Page 1 AIR CONDITIONER Multi: 2, 3, 4 rooms type DESIGN & TECHNICAL MANUAL INDOOR AUU7RLF ARU7RLF ARU18RLF ARU24RLF AUU9RLF ARU9RLF AUU12RLF ARU12RLF AUU18RLF ASU7RLF1 ASU7RLF* ASU9RLS2* ASU18RLF AGU9RLF ASU9RLF1 ASU9RLF* ASU12RLS2* ASU24RLF AGU12RLF ASU12RLF1 ASU12RLF* ASU15RLS2* AGU15RLF ASU15RLF1 *: AOU36RLXFZ1 is not connectable.
Page 2 Notices: • Product specifications and design are subject to change without notice for future improvement. • For further details, please check with our authorized dealer. Copyright © 2016, 2018 Fujitsu General Limited. All rights reserved.
Page 3: Table Of Contents
CONTENTS Part 1. INDOOR UNIT................1 1. Model lineup ....................2 1-1. Indoor unit connection patterns..................3 2. Specifications....................5 2-1. Compact cassette type ....................5 2-2. Slim duct type ........................6 2-3. Wall mounted type ......................8 2-4. Floor type ........................12 3. Dimensions....................13 3-1. Compact cassette type ....................13 3-2.
Page 4 CONTENTS (continued) 11-2.External output......................100 12. Group connection ..................107 12-1.Precautions on creating a group connection ...............108 12-2.Remote controller address setting procedure for wireless remote controllers .....110 13. Remote controller ..................111 13-1.Wireless remote controller (UTY-LNHUM/AR-RAH1U)..........111 13-2.Wireless remote controller (AR-RED1U/AR-REG1U) ..........114 13-3.Wired remote controller (UTY-RNNUM)..............117 13-4.Simple remote controller (UTY-RSNUM: Optional part) ..........122 14.
Page 5 CONTENTS (continued) Part 2. OUTDOOR UNIT (2 ROOMS TYPE) ........175 1. Specifications....................176 1-1. Specifications.......................176 2. Dimensions....................177 2-1. Model: AOU18RLXFZ ....................177 3. Installation space ..................178 3-1. Model: AOU18RLXFZ ....................178 4. Refrigerant circuit ..................181 4-1. Model: AOU18RLXFZ ....................181 5. Wiring diagram ..................182 5-1.
Page 6 CONTENTS (continued) Part 3. OUTDOOR UNIT (3 ROOMS TYPE) ........205 1. Specifications....................206 1-1. Specifications.......................206 2. Dimensions....................207 2-1. Model: AOU24RLXFZ ....................207 3. Installation space ..................208 3-1. Model: AOU24RLXFZ ....................208 4. Refrigerant circuit ..................211 4-1. Model: AOU24RLXFZ ....................211 5. Wiring diagram ..................212 5-1.
Page 7 CONTENTS (continued) Part 4. OUTDOOR UNIT (4 ROOMS TYPE) ........247 1. Specifications....................248 1-1. Model: AOU36RLXFZ1 ....................248 2. Dimensions....................249 2-1. Model: AOU36RLXFZ1 ....................249 3. Installation space ..................250 3-1. Model: AOU36RLXFZ1 ....................250 4. Refrigerant circuit ..................253 4-1. Model: AOU36RLXFZ1 ....................253 5. Wiring diagram ..................254 5-1.
Page 9: Part 1. Indoor Unit
Part 1. INDOOR UNIT COMPACT CASSETTE TYPE: AUU7/9/12/18RLF SLIM DUCT TYPE: ARU7/9/12/18/24RLF WALL MOUNTED TYPE: ASU7/9/12/15RLF1 ASU7/9/12RLF* ASU9/12/15RLS2* ASU18/24RLF FLOOR TYPE: AGU9/12/15RLF *: AOU36RLXFZ1 is not connectable.
Page 10: Model Lineup
1. Model lineup Indoor unit AUU7RLF ARU7RLF ARU18RLF AUU9RLF ARU9RLF AUU12RLF ARU12RLF AUU18RLF ARU24RLF ASU7RLF1 ASU7RLF ASU9RLF1 ASU9RLF ASU12RLF1 ASU12RLF ASU15RLF1 ASU9RLS2 ASU18RLF AGU9RLF ASU12RLS2 ASU24RLF AGU12RLF ASU15RLS2 AGU15RLF Outdoor unit AOU18RLXFZ AOU36RLXFZ1 AOU24RLXFZ ¢ Indoor units that can be connected to each outdoor unit ●: Connectable / -: Not connectable...
Page 11: Indoor Unit Connection Patterns
1-1. Indoor unit connection patterns ¢ 2 rooms Outdoor unit: AOU18RLXFZ Room 1 Room 2 Total 7: 7,000Btu/h, 9: 9,000Btu/h, 12: 12,000Btu/h ¢ 3 rooms Outdoor unit: AOU24RLXFZ Room 1 Room 2 Room 3 Total — — — — — —...
Page 12 ¢ 4 rooms Outdoor unit: AOU36RLXFZ1 Room 1 Room 2 Room 3 Room 4 Total — — — — — — — — — — — — — — — — — — — — 7: 7,000Btu/h, 9: 9,000Btu/h, 12: 12,000Btu/h, 15: 14,000Btu/h, 18: 18,000Btu/h, 24: 24,000Btu/h *1: Optional kit K9FZ1818 (UTP-MU36A2) shall be necessary for the dual zone system "18 + 18".
Page 13: Specifications
2. Specifications 2-1. Compact cassette type Model name AUU7RLF AUU9RLF AUU12RLF AUU18RLF Power supply 208/230 V ~ 60 Hz Available voltage range 187—264 V Capacity Btu/h class 7,000 9,000 12,000 18,000 Input power Running current 0.15 0.15 0.19 0.30 HIGH...
Page 14: Slim Duct Type
2-2. Slim duct type Model name ARU7RLF ARU9RLF ARU12RLF Power supply 208/230 V ~ 60 Hz Available voltage range 187—264 V Capacity Btu/h class 7,000 9,000 12,000 Input power Running current 0.30 0.30 0.35 HIGH 324 (550) 353 (600) 383 (650) 288 (490) 324 (550) 353 (600)
Page 15 Model name ARU18RLF ARU24RLF Power supply 208/230 V ~ 60 Hz Available voltage range 187—264 V Capacity Btu/h class 18,000 24,000 Input power Running current 0.44 0.66 HIGH 554 (940) 783 (1,330) 518 (880) 730 (1,240) Cooling 483 (820) 648 (1,100) QUIET 441 (750) 607 (1,030)
Page 16: Wall Mounted Type
2-3. Wall mounted type Model name ASU7RLF1 ASU9RLF1 ASU12RLF1 ASU15RLF1 Power supply 208/230 V ~ 60 Hz Available voltage range 187—264 V Capacity Btu/h class 7,000 9,000 12,000 14,000 Input power Running current 0.13 0.15 0.19 0.25 HIGH 330 (560) 353 (600) 388 (660) 430 (730)
Page 17 Model name ASU7RLF ASU9RLF ASU12RLF Power supply 208/230 V ~ 60 Hz Available voltage range 187—264 V Capacity Btu/h class 7,000 9,000 12,000 Input power Running current 0.13 0.15 0.19 HIGH 330 (560) 353 (600) 388 (660) 294 (500) 306 (520) 330 (560) Cooling 253 (430)
Page 18 Model name ASU9RLS2 ASU12RLS2 ASU15RLS2 Power supply 208/230 V ~ 60 Hz Available voltage range 187—264 V Capacity Btu/h class 9,000 12,000 14,000 Input power Running current 0.14 0.17 0.20 HIGH 353 (600) 388 (660) 418 (710) 324 (550) 353 (600) 377 (640) Cooling 277 (470)
Page 19 Model name ASU18RLF ASU24RLF Power supply 208/230 V ~ 60 Hz Available voltage range 187—264 V Capacity Btu/h class 18,000 24,000 Input power Running current 0.32 0.53 HIGH 542 (920) 659 (1,120) 436 (740) 530 (900) Cooling 365 (620) 436 (740) QUIET 324 (550) 365 (620)
Page 20: Floor Type
2-4. Floor type Model name AGU9RLF AGU12RLF AGU15RLF Power supply 208/230 V ~ 60 Hz Available voltage range 187—264 V Capacity Btu/h class 9,000 12,000 14,000 Input power Running current 0.15 0.18 0.20 HIGH 312 (530) 353 (600) 383 (650) 259 (440) 288 (490) 306 (520)
Page 21: Dimensions
3. Dimensions 3-1. Compact cassette type ¢ Models: AUU7RLF, AUU9RLF, AUU12RLF, and AUU18RLF Unit: in (mm) • Cassette grille mounting state 20-7/8 (530): Hanging bolt position 5-5/16 9-13/16 (250) (135) op view Be sure to leave Maintenance space maintenance space...
