 Fujitsu General Limited. All rights reserved.

CONTENTS
1. GENERAL INFORMATION
2. TECHNICAL DATA AND PARTS LIST

1. GENERAL INFORMATION
2019.10.01
SR_CH01_AU011EG_02

CONTENTS
1. GENERAL INFORMATION
1. Specifications..............................................................................................01-1
1-1. Indoor unit ......................................................................................................................01-1
1-2. Outdoor unit....................................................................................................................01-5
2. Dimensions..................................................................................................01-7
2-1. Indoor unit ......................................................................................................................01-7
2-2. Outdoor unit....................................................................................................................01-9

1. Specifications
1-1. Indoor unit
Type
Cassette
Inverter heat pump
Model name AUXG09KVLA AUXG12KVLA AUXG14KVLA
Power supply 230 V ~ 50 Hz
Power supply intake Outdoor unit
Available voltage range 198—264 V
Capacity
Cooling
Rated kW 2.50 3.50 4.30
Btu/h 8,500 11,900 14,700
Min.—Max. kW 0.90—2.70 0.90—3.70 0.90—4.50
Btu/h 3,100—9,200 3,100—12,600 3,100—15,300
Heating
Rated kW 3.20 4.10 5.00
Btu/h 10,900 13,400 17,000
Min.—Max. kW 0.90—3.90 0.90—4.40 0.90—5.30
Btu/h 3,100—13,300 3,100—15,000 3,100—18,000
Input power
Cooling Rated
kW
0.68 1.09 1.37
Max. 1.59 1.78 2.12
Heating Rated 0.88 1.17 1.42
Max. 1.59 1.78 2.12
Current Cooling Rated A 3.4 5.2 6.4
Heating 4.4 5.8 6.6
Power factor Cooling %87.0 91.1 93.1
Heating 87.0 87.7 93.5
EER Cooling kW/kW 3.68 3.21 3.14
COP Heating 3.64 3.50 3.52
Moisture removal L/h (pints/h) 0.6 (1.1) 1.2 (2.1) 1.5 (2.6)
Maximum operating current *1 Cooling A6.9 7.7 9.2
Heating 6.9 7.7 9.2
Fan
Airflow rate
Cooling
HIGH
m3/h
540 600 680
MED 490 530 580
LOW 440 470 490
QUIET 390 410 410
Heating
HIGH 540 600 800
MED 490 530 680
LOW 440 470 580
QUIET 390 410 450
Type × Q'ty Turbo × 1
Motor output W 54
Sound pressure level *2
Cooling
HIGH
dB (A)
33 37 38
MED 31 34 34
LOW 29 30 30
QUIET 27 27 27
Heating
HIGH 34 37 43
MED 32 34 38
LOW 29 31 34
QUIET 27 29 30
Heat exchanger type
Dimensions
(H × W × D) mm
Main 1: 210 × 1,310 × 13.3
Main 2: 210 × 1,250 × 13.3
Fin pitch Main 1: 1.2
Main 2: 1.2
Rows × Stages Main 1: 1 × 10
Main 2: 1 × 10
Pipe type Copper tube
Fin type Aluminum
Dimensions
(H × W × D)
Net mm 245 × 570 × 570
Gross 265 × 730 × 625
Weight Net kg 15
Gross 19
Connection pipe Size Liquid mm (in) Ø 6.35 (Ø 1/4)
Gas Ø 9.52 (Ø 3/8)
Method Flare
Operation range Cooling °C 18 to 32
%RH 80 or less
Heating °C 16 to 30
Cassette grille
(Grid type: Option)
Material Polystyrene
Color White
Approximate color of Munsell 9PB 9.1/0.2
Dimensions
(H × W × D)
Net mm 49 × 620 × 620
Gross 120 × 765 × 755
Weight Net kg 2.3
Gross 4.5
Remote control (Option) Wired remote controller, Wireless remote controller, Mobile app*3 (FGLair™)
Drain hose Material PVC
Size mm VP25 [Ø 25 (I.D.), Ø 32 (O.D.)]
NOTES:
• 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: 5.0 m, Height difference: 0 m. (Between outdoor unit and indoor unit.)
• Protective function might work when using it outside the operation range.
• *1: Maximum operating current is the total current of the indoor unit and the outdoor unit.
• *2: Sound pressure level:
– Measured values in manufacturer’s anechoic chamber.
– Because of the surrounding sound environment, the sound levels measured in actual installation conditions might be higher than the specified values here.
• *3: Available on Google Play™ store or on App Store®. Optional WLAN adapter is also required. For details, refer to the setting manual.
1-1. Indoor unit - (01-1) - 1. Specifications
GENERAL INFORMATION GENERAL INFORMATION

