Fuji Electric RCG18KRLB User manual

AIR CONDITIONER
Cassette type
SERVICE MANUAL
INDOOR
RCG18KRLB
RCG22KRLB
OUTDOOR
ROG18KATA ROG22KATA
SR_AU012EJ_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.

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

1. GENERAL INFORMATION
2019.10.01
SR_CH01_AU012EJ_02

CONTENTS
1. GENERAL INFORMATION
1. Specifications..............................................................................................01-1
1-1. Indoor unit ......................................................................................................................01-1
1-2. Outdoor unit....................................................................................................................01-3
2. Dimensions..................................................................................................01-4
2-1. Indoor unit ......................................................................................................................01-4
2-2. Outdoor unit....................................................................................................................01-7

1. Specifications
1-1. Indoor unit
Type
Cassette
Inverter heat pump
Model name RCG18KRLB RCG22KRLB
Power supply 230 V ~ 50 Hz
Power supply intake Outdoor unit
Available voltage range 198—264 V
Capacity
Cooling
Rated kW 5.2 6.0
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 6.0 7.0
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
1.60 1.85
Max. 2.33 2.67
Heating Rated 1.66 1.93
Max. 2.33 2.67
Current Cooling Rated A 7.4 8.2
Heating 7.7 8.5
Power factor Cooling %94.0 98.1
Heating 93.7 98.7
EER Cooling kW/kW 3.25 3.24
COP Heating 3.61 3.63
Moisture removal L/h (pints/h) 1.5 (2.6) 2.2 (3.9)
Maximum operating current *1 Cooling A10.1 11.6
Heating 10.1 11.6
Fan
Airflow rate
Cooling
HIGH
m3/h
1,050
MED 960
LOW 900
QUIET 780
Heating
HIGH 1,050
MED 960
LOW 900
QUIET 780
Type × Q'ty Turbo fan × 1
Motor output W 81
Sound pressure level *2
Cooling
HIGH
dB (A)
33
MED 32
LOW 31
QUIET 28
Heating
HIGH 33
MED 32
LOW 31
QUIET 28
Heat exchanger type
Dimensions (H × W × D)
mm
Main 1: 210 × 2,127 × 13.3
Main 2: 210 × 2,061 × 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 246 × 840 × 840
Gross 298 × 960 × 950
Weight Net kg 23
Gross 28
Connection pipe Size Liquid mm (in) Ø 6.35 (Ø 1/4)
Gas Ø 12.70 (Ø 1/2)
Method Flare
Drain hose Material PVC(VP25)
Size mm Ø 25 (I.D.), Ø 32 (O.D.)
Operation range Cooling °C 18 to 32
%RH 80 or less
Heating °C 16 to 30
Cassette grille
(Option)
Material Polystyrene
Color White
Approximate color of MUNSELL N 9.25/
Dimensions
(H × W × D)
Net mm 53 × 950 × 950
Gross 110 × 1,000 × 1,010
Weight Net kg 6.0
Gross 10.0
Remote control (Option) Wired remote controller, Wireless remote controller, Mobile app*3 (FGLair™)
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 RCG18KRLB RCG22KRLB
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 6.20 6.20
SCOP Heating (Average) 4.10 4.10
Annual energy consumption QCE kWh/a 293 338
QHE (Average) 1,297 1,502
Sound power level Cooling HIGH dB (A) 47 49
Heating 47 49
1-1. Indoor unit - (01-2) - 1. Specifications
GENERAL INFORMATION GENERAL INFORMATION

1-2. Outdoor unit
Type Inverter heat pump
Model name ROG18KATA ROG22KATA
Power supply 230 V ~ 50 Hz
Available voltage range 198—264 V
Starting current A 7.7 8.5
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 1: 1.3
Rows × Stages Main 1: 1 × 24
Main 2: 1 × 24
Main 1: 1 × 28
Main 2: 1 × 28
Pipe type Copper tube
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 - (01-3) - 1. Specifications
GENERAL INFORMATION GENERAL INFORMATION

2. Dimensions
2-1. Indoor unit
¢Models: RCG18KRLB and RCG22KRLB
950
View A 342
796
293
200 to 205
10
39
950
950
620
768
420
Hanging bolt position
Hanging bolt position
Indoor unit
Drain hose
View B View C
A
BC
Ceiling
200 to 205
200
342 45
40
140
256
Wire hole
237
40 40
163
Fresh air inlet (cut out)
100
83
100
83
352
109
163
90
4 × Ø3.2
hole
Ø95
80
80
Unit: mm
2-1. Indoor unit - (01-4) - 2. Dimensions
GENERAL INFORMATION GENERAL INFORMATION