Page 22 • Standard type grille (UTG-CCGF) Side view 27-9/16 (700) Bottom view • Grid type grille (UTG-CCGFG) Side view 24-7/16 (620) Bottom view - 14 - 3-1. Compact cassette type 3. Dimensions...
Page 23 95 (2,400) or more Obstruction Floor Maximum height from floor to ceiling [Unit: in (mm)] Model name AUU7RLF and AUU9RLF AUU12RLF and AUU18RLF Standard mode (2,700) High ceiling mode — (3,000) • 3-way direction setting Unit: in (mm)
Page 24: Slim Duct Type
3-2. Slim duct type ¢ Models: ARU7RLF, ARU9RLF, and ARU12RLF Unit: in (mm) 22-5/8 (574) 2 (51) View A Rear view Drain port 3-15/16 (100) x 6 = 23-5/8 (600) 1-7/8 (47) 25-9/16 (650) 2-3/16 (55) 3-1/16 (78) 28-7/8 (734) 3-1/2 (89) 1-7/8 (48) 4-11/16 (119)
Page 25 ¢ Model: ARU18RLF Unit: in (mm) 2 (51) 30-1/2 (774) Rear view View A Drain port 1-7/8 (47) 3-15/16 (100) x 8 = 31-1/2 (800) 2-3/16 (55) 3-1/16 (78) 33-7/16 (850) 3-1/2 (89) 36-3/4 (934) 3-7/16 (87) 4-11/16 (119) Top view 2-3/16 (56) 6-9/16 (167)
Page 26 ¢ Model: ARU24RLF Unit: in (mm) 38-3/8 (974) 2 (51) Rear view View A Drain port 3-15/16 (100) x 10 = 39-3/8 (1,000) 1-7/8 (47) 2-3/16 (55) 3-1/16 (78) 41-5/16 (1,050) 44-5/8 (1,134) 3-1/2 (89) 4-11/16 (119) 3-7/16 (87) Top view 6-9/16 (167) 2-3/16 (56) 1-11/16 (43)
Page 27 ¢ Installation space requirement Provide sufficient installation space for product safety. In ceiling-concealed installations: Unit: in (mm) 12 (300) or more Strong and durable ceiling 1 (20) or more Indoor unit Left Right side side 1 (20) or more 12 (300) 4 (100) Service access Ceiling...
Page 28 ¢ Maintenance space requirement For future maintenance and service access, provide sufficient maintenance space. NOTE: Do not place any wiring or illumination in the maintenance space, as they will impede ser- vice. Unit: in (mm) Service access Unit Control 12 (300) or more Service space - 20 -...
Page 29: Wall Mounted Type
3-3. Wall mounted type ¢ Models: ASU7RLF1, ASU9RLF1, ASU12RLF1, and ASU15RLF1 Unit: in (mm) 33-1/16 (840) 8 (203) (33-1/16 (840)) 13-7/8 (353) 3-1/16 (78) 1-3/4 (45) 14-5/16 (364) Ø2-9/16 (Ø65) Ø2-9/16 (Ø65) for pipe inlet for pipe inlet 3-7/16 4-9/16 12-3/8 (315) 12-5/8 (321) (88)
Page 30  Installation space Unit: in (mm) Outline of unit 1 (25) or more 3 (52) or more 3 (70) 6 (130) or more 60 (1,500) or more or more - 22 - 3-3. Wall mounted type 3. Dimensions...
Page 31 ¢ Models: ASU7RLF, ASU9RLF, and ASU12RLF Unit: in (mm) 8-1/16 (205) : Installed state 31-1/8 (790) 8 (203) 5-1/2 (140) *1 5-11/16 (145) *1 *1: Vertical flap is downward Outline of unit 3-11/16 (94) 17-11/16 (450) 11/16 (18) 2-1/16 (52) 8-1/4 (209) 9-5/16 (237) 2-7/16 (62)
Page 32  Installation space Unit: in (mm) Outline of unit 2 (48) or more 3 (52) or more 4 (100) or more 3 (70) or more 60 (1,500) or more - 24 - 3-3. Wall mounted type 3. Dimensions...
Page 33 ¢ Models: ASU9RLS2, ASU12RLS2, and ASU15RLS2 Unit: in (mm) 34-1/4 (870) 7-5/16 (185) 7-3/8(187) : Installed state Outline of Unit (34-1/4 (870)) 12-3/8 (315) 12-1/4 (311) Ø2-9/16 (65) Ø2-9/16 (65) for pipe inlet for pipe inlet 8-7/16 (214) 7 (178) (3-5/16 (84)) 13-7/8 (353) 14-5/16 (364)
Page 34  Installation space Unit: in (mm) Outline of Unit 2 (50) or more 2 (50) or more 7 (162) or more 7 (162) or more 60 (1,500) or more 10 (247) - 26 - 3-3. Wall mounted type 3. Dimensions...
Page 35 ¢ Models: ASU18RLF and ASU24RLF Unit: in (mm) 39-5/16 (998) 9 (228) Unit center Outline of unit 1-1/8 (28) 2-5/8 (67) 35-9/16 (903) 13/16 (20) 17-1/4 (438) 15-5/8 (397) Ø 3-1/8 (80) hole 39-5/16 (998): Unit size Ø 3-1/8 (80) hole Piping inlet Piping inlet - 27 -...
Page 36  Installation space Unit: in (mm) Outline of unit 3 (52) or more 3 (53) or more 4 (80) or more 5 (120) or more 60 (1,500) or more - 28 - 3-3. Wall mounted type 3. Dimensions...
Page 37: Floor Type
3-4. Floor type ¢ Models: AGU9RLF, AGU12RLF, and AGU15RLF Unit: in (mm) 7-7/8 (200) 29-1/8 (740) Side view Front view ¢ Installation space Unit: in (mm) 4 (100) or more 4 (80) or more 4 (80) or more 2 (50) or more 5 (150) or less - 29 -...
Page 38: Wiring Diagrams
4. Wiring diagrams 4-1. Compact cassette type ¢ Models: AUU7RLF, AUU9RLF, AUU12RLF, and AUU18RLF - 30 - 4-1. Compact cassette type 4. Wiring diagrams...
Page 39: Slim Duct Type
4-2. Slim duct type ¢ Models: ARU7RLF, ARU9RLF, ARU12RLF, ARU18RLF, and ARU24RLF - 31 - 4-2. Slim duct type 4. Wiring diagrams...
Page 40: Wall Mounted Type
4-3. Wall mounted type ¢ Models: ASU7RLF1, ASU9RLF1, ASU12RLF1, and ASU15RLF1 - 32 - 4-3. Wall mounted type 4. Wiring diagrams...
Page 41 ¢ Models: ASU7RLF, ASU9RLF, and ASU12RLF - 33 - 4-3. Wall mounted type 4. Wiring diagrams...
Page 42 ¢ Models: ASU9RLS2, ASU12RLS2, and ASU15RLS2 - 34 - 4-3. Wall mounted type 4. Wiring diagrams...
Page 43 ¢ Models: ASU18RLF and ASU24RLF - 35 - 4-3. Wall mounted type 4. Wiring diagrams...
Page 44: Floor Type
4-4. Floor type ¢ Models: AGU9RLF, AGU12RLF, and AGU15RLF - 36 - 4-4. Floor type 4. Wiring diagrams...
Page 45: Air Velocity And Temperature Distributions
5. Air velocity and temperature distributions 5-1. Compact cassette type ¢ Models: AUU7RLF and AUU9RLF • Air velocity distribution Fan speed Operation mode Measuring conditions HIGH (ft) Unit: ft/s (m/s) 1 (0.25) 2 (0.5) 3 (1.0) 7 (2.0) 3 (1.0) 7 (2.0)
Page 46 Measuring conditions Fan speed Operation mode Outlet directions NOTE: Reference data HIGH HEAT 4-way air outlet • Air velocity distribution (ft) Unit: ft/s (m/s) 7 (2.0) 7 (2.0) 5 (1.5) 5 (1.5) 3 (1.0) 3 (1.0) 2 (0.5) 2 (0.5) Side view Vertical airflow direction louver: Down 1 (0.25)
Page 47 ¢ Model: AUU12RLF • Air velocity distribution Fan speed Operation mode Measuring conditions HIGH (ft) Unit: ft/s (m/s) 1 (0.25) 2 (0.5) 3 (1.0) 7 (2.0) 7 (2.0) 3 (1.0) 1 (0.25) Top view 2 (0.5) 2 (0.5) Vertical airflow direction louver: Up 1 (0.25) 7 (2.0) 7 (2.0)
Page 48 Measuring conditions Fan speed Operation mode Outlet directions NOTE: Reference data HIGH HEAT 4-way air outlet • Air velocity distribution Unit: ft/s (m/s) (ft) 5 (1.5) 5 (1.5) Side view 3 (1.0) 3 (1.0) Vertical airflow direction louver: Down 2 (0.5) 2 (0.5) 1 (0.25) 1 (0.25)
Page 49 ¢ Model: AUU18RLF • Air velocity distribution Fan speed Operation mode Measuring conditions HIGH (ft) Unit: ft/s (m/s) 1 (0.25) 2 (0.5) 3 (1.0) 7 (2.0) 7 (2.0) 1 (0.25) Top view 2 (0.5) 3 (1.0) 3 (1.0) 2 (0.5) Vertical airflow direction louver: Up 1 (0.25) 7 (2.0)
Page 50 Measuring conditions Fan speed Operation mode Outlet directions NOTE: Reference data HIGH HEAT 4-way air outlet • Air velocity distribution Unit: ft/s (m/s) (ft) 7 (2.0) 7 (2.0) 5 (1.5) 5 (1.5) 3 (1.0) 3 (1.0) Side view Vertical airflow direction louver: Down 2 (0.5) 2 (0.5) 1 (0.25)
Page 51: Slim Duct Type
5-2. Slim duct type ¢ Model: ARU7RLF NOTE: This data is measured after installing optional Auto louver grille kit. Fan speed Operation mode Measuring conditions HIGH • Air velocity distribution (ft) Unit: ft/s (m/s) Top view 7 (2) 3 (1) 2 (0.5) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center...