Specifications for ErP Lot10
Model name AUXG09KVLA AUXG12KVLA AUXG14KVLA
Energy efficiency class Cooling A++
Heating (Average) A+
Pdesign Cooling kW 2.5 (35°C) 3.5 (35°C) 4.3 (35°C)
Heating (Average) 2.3 (-10°C) 2.8 (-10°C) 3.2 (-10°C)
SEER Cooling kWh/kWh 6.20 6.10 6.10
SCOP Heating (Average) 4.00 4.00 4.00
Annual energy consumption QCE kWh/a 141 201 247
QHE (Average) 804 979 1,120
Sound power level Cooling HIGH dB (A) 46 49 50
Heating 47 49 55
1-1. Indoor unit - (01-2) - 1. Specifications
GENERAL INFORMATION GENERAL INFORMATION

Type
Cassette
Inverter heat pump
Model name AUXG18KVLA AUXG22KVLA
Power supply 230 V ~ 50 Hz
Power supply intake Outdoor unit
Available voltage range 198—264 V
Capacity
Cooling
Rated kW 5.20 6.00
Btu/h 17,700 20,500
Min.—Max. kW 0.90—5.40 0.90—6.30
Btu/h 3,100—18,400 3,100—21,400
Heating
Rated kW 6.00 7.00
Btu/h 20,500 23,900
Min.—Max. kW 0.90—6.30 0.90—7.40
Btu/h 3,100—21,400 3,100—25,200
Input power
Cooling Rated
kW
1.69 1.95
Max. 2.33 2.67
Heating Rated 1.72 2.00
Max. 2.33 2.67
Current Cooling Rated A 7.8 8.6
Heating 7.9 8.8
Power factor Cooling %94.2 98.6
Heating 94.7 98.8
EER Cooling kW/kW 3.08 3.08
COP Heating 3.49 3.50
Moisture removal L/h (pints/h) 2.2 (3.9) 2.6 (4.6)
Maximum operating current *1 Cooling A10.1 11.6
Heating 10.1 11.6
Fan
Airflow rate
Cooling
HIGH
m3/h
680 830
MED 580 740
LOW 490 600
QUIET 410 450
Heating
HIGH 800 860
MED 680 760
LOW 580 700
QUIET 450 530
Type × Q'ty Turbo × 1
Motor output W 54
Sound pressure level *2
Cooling
HIGH
dB (A)
38 44
MED 34 42
LOW 30 36
QUIET 26 30
Heating
HIGH 43 45
MED 38 43
LOW 34 40
QUIET 30 33
Heat exchanger type
Dimensions
(H × W × D)
mm
Main 1: 210 × 1,310 × 13.3
Main 2: 210 × 1,250 × 13.3
Main 1: 210 × 1,360 × 13.3
Main 2: 210 × 1,295 × 13.3
Main 3: 210 × 1,235 × 13.3
Fin pitch Main 1: 1.2
Main 2: 1.2
Main 1: 1.45
Main 2: 1.45
Main 2: 1.45
Rows × Stages Main 1: 1 × 10
Main 2: 1 × 10
Main 1: 1 × 10
Main 2: 1 × 10
Main 3: 1 × 10
Pipe type Copper tube
Fin type Aluminum
Dimensions
(H × W × D)
Net mm 245 × 570 × 570
Gross 265 × 730 × 625
Weight Net kg 15 16
Gross 19 20
Connection pipe Size Liquid mm (in) Ø 6.35 (Ø 1/4)
Gas Ø 12.70 (Ø 1/2)
Method Flare
Operation range Cooling °C 18 to 32
%RH 80 or less
Heating °C 16 to 30
Cassette grille
(Grid type: Option)
Material Polystyrene
Color White
Approximate color of Munsell 9PB 9.1/0.2
Dimensions
(H × W × D)
Net mm 49 × 620 × 620
Gross 120 × 765 × 755
Weight Net kg 2.3
Gross 4.5
Remote control (Option) Wired remote controller, Wireless remote controller, Mobile app*3 (FGLair™)
Drain hose Material PVC
Size mm VP25 [Ø 25(I.D.), Ø 32(O.D.)]
NOTES:
• 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: 5.0 m, Height difference: 0 m. (Between outdoor unit and indoor unit.)
• Protective function might work when using it outside the operation range.
• *1: Maximum operating current is the total current of the indoor unit and the outdoor unit.
• *2: Sound pressure level:
– Measured values in manufacturer’s anechoic chamber.
– Because of the surrounding sound environment, the sound levels measured in actual installation conditions might be higher than the specified values here.
• *3: Available on Google Play™ store or on App Store®. Optional WLAN adapter is also required. For details, refer to the setting manual.
1-1. Indoor unit - (01-3) - 1. Specifications
GENERAL INFORMATION GENERAL INFORMATION