Page 52 Fan speed Operation mode Measuring conditions HIGH HEAT • Air velocity distribution (ft) Unit: ft/s (m/s) 7 (2) Side view Vertical airflow direction louver: Down 3 (1) Horizontal airflow direction louver: Center 2 (0.5) (ft) • Air temperature distribution (ft) Unit: °F (°C) 86 (30) 82 (28)
Page 53 ¢ Model: ARU9RLF NOTE: This data is measured after installing optional Auto louver grille kit. Fan speed Operation mode Measuring conditions HIGH • Air velocity distribution (ft) Unit: ft/s (m/s) Top view 7 (2) 3 (1) 2 (0.5) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center (ft) (ft)
Page 54 Fan speed Operation mode Measuring conditions HIGH HEAT • Air velocity distribution (ft) Unit: ft/s (m/s) 7 (2) Side view Vertical airflow direction louver: Down Horizontal airflow direction louver: Center 3 (1) 2 (0.5) (ft) • Air temperature distribution (ft) Unit: °F (°C) 86 (30) Side view...
Page 55 ¢ Model: ARU12RLF NOTE: This data is measured after installing optional Auto louver grille kit. Fan speed Operation mode Measuring conditions HIGH • Air velocity distribution (ft) Unit: ft/s (m/s) Top view 7 (2) 3 (1) 2 (0.5) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center (ft) (ft)
Page 56 Fan speed Operation mode Measuring conditions HIGH HEAT • Air velocity distribution (ft) Unit: ft/s (m/s) 7 (2) Side view Vertical airflow direction louver: Down 3 (1) Horizontal airflow direction louver: Center 2 (0.5) (ft) • Air temperature distribution (ft) Unit: °F (°C) 86 (30) Side view...
Page 57 ¢ Model: ARU18RLF NOTE: This data is measured after installing optional Auto louver grille kit. Fan speed Operation mode Measuring conditions HIGH • Air velocity distribution (ft) Unit: ft/s (m/s) Top view 7 (2) 3 (1) Vertical airflow direction louver: Up 2 (0.5) Horizontal airflow direction louver: Center (ft)
Page 58 Fan speed Operation mode Measuring conditions HIGH HEAT • Air velocity distribution (ft) Unit: ft/s (m/s) 7 (2) Side view Vertical airflow direction louver: Down Horizontal airflow direction louver: Center 3 (1) 2 (0.5) (ft) • Air temperature distribution (ft) Unit: °F (°C) 86 (30) Side view...
Page 59 ¢ Model: ARU24RLF NOTE: This data is measured after installing optional Auto louver grille kit. Fan speed Operation mode Measuring conditions HIGH • Air velocity distribution (ft) Unit: ft/s (m/s) Top view 3 (1) 7 (2) 2 (0.5) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center (ft) (ft)
Page 60 Fan speed Operation mode Measuring conditions HIGH HEAT • Air velocity distribution (ft) Unit: ft/s (m/s) 7 (2) Side view Vertical airflow direction louver: Down Horizontal airflow direction louver: Center 3 (1) 2 (0.5) (ft) • Air temperature distribution (ft) Unit: °F (°C) 86 (30) Side view...
Page 61: Wall Mounted Type
5-3. Wall mounted type ¢ Model: ASU7RLF1 Fan speed Operation mode Measuring conditions HIGH Unit: ft/s (m/s) (ft) 7 (2.0) Top view 3 (1.0) 2 (0.5) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center (ft) Unit: ft/s (m/s) (ft) 3 (1.0) 7 (2.0)
Page 62 ¢ Model: ASU9RLF1 Fan speed Operation mode Measuring conditions HIGH Unit: ft/s (m/s) (ft) 7 (2.0) Top view 3 (1.0) 2 (0.5) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center (ft) (ft) Unit: ft/s (m/s) 3 (1.0) 7 (2.0) 2 (0.5) Top view Vertical airflow direction louver: Up...
Page 63 ¢ Model: ASU12RLF1 Fan speed Operation mode Measuring conditions HIGH Unit: ft/s (m/s) (ft) 7 (2.0) Top view 3 (1.0) 2 (0.5) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center (ft) Unit: ft/s (m/s) (ft) 3 (1.0) 7 (2.0) 2 (0.5) Top view Vertical airflow direction louver: Up...
Page 64 ¢ Model: ASU15RLF1 Fan speed Operation mode Measuring conditions HIGH Unit: ft/s (m/s) (ft) Top view 7 (2.0) 3 (1.0) 2 (0.5) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center (ft) (ft) Unit: ft/s (m/s) 7 (2.0) 2 (0.5) 3 (1.0) Top view Vertical airflow direction louver: Up...
Page 65 ¢ Model: ASU7RLF Fan speed Operation mode Measuring conditions HIGH (ft) Unit: ft/s (m/s) Top view 3 (1.0) 2 (0.5) 7 (2.0) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center (ft) (ft) Unit: ft/s (m/s) 7 (2.0) 2 (0.5) 3 (1.0) Top view Vertical airflow direction louver: Up...
Page 66 ¢ Model: ASU9RLF Fan speed Operation mode Measuring conditions HIGH (ft) Unit: ft/s (m/s) Top view 3 (1.0) 7 (2.0) 2 (0.5) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center (ft) (ft) Unit: ft/s (m/s) 7 (2.0) 2 (0.5) 3 (1.0) Top view Vertical airflow direction louver: Up...
Page 67 ¢ Model: ASU12RLF Fan speed Operation mode Measuring conditions HIGH (ft) Unit: ft/s (m/s) Top view 3 (1.0) 7 (2.0) 2 (0.5) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center (ft) (ft) Unit: ft/s (m/s) 7 (2.0) 2 (0.5) 3 (1.0) Top view Vertical airflow direction louver: Up...
Page 68 ¢ Model: ASU9RLS2 Fan speed Operation mode Measuring conditions HIGH (ft) Unit: ft/s (m/s) Top view 1 (0.25) 3 (1) 2 (0.5) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center (ft) (ft) Unit: ft/s (m/s) 2 (0.5) 1 (0.25) 3 (1) Top view Vertical airflow direction louver: Up...
Page 69 ¢ Models: ASU12RLS2 and ASU15RLS2 Fan speed Operation mode Measuring conditions HIGH (ft) Unit: ft/s (m/s) Top view 1 (0.25) 3 (1) 2 (0.5) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center (ft) (ft) Unit: ft/s (m/s) 1 (0.25) 2 (0.5) 3 (1) Top view...
Page 70 ¢ Model: ASU18RLF Fan speed Operation mode Measuring conditions HIGH (ft) Unit: ft/s (m/s) Top view 2 (0.5) 3 (1.0) 7 (2.0) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center (ft) (ft) Unit: ft/s (m/s) 2 (0.5) 7 (2.0) 3 (1.0) Top view Vertical airflow direction louver: Up...
Page 71 ¢ Model: ASU24RLF Fan speed Operation mode Measuring conditions HIGH (ft) Unit: ft/s (m/s) Top view 2 (0.5) 7 (2.0) 3 (1.0) Vertical airflow direction louver: Up Horizontal airflow direction louver: Center (ft) (ft) Unit: ft/s (m/s) 2 (0.5) 7 (2.0) 3 (1.0) Top view Vertical airflow direction louver: Up...