Specifications for ErP Lot10
Model name AUXG18KVLA AUXG22KVLA
Energy efficiency
class
Cooling A++
Heating (Average) A
Pdesign Cooling kW 5.2 (35°C) 6.0 (35°C)
Heating (Average) 3.8 (-10°C) 4.4 (-10°C)
SEER Cooling kWh/kWh 6.10 6.10
SCOP Heating (Average) 3.90 3.90
Annual energy con-
sumption
QCE kWh/a 298 344
QHE (Average) 1,362 1,578
Sound power level Cooling HIGH dB (A) 50 56
Heating 55 57
1-1. Indoor unit - (01-4) - 1. Specifications
GENERAL INFORMATION GENERAL INFORMATION

1-2. Outdoor unit
Type Inverter heat pump
Model name AOHG09KATA AOHG12KATA AOHG14KATA
Power supply 230 V ~ 50 Hz
Available voltage range 198—264 V
Starting current A 4.4 5.8 6.6
Fan
Airflow rate Cooling m3/h 1,610 1,630 1,670
Heating 1,550 1,410 1,580
Type × Q'ty Propeller fan × 1
Motor output W 23
Sound pressure level *1 Cooling dB (A) 47 49 50
Heating 48 50 51
Sound power level Cooling dB (A) 60 62 63
Heating 60 62 63
Heat exchanger type
Dimensions
(H × W × D) mm
504 × 650 × 18.19 Main 1: 504 × 630 × 18.19
Main 2: 504 × 630 × 18.19
Main 1: 504 × 881 × 18.19
Main 2: 504 × 851 × 18.19
Fin pitch 1.3 Main 1: 1.3
Main 2: 1.3
Rows × Stages 1 × 24 Main 1: 1 × 24
Main 2: 1 × 24
Pipe type Copper
Fin type Type (Material) Aluminum
Surface treatment PC fin
Compressor Type × Q'ty DC rotary × 1
Motor output W 550 900
Refrigerant Type (Global warming potential) R32 (675)
Charge g 600 700 850
Refrigerant oil Type RB74AF RB68A
Amount cm3240 340
Enclosure
Material Steel sheet
Color Beige
Approximate color of Munsell 10YR 7.5/1.0
Dimensions
(H × W × D)
Net mm 541 × 663 × 290 542 × 799 × 290
Gross 602 × 804 × 375 602 × 940× 375
Weight Net kg 23 25 32
Gross 27 29 36
Connection pipe
Size Liquid mm (in) Ø 6.35 (Ø 1/4)
Gas Ø 9.52 (Ø 3/8)
Method Flare
Pre-charge length
m
15
Max. length 15 20
Max. height difference 15
Operation range Cooling °C -10 to 46
Heating -15 to 24
Drain hose Material PP
Size mm Ø 13.0 (I. D.), Ø 16.0 to Ø 16.8 (O. D.)
NOTES:
• 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: 5.0 m, Height difference: 0 m.
• Protective function might work when using it outside the operation range.
• *1: Sound pressure level
– Measured values in manufacturer’s anechoic chamber.
– Because of the surrounding sound environment, the sound levels measured in actual installation conditions might be higher than the specified values here.
1-2. Outdoor unit - (01-5) - 1. Specifications
GENERAL INFORMATION GENERAL INFORMATION