Page 72: Floor Type
5-4. Floor type ¢ Models: AGU9RLF, AGU12RLF, and AGU15RLF Fan speed Operation mode Fan select Measuring conditions HIGH Upper and lower (ft) Unit: ft/s (m/s) 3(1.0) 2(0.5) Top view Vertical airflow direction louver: Up Horizontal airflow direction louver: Center UPPER LOWER (ft) (ft)
Page 73: Fan Performance
6. Fan performance 6-1. Slim duct type ¢ Model: ARU7RLF 0.44 (110) 0.40 (100) Hi (SP mode 09) 0.36 (90) SP mode 09 upper limit 0.32 (80) 0.28 (70) Quiet (SP mode 09) SP mode 09 0.24 (60) lower limit 0.20 (50) Normal SP 0.16 (40)
Page 74  Characteristics of air volume and capacity • Cooling Capacitty (600) (700) (400) (500) (800) Airflow (CFM [m 3 /h]) • Heating Capacitty (600) (700) (400) (500) (800) Airflow (CFM [m 3 /h]) - 66 - 6-1. Slim duct type 6.
Page 75 ¢ Model: ARU9RLF 0.44 (110) 0.40 (100) Hi (SP mode 09) 0.36 (90) SP mode 09 upper limit 0.32 (80) 0.28 (70) Quiet (SP mode 09) 0.24 (60) SP mode 09 lower limit 0.20 (50) 0.16 (40) Normal SP upper limit 0.12 (30) Quiet (Normal SP) Hi (Normal SP)
Page 76  Characteristics of air volume and capacity • Cooling Capacitty (600) (700) (400) (500) (800) Airflow (CFM [m 3 /h]) • Heating Capacitty (600) (700) (400) (500) (800) Airflow (CFM [m 3 /h]) - 68 - 6-1. Slim duct type 6.
Page 77 ¢ Model: ARU12RLF 0.44 (110) 0.40 (100) SP mode 09 upper limit Hi (SP mode 09) 0.36 (90) 0.32 (80) 0.28 (70) 0.24 (60) Quiet (SP mode 09) SP mode 09 lower limit 0.20 (50) 0.16 (40) Normal SP upper limit 0.12 (30) Quiet (Normal SP) Hi (Normal SP)
Page 78  Characteristics of air volume and capacity • Cooling Capacitty (600) (700) (500) (800) (900) Airflow (CFM [m 3 /h]) • Heating Capacitty (600) (700) (500) (800) (900) Airflow (CFM [m 3 /h]) - 70 - 6-1. Slim duct type 6.
Page 79 ¢ Model: ARU18RLF 0.44 (110) SP mode 09 0.40 (100) upper limit 0.36 (90) Hi (SP mode 09) Quiet (SP mode 09) 0.32 (80) 0.28 (70) 0.24 (60) SP mode 09 lower limit Normal SP 0.20 (50) upper limit Quiet (Normal SP) 0.16 (40) 0.12 (30) SP mode 00...
Page 80  Characteristics of air volume and capacity • Cooling Capacitty (900) (1,100) (800) (1,000) (700) Airflow (CFM [m 3 /h]) • Heating Capacitty (900) (1,100) (800) (1,000) (700) Airflow (CFM [m 3 /h]) - 72 - 6-1. Slim duct type 6.
Page 81 ¢ Model: ARU24RLF 0.32 (80) 0.28 (70) SP mode 05 upper limit 0.24 (60) Hi (SP mode 05) Quiet (SP mode 05) 0.20 (50) 0.16 (40) Normal SP upper limit 0.12 (30) Quiet (Normal SP) 0.08 (20) SP mode 05 lower limit SP mode 00 Hi (Normal SP)
Page 82  Characteristics of air volume and capacity • Cooling Capacitty (1,100) (1,200) (1,300) (1,500) (900) (1,000) (1,400) (1,600) (800) Airflow (CFM [m 3 /h]) • Heating Capacitty (1,100) (1,200) (1,300) (1,500) (900) (1,000) (1,400) (1,600) (800) Airflow (CFM [m 3 /h]) - 74 - 6-1.
Page 83: Airflow
• 3.6 m /h = 1 l/s • 1.699 m /h = 1 CFM 7-1. Compact cassette type Airflow Model Operation mode Fan speed High Cooling Quiet AUU7RLF High Heating Quiet High Cooling Quiet AUU9RLF High Heating Quiet High Cooling...
Page 84: Slim Duct Type
7-2. Slim duct type Airflow Model Operation mode Fan speed High Cooling Quiet ARU7RLF High Heating Quiet High Cooling Quiet ARU9RLF High Heating Quiet High Cooling Quiet ARU12RLF High Heating Quiet High Cooling Quiet ARU18RLF High Heating Quiet High 1,330 1,240 Cooling 1,100...
Page 85: Wall Mounted Type
7-3. Wall mounted type Airflow Model Operation mode Fan speed High Cooling Quiet ASU7RLF1 High Heating Quiet High Cooling Quiet ASU9RLF1 High Heating Quiet High Cooling Quiet ASU12RLF1 High Heating Quiet High Cooling Quiet ASU15RLF1 High Heating Quiet High Cooling Quiet ASU18RLF High...
Page 86 Airflow Model Operation mode Fan speed High Cooling Quiet ASU7RLF High Heating Quiet High Cooling Quiet ASU9RLF High Heating Quiet High Cooling Quiet ASU12RLF High Heating Quiet High Cooling Quiet ASU9RLS2 High Heating Quiet High Cooling Quiet ASU12RLS2 High Heating Quiet High Cooling...
Page 87: Floor Type
7-4. Floor type Airflow Model Operation mode Fan speed High Cooling Quiet AGU9RLF High Heating Quiet High Cooling Quiet AGU12RLF High Heating Quiet High Cooling Quiet AGU15RLF High Heating Quiet - 79 - 7-4. Floor type 7. Airflow...
Page 88: Noise Level Curve
8. Noise level curve 8-1. Compact cassette type ¢ Model: AUU7RLF  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 HIGH HIGH NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 QUIET QUIET NC-20 NC-20 NC-15...
Page 89 ¢ Model: AUU12RLF  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 HIGH NC-45 NC-45 HIGH NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 QUIET QUIET NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz...
Page 90: Slim Duct Type
8-2. Slim duct type ¢ Model: ARU7RLF  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 HIGH HIGH NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 QUIET QUIET NC-15 NC-15 1,000 2,000 4,000 8,000 1,000 2,000...
Page 91 ¢ Model: ARU12RLF  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 HIGH HIGH NC-30 NC-30 NC-25 NC-25 QUIET QUIET NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz...
Page 92 ¢ Model: ARU24RLF  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 HIGH NC-40 HIGH NC-35 NC-35 NC-30 NC-30 QUIET NC-25 QUIET NC-25 NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz...
Page 93: Wall Mounted Type
8-3. Wall mounted type ¢ Model: ASU7RLF1  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 HIGH HIGH NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 QUIET NC-20 NC-20 NC-15 NC-15 QUIET 1,000 2,000 4,000 8,000 1,000 2,000...
Page 94 ¢ Model: ASU12RLF1  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 HIGH HIGH NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 QUIET NC-20 NC-20 QUIET NC-15 NC-15 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz...
Page 95 ¢ Model: ASU7RLF  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 HIGH HIGH NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 QUIET QUIET NC-15 NC-15 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz...
Page 96 ¢ Model: ASU12RLF  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 HIGH HIGH NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 QUIET QUIET NC-15 NC-15 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz...
Page 97 ¢ Model: ASU12RLS2  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 HIGH NC-40 NC-40 High NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 Quiet NC-15 NC-15 QUIET 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz...
Page 98 ¢ Model: ASU18RLF  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 HIGH HIGH NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 QUIET QUIET NC-25 NC-25 NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz...
Page 99: Floor Type
8-4. Floor type ¢ Model: AGU9RLF  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 HIGH HIGH NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 NC-15 NC-15 QUIET QUIET 1,000 2,000 4,000 8,000 1,000 2,000 4,000...
Page 100 ¢ Model: AGU15RLF  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 HIGH HIGH NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 QUIET NC-15 NC-15 QUIET 1,000 2,000 4,000 8,000 1,000 2,000 4,000 8,000 Octave band center frequency, Hz Octave band center frequency, Hz...
Page 101: Sound Level Check Point
8-5. Sound level check point ¢ Compact cassette type Microphone Microphone - 93 - 8-5. Sound level check point 8. Noise level curve...
Page 102 ¢ Slim duct type 79 in (2 m) 40 in (1 m) Measuring duct Measuring duct Set the static pressure as rating in this area Microphone Microphone Side view Front view ¢ Wall mounted type Microphone Microphone 40 in (1 m) NOTE: Detailed shape of the actual indoor unit might be slightly different from the one illustrated above.
Page 103: Electrical Characteristics
9. Electrical characteristics Power supply Indoor rated Voltage Input power Type Model name AUU7RLF 0.19 / 0.19 17 / 18 0.15 / 0.15 AUU9RLF 0.19 / 0.19 17 / 18 0.15 / 0.15 Compact cassette AUU12RLF 0.24 / 0.24 22 / 23 0.19 / 0.19...