Type Inverter heat pump
Model name AOHG18KATA AOHG22KATA
Power supply 230 V ~ 50 Hz
Available voltage range 198—264 V
Starting current A 7.9 8.8
Fan
Airflow rate Cooling m3/h 1,710 2,240
Heating 1,840 2,240
Type × Q'ty Propeller fan × 1
Motor output W 23 49
Sound pressure level *1 Cooling dB (A) 51 52
Heating 52 53
Sound power level Cooling dB (A) 63 64
Heating 64 65
Heat exchanger type
Dimensions
(H × W × D) mm
Main 1: 504 × 881 × 18.19
Main 2: 504 × 851 × 18.19
Main 1: 588 × 881 × 18.19
Main 2: 588 × 851 × 18.19
Fin pitch Main 1: 1.3
Main 2: 1.3
Rows × Stages Main 1: 1 × 24
Main 2: 1 × 24
Main 1: 1 × 28
Main 2: 1 × 28
Pipe type Copper
Fin type Type (Material) Aluminum
Surface treatment PC fin
Compressor Type × Q'ty DC rotary × 1 DC twin rotary × 1
Motor output W 900
Refrigerant Type (Global warming potential) R32 (675)
Charge g 900 1,100
Refrigerant oil Type RB68A FW68S
Amount cm3340 350
Enclosure
Material Steel sheet
Color Beige
Approximate color of Munsell 10YR 7.5/1.0
Dimensions
(H × W × D)
Net mm 542 × 799 × 290 632 × 799 × 290
Gross 602 × 940 × 375 692 × 940 × 375
Weight Net kg 33 36
Gross 36 40
Connection pipe
Size Liquid mm (in) Ø 6.35 (Ø 1/4)
Gas Ø 12.70 (Ø 1/2)
Method Flare
Pre-charge length
m
15
Max. length 20 25
Max. height difference 15 20
Operation range Cooling °C -10 to 46
Heating -15 to 24
Drain hose Material PP
Size mm Ø 13.0 (I. D.), Ø 16.0 to Ø 16.8 (O. D.)
NOTES:
• 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: 5.0 m, Height difference: 0 m (Between outdoor unit and indoor unit.).
• Protective function might work when using it outside the operation range.
• *1: Sound pressure level
– Measured values in manufacturer’s anechoic chamber.
– Because of the surrounding sound environment, the sound levels measured in actual installation conditions might be higher than the specified values here.
1-2. Outdoor unit - (01-6) - 1. Specifications
GENERAL INFORMATION GENERAL INFORMATION

2. Dimensions
2-1. Indoor unit
¢Models: AUXG09KVLA, AUXG12KVLA, AUXG14KVLA,
AUXG18KVLA, and AUXG22KVLA
Unit: mm
285 285
Ceiling
114
B
View A
570: Indoor unit
370
540
Hanging bolt position
a: Ceiling openings
530
530
Hanging bolt position
Drain hose
A
215
19
30
123
30
262
183
Control Box
146
40
C
620
620
IR receiver
Grid type grille
View B View C
114
a: Ceiling openings
Cassette grille (Option [Grid type]) mm 580 to 610
2-1. Indoor unit - (01-7) - 2. Dimensions
GENERAL INFORMATION GENERAL INFORMATION