Page 104: Safety Devices
Terminal thermal Float Model name PCB* fuse type protector fuse switch Activate: 212 ± 27 °F (100 ± 15 °C) AUU7RLF Fan motor stop AUU9RLF Compact 250 V, 3.15 A ― ○ cassette Reset: 203 ± 18 °F AUU12RLF (95 ± 10 °C)
Page 105: External Input And Output
11. External input and output External input External output Indoor unit type Operation Fresh air Auxiliary heater Error status Control input status output control output output output Compact ● ● ● ― ― cassette Slim duct ● ● ● ● ―...
Page 106 • Circuit diagram example • Contact capacity: DC 24 V or more, 10 mA or more. Indoor unit Connected unit control PCB • *1: PCB of Communication kit is used for wall mounted (ASU7RLF1, ASU9RLF1, ASU12RLF1, and Connector Example: Switch ASU15RLF1) type.
Page 107 • Optional part Indoor unit type Part name Model name Compact cassette UTY-XWZX Slim duct UTD-ECS5A ASU7RLF1, ASU9RLF1, ASU12RLF1, External connect UTY-XWZXZ5 ASU15RLF1 Wall mounted ASU9RLS2, ASU12RLS2, ASU15RLS2 UTY-XWZXZ5 ASU7RLF, ASU9RLF, ASU12RLF UTY-XWZX ASU18RLF, ASU24RLF UTY-XWZX Floor AGU9RLF, AGU12RLF, AGU15RLF UTY-XWZXZ5 UTY-XWZX UTD-ECS5A...
Page 108: 11-2.External Output
11-2. External output Use an external output cable with appropriate external dimension, depending on the number of ca- bles to be installed. ¢ Operation status output Indoor unit type Connector Compact cassette CN103 Slim duct CN103 ASU7RLF1, ASU9RLF1, ASU12RLF1, ASU15RLF1 CNB01 Wall mounted ASU9RLS2, ASU12RLS2, ASU15RLS2...
Page 109 • Optional part Indoor unit type Part name Model name Compact cassette UTY-XWZX Slim duct UTD-ECS5A ASU7RLF1, ASU9RLF1, ASU12RLF1, External connect UTY-XWZXZ5 ASU15RLF1 Wall mounted ASU9RLS2, ASU12RLS2, ASU15RLS2 UTY-XWZXZ5 ASU7RLF, ASU9RLF, ASU12RLF UTY-XWZX ASU18RLF, ASU24RLF UTY-XWZX Floor AGU9RLF, AGU12RLF, AGU15RLF UTY-XWZXZ5 Indoor unit type Part name...
Page 110 ¢ Fresh air control output Indoor unit type Connector Compact cassette Slim duct Wall mounted — Floor — Signal linked to air conditioner indoor fan on can be output. * However, signal becomes off during cold air prevention control operation. •...
Page 111 ¢ Auxiliary heater output Indoor unit type Connector Compact cassette — Slim duct CN10 Wall mounted — Floor Signal is output from connector when indoor fan and compressor turn on under heating operation. *Signal output performance specifications are as shown as follows: Example: When Set Temperature (Ts) is 72 °F(22 °C) •...
Page 112 • Circuit diagram example Indoor unit Connected unit control PCB Example: Example: Heater 12 V Connector Relay unit Relay power On/Off supply 33 ft (10 m)* Signal Locally purchased – Relay spec.: Rated DC 12 V, 50 mA to less. –...
Page 113 ¢ Error status output Indoor unit type Connector Compact cassette — Slim duct — Wall mounted ASU7RLF1, ASU9RLF1, ASU12RLF1, ASU15RLF1 CNB02 ASU9RLS2, ASU12RLS2, ASU15RLS2 CNB02 ASU7RLF, ASU9RLF, ASU12RLF — ASU18RLF, ASU24RLF — Floor AGU9RLF, AGU12RLF, AGU15RLF CN21 Air conditioner error status signal can be output. •...
Page 114 • Optional part Indoor unit type Part name Model name Compact cassette — — Slim duct — — ASU7RLF1, ASU9RLF1, ASU12RLF1, External connect kit UTY-XWZXZ5 ASU15RLF1 Wall mounted ASU9RLS2, ASU12RLS2, ASU15RLS2 External connect kit UTY-XWZXZ5 ASU7RLF, ASU9RLF, ASU12RLF — — ASU18RLF, ASU24RLF —...
Page 115: Group Connection
12. Group connection Wiring regulation on the remote controllers in the multi split models are reviewed and allowed for group connection. Example of group connection Indoor unit Indoor unit Outdoor unit *Exterior of each device shown above might be different from the actual one. NOTES: •...
Page 116: 12-1.Precautions On Creating A Group Connection
12-1. Precautions on creating a group connection Take precautions on items described in this section when creating a group connection in the multi split models. CAUTION Group connection to other refrigerant system between the multi systems with same communication system as shown below is strictly prohibited. Indoor unit Indoor unit Indoor unit...
Page 117 • Maximum wiring length of the remote controller cable: 984 ft (300 m) Even if the maximum wiring length of the product itself is specified as longer than 984 ft (300 m), the maximum length of the remote controller cable will be 984 ft (300 m) if the system is group- connected.
Page 118: 12-2.Remote Controller Address Setting Procedure For Wireless Remote Controllers
12-2. Remote controller address setting procedure for wireless remote controllers Enter the function setting mode of the wireless remote controller. For details, refer to "Function settings" on page 128. Select the function number “00” (Remote controller address setting), and then select any of the number (Setting value) from 00 to 15.
Page 119: Remote Controller
13. Remote controller 13-1. Wireless remote controller (UTY-LNHUM/AR-RAH1U) ¢ Overview  UTY-LNHUM a FAN button Selects the fan speed (AUTO, HIGH, MED, LOW, and QUIET). b START/STOP button Starts and stops operation. c SET button (vertical) Adjusts the vertical airflow direction. d SET button (horizontal) Adjusts the horizontal airflow direction.
Page 120  AR-RAH1U a FAN button Selects the fan speed (AUTO, HIGH, MED, LOW, and QUIET). b START/STOP button Starts and stops operation. c SET button (vertical) Adjusts the vertical airflow direction. d SWING button Sets the automatic swing operation and selects swing mode (Up/down, Left/right, Up/down/left/right, and Stop swing).
Page 121 ¢ Specifications  Controller Unit: in (mm) Top view 3/4 (19) 2-3/16 (56) Front view Side view Rear view Size (H × W × D) in (mm) 6-11/16 × 2-3/16 × 3/4 (170 × 56 × 19) Weight oz (g) 3 (85) (without batteries) NOTE: Actual number of buttons might be different from the figure above.
Page 122: 13-2.Wireless Remote Controller (Ar-Red1U/Ar-Reg1U)
13-2. Wireless remote controller (AR-RED1U/AR-REG1U) ¢ Overview • AR-RED1U SENSOR button Signal Transmitter MODE button FAN button MIN. HEAT button ECONOMY button SWING button TEMP. button OUTDOOR UNIT SET button LOW NOISE button POWERFUL button WEEKLY button TIMER SETTING button START/STOP ON/OFF button button...
Page 123 • AR-REG1U Signal transmitter MODE button FAN button MIN. HEAT button TEMP. ECONOMY button SWING button button SET button POWERFUL button ON TIMER button REG1U OFF TIMER button Start/Stop button TIMER SELECT button REG1U RESET button SLEEP TIMER button °C / °F switching button TIMER CANCEL button CLOCK ADJUST button NOTE: Functions may differ by type of the indoor unit.
Page 124 ¢ Specifications  Controller Unit: in (mm) Top view 11/16 2-3/8 (17) (61) Front view Side view Size (H × W × D) in (mm) 8-1/16 × 2-3/8 × 11/16 (205 × 61 × 17) Weight oz (g) 4.3 (122) (without batteries) ...
Page 125: 13-3.Wired Remote Controller (Uty-Rnnum)
13-3. Wired remote controller (UTY-RNNUM) ¢ Overview a START/STOP button Starts and stops operation. b SET TEMP. button Selects the setting temperature. c MODE button Selects the operating mode (AUTO , HEAT ,FAN COOL , and DRY d FAN button Selects the fan speed AUTO ,QUIET , LOW...
Page 126 ¢ System diagram 1 remote controller: 2 remote controllers: Indoor unit Indoor unit A, B, C: Remote controller cable A ≤ 1,640 ft (500 m);B + C ≤ 1,640 ft (500 Primary Secondary Remote controller Remote controllers ¢ Electrical wiring 1 remote controller: 2 remote controllers: Indoor unit...
Page 127  Wiring specifications Cable size Wire type Remarks Remote controller cable Polar 3-core Use sheathed PVC cable. 22 AWG (0.33 mm ¢ Installation  Connection pattern NOTE: Connection pattern is different according to type of Indoor unit. Indoor unit types Connection pattern Compact cassette type Pattern A...
Page 128 2. Connect the remote controller cable. • Connect the cable made in step 1. to the terminal (*1) of optional communication kit. • Connect the cable from the terminal (*2) of communication kit to the indoor unit PCB. CNC01 (for ASU7/9/12/15RLF1: UTY-XCBXZ2) CNC01 (for ASU9/12/15RLS2: UTY-TWBXF) CN305 (for ASU7/9/12RLF: UTY-XCBXZ1) CND01 (for ASU7/9/12/15RLF1: UTY-XCBXZ2)
Page 129 ¢ Optional parts Wall mounted Model name ASU7/9/12/15RLF1 UTY-XCBXZ2 ASU9/12/15RLS2 UTY-TWBXF ASU7/9/12RLF UTY-XCBXZ1 The communication kit is needed for connecting the wired remote controller to the wall mounted type. - 121 - 13-3. Wired remote controller (UTY-RNNUM) 13. Remote controller...
Page 130: 13-4.Simple Remote Controller (Uty-Rsnum: Optional Part)
13-4. Simple remote controller (UTY-RSNUM: Optional part) ¢ Overview a START/STOP button Starts and stops operation. b Display backlight button Lights during operation. c Operation lamp Lights during operation. d FAN button Selects the fan speed (AUTO ,HIGH , MED , and QUIET ).
Page 131 ¢ System diagram 1 remote controller: 2 remote controllers: Indoor unit Indoor unit A, B, C: Remote controller cable A ≤ 1,640 ft (500 m);B + C ≤ 1,640 ft (500 Primary Secondary Remote controller Remote controllers ¢ Electrical wiring 1 remote controller: 2 remote controllers: Indoor unit...
Page 132 ¢ Specifications Dimensions and other specifications on the wired remote controller are as follows. Unit: in (mm) 2-15/16 (75) 9/16 (14) 1-15/16 (49) 7/16 (11) hole x 2 1-9/16 (39) 1/4 (6) 2-3/8 (60) 3/16 (4) 5/16 (8) hole x 2 Front View Side View Rear View...
Page 133 ¢ Installation  Connection pattern NOTE: Connection pattern is different according to type of Indoor unit. Indoor unit types Connection pattern Compact cassette type Pattern A Slim duct type ASU7RLF1, ASU9RLF1, ASU12RLF1, and Pattern B Wall mounted type ASU15RLF1 ASU7RLF, ASU9RLF, and ASU12RLF Pattern B ASU9RLS2, ASU12RLS2, and ASU15RLS2 Pattern B...
Page 134 2. Connect the remote controller cable. • Connect the cable made in step 1. to the terminal (*1) of optional communication kit. • Connect the cable from the terminal (*2) of communication kit to the indoor unit PCB. CNC01 (for ASU7/9/12/15RLF1: UTY-XCBXZ2) CNC01 (for ASU9/12/15RLS2: UTY-TWBXF) CN305 (for ASU7/9/12RLF: UTY-XCBXZ1) CND01 (for ASU7/9/12/15RLF1: UTY-XCBXZ2)
Page 135 ¢ Optional parts Wall mounted Model name ASU7/9/12/15RLF1 UTY-XCBXZ2 ASU9/12/15RLS2 UTY-TWBXF ASU7/9/12RLF UTY-XCBXZ1 The communication kit is needed for connecting the wired remote controller to the wall mounted type. - 127 - 13-4. Simple remote controller (UTY-RSNUM: Optional part) 13. Remote controller...
Page 136: Function Settings
14. Function settings To adjust the functions of this product according to the installation environment, various types of function settings are available. NOTE: Incorrect settings can cause a product malfunction. 14-1. Indoor unit (setting by jumper wire) NOTE: This setting is necessary only for slim duct type. ¢...
Page 137: 14-2.Indoor Unit (Setting By Wireless Remote Controller)
14-2. Indoor unit (setting by wireless remote controller) • The function settings of the control of the indoor unit can be changed by this procedure according to the installation conditions. Incorrect settings can cause the indoor unit malfunction. • After the power is turned on, perform the “Function setting” according to the installation conditions using the remote controller.
Page 138 ¢ UTY-LNHUM/AR-RAH1U  Button name and function During address setting mode, indoor unit reject the any operation command from remote con- troller. Function number Refer to Function details. MODE button Setting number - Starts the function setting mode Refer to Function details. - Changes the display digits FAN button START/STOP button...
Page 139 For confirming the custom code, press the TIMER MODE button to send the code to the indoor unit. 2 short beeps Press the MODE button to enter the function setting mode. Select the function number by pressing the or the button.
Page 140 Send the function mode information by pressing the TIMER MODE button once. 2 short beeps Send the function setting information by pressing the START/STOP button once. 2 short beeps will be emitted from the indoor unit when the signal is received correctly. If wrong code is set, no beep sound will be emitted.
Page 141  Resetting the power after setting up all indoor units NOTES: • If the reset is not performed, function cannot be read correctly. • After all the functions have been set, the circuit breaker needs to be switched off for at least 2 minutes.
Page 142  Remote controller custom code setting Custom code setting of wireless remote controller needs to be same as the setting of the indoor unit. When you change the custom code setting of the wireless remote controller, do as follows: Press the START/STOP button until only the clock is displayed on the remote controller dis- play.
Page 143 Press the MODE button again to return to the clock display. The custom code will be changed. • If no buttons are pressed within 30 seconds after the custom code is displayed, the system returns to the original clock display. In this case, start again from step 1. •...
Page 144 ¢ AR-RED1U/AR-REG1U  Button name and function During address setting mode, indoor unit reject the any operation command from remote con- troller. Function number Refer to Function details Setting number Refer to Function details MIN HEAT button POWERFUL button Changes the display digits Switches between the setting number (bottom line) and function number (top line)
Page 145 Select the function number by pressing the or the buttons. Each time the MIN. HEAT button is pressed, it switches between the right digit and the left digit. Change digit Change digit Proceed to the setting number by pressing the POWERFUL button. (To return to the function number selection, press the POWERFUL button again.) Select the function number by pressing the or the...
Page 146 Press the button once to transmit the function setting information. 2 short beeps will be emitted from the indoor unit when the signal is received correctly. If wrong code is set, no beep sound will be emitted. 2 short beeps NOTE: Press button within 30 seconds after pressing MODE button.
Page 147  Setting up each indoor unit Repeat step from 1. to 8. to set up each indoor unit. If the custom code is other than " ", steps from 1. to 2. and 8. need to be performed.  Resetting the power after setting up all indoor units NOTES: •...
Page 148  Remote controller custom code setting Custom code setting of wireless remote controller needs to be same as the setting of the indoor unit. When you change the custom code setting of the wireless remote controller, do as follows: Press the START/STOP button until only the clock is displayed on the display. Press the MODE button for at least 5 seconds to display the current custom code (initially set to Press the SET TEMP.
Page 149  Remote controller temperature unit To change the displayed temperature unit, press the "°C/°F" switching button to select the preferred temperature unit. (Factory setting is set to “°F”.): - 141 - 14-2. Indoor unit (setting by wireless remote controller) 14. Function settings...
Page 150: 14-3.Indoor Unit (Setting By Wired Remote Controller)
14-3. Indoor unit (setting by wired remote controller) • The function settings of the control of the indoor unit can be changed by this procedure according to the installation conditions. Incorrect settings can cause the indoor unit malfunction. • After the power is turned on, perform the “Function setting” according to the installation conditions using the remote controller.
Page 151 ¢ UTY-RNNUM  Button name and function During address setting mode, indoor unit reject the any operation command from remote controller. Function number Refer to Function details Remote controller address Setting number Refer to Function details SET TEMP. “V” and “ Λ...
Page 152 Confirm the setting by pressing the TIMER SET button. The data will be transferred to the indoor unit. Not good Good ● Data is not set up on the indoor unit Data is correctly set up on the indoor unit correctly (-- is displayed.) (Flashing display changes to illuminated display.) ●...
Page 153: 14-4.Indoor Unit (Setting By Simple Remote Controller)
14-4. Indoor unit (setting by simple remote controller) • The function settings of the control of the indoor unit can be changed by this procedure according to the installation conditions. Incorrect settings can cause the indoor unit malfunction. • After the power is turned on, perform the “Function setting” according to the installation conditions using the remote controller.
Page 154 ¢ UTY-RSNUM  Button name and function During address setting mode, indoor unit reject the any operation command from remote controller. Function number Setting number Refer to Function details Refer to Function details Remote controller address START/STOP button Transmits function setting FAN button SET TEMP.
Page 155 Select the setting number by pressing the SET TEMP. or SET TEMP. button. The setting number indicator flashes during setting number selection. Setting number Example) Function number : 30, Setting number : 01 Confirm the setting by pressing the TIMER SET button. The data will be transferred to the indoor unit.
Page 156  Resetting the power after setting up function of all indoor units NOTES: • If the reset is not performed, function cannot be read correctly. • After all the functions have been set, the circuit breaker needs to be switched off for at least 2 minutes.
Page 157: 14-5.Function Details
14-5. Function details ¢ Contents of function setting Each function setting listed in this section is adjustable in accordance with the installation environ- ment. NOTE: Setting will not be changed if invalid numbers or setting values are selected.  Function setting list Compact Wall Functions...