¢Installation space requirement
1,000
or more
1,000
or more
1,800
or more
262
or more
Strong and durable ceiling
Obstruction
Floor
Unit: mm
Maximum height from floor to ceiling (Unit: mm)
Standard 2,700
High ceiling 3,000
3-way direction setting:
100 or more*
Unit: mm
NOTES:
• To set “3-direction”, optional Air outlet shutter plate (UTR-YDZB) must be installed, and the “out-
let-direction” need to be switched to “3-way” by remote controller.
*When installing the indoor unit, be careful about the maintenance space.
• The ceiling height cannot be set in the 3-way outlet mode. Therefore, ceiling height setting
change by function setting 20 is prohibited. For details, refer to “Contents of function setting” on
page 1.
2-1. Indoor unit - (01-8) - 2. Dimensions
GENERAL INFORMATION GENERAL INFORMATION

2-2. Outdoor unit
¢Models: AOHG09KATA and AOHG12KATA
Unit: mm
Airflow
106450
19 663 68 16
33 30
290
353
330
Pitch of bolts for installation
4-
M1 0 hole
Bottom view Side view (Valve part)
Top view
Side view
Side view Front view
Pitch of bolts for installation
353
541
20
184
120
37
170
331
Drain port Ø42
2-2. Outdoor unit - (01-9) - 2. Dimensions
GENERAL INFORMATION GENERAL INFORMATION

¢Models: AOHG14KATA and AOHG18KATA
Unit: mm
580 109
330 353
Pitch of bolts for installation
Pitch of bolts for installation
Top view
4- M1 0 hole
Side viewSide view Front view
799 68 29016
33 30
19
542
20
Airflow
Bottom view Side view (Valve part)
37
399
Drain port Ø42
184
120
180
2-2. Outdoor unit - (01-10) - 2. Dimensions
GENERAL INFORMATION GENERAL INFORMATION

¢Model: AOHG22KATA
Unit: mm
Side view
Side view Front view
Bottom view Side view (Valve part)
Top view
580
79919 68 16 290
33 30
109
353
632
20
330
Pitch of bolts for installation
Pitch of bolts for installation
4-
M1 0 hole
Airflow
Drain port Ø42
37
120
184
399 180
2-2. Outdoor unit - (01-11) - 2. Dimensions
GENERAL INFORMATION GENERAL INFORMATION

2-2. Outdoor unit - (01-12) - 2. Dimensions
GENERAL INFORMATION GENERAL INFORMATION

2. TECHNICAL DATA AND PARTS LIST
2019.10.01
SR_CH02_AU011EG_02

CONTENTS
2. TECHNICAL DATA AND PARTS LIST
1. Precautions..................................................................................................02-1
2. Indoor unit parts list....................................................................................02-2
2-1. Models: AUXG09KVLA, AUXG12KVLA, AUXG14KVLA, AUXG18KVLA, and
AUXG22KVLA.................................................................................................................02-2
3. Outdoor unit parts list.................................................................................02-7
3-1. Models: AOHG09KATA and AOHG12KATA ..................................................................02-7
3-2. Models: AOHG14KATA and AOHG18KATA ................................................................02-11
3-3. Model: AOHG22KATA..................................................................................................02-15
4. Accessories ...............................................................................................02-19
4-1. Indoor unit ....................................................................................................................02-19
4-2. Outdoor unit..................................................................................................................02-19
5. Optional parts ...........................................................................................02-20
5-1. Indoor unit ....................................................................................................................02-20
6. Refrigerant system diagrams...................................................................02-23
6-1. Models: AOHG09KATA and AOHG12KATA ................................................................02-23
6-2. Models: AOHG14KATA and AOHG18KATA ................................................................02-24
6-3. Model: AOHG22KATA..................................................................................................02-25
7. Wiring diagrams ........................................................................................02-26
7-1. Indoor unit ....................................................................................................................02-26
7-2. Outdoor unit..................................................................................................................02-27
8. PC board diagrams ...................................................................................02-29
8-1. .....................................................................................................................................02-29
8-2. Models: AOHG09KATA, AOHG12KATA, AOHG14KATA, and AOHG18KATA............02-30
8-3. Model: AOHG22KATA..................................................................................................02-31