Page 158 2) Ceiling height Select the appropriate ceiling height according to the place of installation. Function number Setting value Setting description Factory setting Standard ♦ High ceiling For the specific height for each setting value, refer to “Installation space” in Chapter 3. "Dimensions"...
Page 159 6) Room temperature control for indoor unit sensor NOTE: Before performing this setting, refer to Function 95. Depending on the installed environment, correction of the room temperature sensor may be re- quired. Select the appropriate control setting according to the installed environment. The temperature correction values show the difference from the Standard setting "00"...
Page 160 7) Auto restart Enables or disables automatic restart after a power interruption. Function number Setting value Setting description Factory setting Enable ♦ Disable NOTE: Auto restart is an emergency function such as for power outage etc. Do not attempt to use this function in normal operation.
Page 161 12) Indoor unit fan control for energy saving for cooling Enables or disables the power-saving function by controlling the indoor unit fan rotation when the outdoor unit is stopped during cooling operation. Function number Setting value Setting description Factory setting Disable ♦...
Page 162 14) Heat insulation condition (building insulation) Heat insulation conditions differ according to the installed environment. "Standard insulation" (00) allows system to rapidly respond to the cooling or heating load changes. "High insulation" (01) is when the heat insulation structure of the building is high and does not re- quire system to rapidly respond to cooling or heating load changes.
Page 163: 14-6.Wired Remote Controller
14-6. Wired remote controller Prohibited Dual remote controller setting Prohibited DIP switch 1 °F/°C switch Prohibited Memory backup setting * Do not use DIP switch 2. ¢ Switch location Front case (back side) DIP switch 2 DIP switch 1 ¢ DIP switch 1 setting ...
Page 164  SW6: Memory backup setting Set to “ON” to use batteries for the memory backup. When batteries are not used, all of settings stored in memory will be deleted if there is a power failure. Memory backup Factory setting Disable ♦...
Page 165: 14-7.Simple Remote Controller
14-7. Simple remote controller Prohibited Dual remote controller setting °F/°C switch DIP switch Prohibited Prohibited Prohibited ¢ Switch location DIP Switch ¢ DIP switch setting  SW2: Dual remote controller setting Set the remote controller SW2 according to the following table. Primary unit Secondary unit Number of remote controller...
Page 166: Accessories
15. Accessories 15-1. Compact cassette type ¢ Models: AUU7RLF, AUU9RLF, AUU12RLF, and AUU18RLF Part name Exterior Q’ty Part name Exterior Q’ty Operating manual Drain hose Installation manual Hose band Coupler heat insulation Drain hose insulation (Large) Coupler heat insulation Remote controller...
Page 167 Part name Exterior Q’ty Part name Exterior Q’ty Washer Hose band Coupler heat insulation Drain hose insulation B (large) Coupler heat insulation Remote controller (small) Filter (Small) Remote controller (For 7/9/12/24) cable Tapping screw (18) Filter (Big) (For 18/24) (24) - 159 - 15-2.
Page 168: 15-3.Wall Mounted Type
15-3. Wall mounted type ¢ Models: ASU7RLF1, ASU9RLF1, ASU12RLF1, and ASU15RLF1 Part name Exterior Q’ty Part name Exterior Q’ty Operating manual Cloth tape Installation manual Tapping screw (large) Wall hook bracket Tapping screw (small) Remote controller Air cleaning filter Battery Filter holder Seal A •...
Page 169 ¢ Models: ASU7RLF, ASU9RLF, and ASU12RLF Part name Exterior Q’ty Part name Exterior Q’ty Remote controller Operating manual holder Installation manual Cloth tape Wall hook bracket Tapping screw (large) Remote controller Tapping screw (small) Battery Air cleaning filter - 161 - 15-3.
Page 170 ¢ Models: ASU9RLS2, ASU12RLS2, and ASU15RLS2 Part name Exterior Q’ty Part name Exterior Q’ty Operating manual Cloth tape Installation manual Tapping screw (large) Wall hook bracket Tapping screw (small) Remote controller Air cleaning filter Seal A • It is necessary when using 15 model.
Page 171 ¢ Models: ASU18RLF and ASU24RLF Part name Exterior Q’ty Part name Exterior Q’ty Operating manual Drain hose insulation Installation manual Cloth tape Wall hook bracket Tapping screw (large) Remote controller Tapping screw (small) Battery Air cleaning filter Remote controller Air cleaning filter frame holder - 163 - 15-3.
Page 172: 15-4.Floor Type
15-4. Floor type ¢ Models: AGU9RLF, AGU12RLF, and AGU15RLF Part name Exterior Q’ty Part name Exterior Q’ty Operating manual Cable tie Installation manual Cloth tape Wall hook bracket Tapping screw (large) Remote controller Tapping screw (small) Battery Air cleaning filter Remote controller holder - 164 -...
Page 173: Optional Parts
16. Optional parts 16-1. Controllers ¢ Lineup Type Wired remote Indoor unit type Wireless remote controller controller UTY-RNNUM UTY-LNHUM AR-REH1U AR-RED1U AR-REG1U Compact cassette ● ◌ — — — Slim duct ● — — — — ASU7RLF1 ASU9RLF1 ◌*1 — —...
Page 174 ¢ Parts Wired remote controller Simple remote controller IR receiver unit UTY-RNNUM UTY-RSNUM UTY-LRHUM Wireless remote controller REG1U UTY-LNHUM AR-RAH1U AR-RED1U AR-REG1U - 166 - 16-1. Controllers 16. Optional parts...
Page 175: 16-2.Cassette Grille
16-2. Cassette grille ¢ Lineup Indoor unit type Model Remarks UTG-CCGF Standard type Compact cassette UTG-CCGFG Grid type ¢ Parts Cassette grille UTG-CCGF UTG-CCGFG - 167 - 16-2. Cassette grille 16. Optional parts...
Page 176: 16-3.Others
16-3. Others ¢ Lineup Type Air outlet Insulation Fresh air External shutter kit for high External connect kit Indoor unit type intake kit control set plate humidity UTD- UTY- UTR-YDZB UTZ-KXGC UTZ-VXAA UTY-XWZX ECS5A XWZXZ5 Compact cassette ◌ ◌ ◌ —...
Page 177 ¢ Parts Air outlet shutter plate Insulation kit for high humidity Model: UTR-YDZB Model: UTZ-KXGC Insulation For compact cassette type For compact cassette type Fresh air intake kit External control set Model: UTZ-VXAA Model: UTD-ECS5A (×1) (×2) (×1) (×2) For compact cassette type For slim duct type External connect kit External connect kit...
Page 178 Communication kit Model: UTY-TWBXF For wall mounted (ASU9RLS2, ASU12RLS2, and ASU15RLS2) type - 170 - 16-3. Others 16. Optional parts...
Page 179: Indoor Unit Installation Precautions
17. Indoor unit installation precautions NOTE: The information listed below are general precautions. Some models also include items that do not apply. 17-1. Places where prohibited for use • Places where there is a danger of combustible gas leakage. • Places where sulfur gas, chlorine gas, acid, alkali, or other matter which effects equipment is gen- erated.
Page 180 Condition Contents Countermeasures (Reference) When the If the indoor unit is installed where the installation height 1. Switch the setting to the high ceiling is high. given in the installation manual is exceeded, the ceiling mode. temperature difference between the floor and ceiling of the 2.
Page 181 Work method when reinforcing the heat insulation of on-site piping Slit of heat insulating material Heat insulation reinforcement material Flare connection facing upward (locally purchased) To indoor unit Covered gas pipe (heat insulation strengthened) Fit tightly Heat insulating material Small exposed part Binding material (purpose is to cover the sealant) (locally purchased)
Page 182 - 174 - 17-2. Points to remember when installing 17. Indoor unit installation precautions...
Page 183: Part 2. Outdoor Unit (2 Rooms Type)
Part 2. OUTDOOR UNIT (2 ROOMS TYPE) MULTI TYPE: AOU18RLXFZ...
Page 184: Specifications
1. Specifications 1-1. Specifications Type Inverter heat pump Model name AOU18RLXFZ Power source 1Ø 208/230 V 60 Hz Available voltage range 187—264V Number Connectable indoor unit Total capacity range 14,000 to 21,000 Btu/h Non-duct Duct Combination of indoor unit ASU9RLF1 × 2 ARU9RLF ×...
Page 185: Dimensions
2. Dimensions 2-1. Model: AOU18RLXFZ Unit: in (mm) Top view 1-9/16 1-1/4 35-7/16 (900) (40) (31) 13 (330) (12) 15-3/4 (400) Front view Side view 25-9/16 (650) Airflow (12) 4-Ø1/2 (Ø12) Bottom view 1-5/8 Drain cap mounting places Drain pipe mounting places (41) - 177 - 2-1.
Page 186: Installation Space
3. Installation space 3-1. Model: AOU18RLXFZ ¢ Space requirement Provide sufficient installation space for product safety.  Single outdoor unit installation • When the upper space is open: Unit: in (mm) When there are obstacles at the rear only. When there are obstacles at the rear and sides.
Page 187  Multiple outdoor unit installation • When the upper space is open: Unit: in (mm) When there are obstacles at the rear only. When there are obstacles at the front only. 60 (1,500) or more 10 (250) 12 (300) or more or more When there are obstacles at the front and rear.
Page 188  Outdoor unit installation in multi-row Unit: in (mm) Single parallel unit arrangement Multiple parallel unit arrangement 6 (150) or more 20 (500) or more 79 (2,000) or more 119 (3,000) or more 24 (600) or more 24 (600) or more 60 (1,500) or more 40 (1,000) or more 10 (250) or more...
Page 189: Refrigerant Circuit
4. Refrigerant circuit 4-1. Model: AOU18RLXFZ - 181 - 4-1. Model: AOU18RLXFZ 4. Refrigerant circuit...
Page 190: Wiring Diagram
5. Wiring diagram 5-1. Model: AOU18RLXFZ - 182 - 5-1. Model: AOU18RLXFZ 5. Wiring diagram...
Page 191: Capacity Table
6. Capacity table 6-1. Combinations ¢ Model: AOU18RLXFZ  Cooling 1) Non-ducted Rated capacity for each in- Maximum capacity for each Total capacity Combination of indoor unit Input power (kW) door unit (kBtu/h) indoor unit (kBtu/h) (kBtu/h) Room 1 Room 2 Total Room 1 Room 2...
Page 192 ¢ Model: AOU18RLXFZ  Heating 1) Non-ducted Rated capacity for each in- Maximum capacity for each in- Total capacity Combination of indoor unit Input power (kW) door unit (kBtu/h) door unit (kBtu/h) (kBtu/h) Room 1 Room 2 Total Room 1 Room 2 Room 1 Room 2...
Page 193: Cooling Capacity
6-2. Cooling capacity NOTE: Values mentioned in the table are calculated based on the maximum capacity. ¢ Model: AOU18RLXFZ • TC: Total Capacity, SHC: Sensible Heat Capacity, IP: Input Power • The data is based on the following conditions: Pipe length: 24.6 ft (7.5 m), Height difference: 0 ft (0 m) [Outdoor unit—Indoor unit] ...
Page 194  Indoor units: 9,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 7.54 6.16 0.31 8.52 6.15 0.31 8.99 6.78 0.31 9.62 7.12 0.32 10.29 7.28 0.32 10.60 8.09 0.32 7.23 6.01 0.35 8.17 6.00 0.35 8.61 6.62 0.35...
Page 195  Indoor units: 7,000 Btu + 7,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 12.74 10.15 0.56 14.40 10.14 0.57 15.18 11.18 0.57 16.25 11.73 0.58 17.38 12.00 0.59 17.91 13.34 0.59 12.21 9.90 0.63 13.80 9.89 0.64...
Page 196  Indoor units: 7,000 Btu + 12,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 15.12 11.76 0.69 17.08 11.74 0.70 18.01 12.95 0.71 19.28 13.59 0.72 20.61 13.90 0.73 21.25 15.45 0.73 14.49 11.47 0.78 16.37 11.45 0.80...
Page 197  Indoor units: 9,000 Btu + 12,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 15.31 12.02 0.72 17.31 12.00 0.73 18.24 13.24 0.74 19.53 13.89 0.75 20.88 14.22 0.76 21.52 15.80 0.76 14.68 11.72 0.82 16.58 11.71 0.83...
Page 198: Heating Capacity
6-3. Heating capacity NOTE: Values mentioned in the table are calculated based on the maximum capacity. ¢ Model: AOU18RLXFZ • TC: Total Capacity, IP: Input Power • The data is based on the following conditions: Pipe length: 24.6 ft (7.5 m), Height difference: 0 ft (0 m) [Outdoor unit—Indoor unit] ...
Page 199  Indoor units: 9,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 10.98 1.31 10.63 1.35 10.27 1.39 9.91 1.43 9.70 1.45 12.49 1.41 12.10 1.45 11.69 1.49 11.28 1.54 11.03 1.56 13.18 1.37 12.77 1.41 12.33 1.45 11.90 1.49...
Page 200  Indoor units: 7,000 Btu + 7,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 13.01 1.82 12.60 1.88 12.18 1.93 11.75 1.99 11.49 2.02 14.68 1.94 14.22 1.99 13.74 2.05 13.26 2.11 12.97 2.14 16.52 1.90 16.00 1.95 15.46...
Page 201  Indoor units: 7,000 Btu + 12,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 15.02 1.95 14.54 2.00 14.05 2.06 13.56 2.12 13.26 2.15 16.95 1.96 16.42 2.02 15.86 2.08 15.31 2.14 14.97 2.15 18.86 1.96 18.26 2.02 17.65...
Page 202  Indoor units: 9,000 Btu + 12,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 14.87 1.95 14.40 2.01 13.91 2.06 13.42 2.12 13.13 2.15 16.78 1.97 16.25 2.03 15.70 2.09 15.15 2.15 14.82 2.15 18.86 1.97 18.26 2.03 17.65...
Page 203: Capacity Compensation Rate For Pipe Length And Height Difference
7. Capacity compensation rate for pipe length and height difference Height difference H Indoor unit is higher than outdoor unit Indoor unit is lower than outdoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Connection pipe Connection pipe 7-1. Model: AOU18RLXFZ NOTE: Values mentioned in the table are calculated based on the maximum capacity.
Page 204 ¢ Indoor unit: 9,000 Btu Pipe length COOLING 0.956 0.942 0.928 0.977 0.963 0.950 0.936 Indoor unit is higher than outdoor unit *1 0.988 0.981 0.967 0.953 0.940 0.999 0.992 0.985 0.971 0.957 0.943 1.007 1.000 0.993 0.979 0.965 0.951 1.007 1.000 0.993...
Page 205: Additional Charge Calculation
8. Additional charge calculation 8-1. Model: AOU18RLXFZ Refrigerant type R410A lb oz 4 lb 14 oz Refrigerant amount 2,200 ¢ Refrigerant charge 98 or less 164 (Max.) Total pipe length 0.21 oz/ft 30 or less 50 (Max.) lb oz 7.1 oz 14.1 oz (20 g/m) Additional charge...
Page 206: Airflow
9. Airflow 9-1. Model: AOU18RLXFZ  Cooling 3,050 1,795  Heating 2,750 1,619 - 198 - 9-1. Model: AOU18RLXFZ 9. Airflow...
Page 207: Operation Noise (Sound Pressure)
10. Operation noise (sound pressure) 10-1. Noise level curve ¢ Model: AOU18RLXFZ  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000 1,000...
Page 208: Electrical Characteristics
11. Electrical characteristics Model name Item Unit AOU18RLXFZ Voltage 208/230 ~ Power supply Frequency MCA *1 Starting current MAX. CKT. BKR *3 Wiring spec. *2 Power cable *1: Minimum Circuit Ampacity (Calculation based on UL1995) *2: Selected sample based on Japan Electrotechnical Standards and Codes Committee E0005. As the regulations of wire size and circuit breaker differ in each country or region, select appropriate de- vices complied to the regional standard.
Page 209: Safety Devices
12. Safety devices Model Type of protection Protection form AOU18RLXFZ 250 V, 5 A Current fuse (Main PCB) 250 V, 3.15 A Circuit protection Current fuse 250 V, 10 A (Near the terminal) 302 ±27 °F Activate (150 ±15 °C) Fan motor stop Fan motor protection Temperature thermistor...
Page 210: Accessories
13. Accessories Part name Exterior Q’ty Part name Exterior Q’ty Installation manual Drain pipe Drain cap - 202 - 13. Accessories...
Page 211: Outdoor Unit Installation Precautions
14. Outdoor unit installation precautions NOTE: The information listed below are general precautions. Some models also include items that do not apply. 14-1. Places where prohibited for use • Places where there is a danger of combustible gas leakage. • Places where sulfur gas, chlorine gas, acid, alkali, or other matter which effects equipment is gen- erated.
Page 212 - 204 - 14-2. Points to remember when installing 14. Outdoor unit installation precautions...
Page 213: Part 3. Outdoor Unit (3 Rooms Type)
Part 3. OUTDOOR UNIT (3 ROOMS TYPE) MULTI TYPE: AOU24RLXFZ...
Page 214: Specifications
1. Specifications 1-1. Specifications Type Inverter heat pump Model name AOU24RLXFZ Power source 1Ø 208/230 V 60 Hz Available voltage range 187—264V Number 2 to 3 Connectable indoor unit Total capacity range 14,000 to 21,000 Btu/h Non-duct Duct Combination of indoor unit ASU9RLF1 + ASU7RLF1 ×...
Page 215: Dimensions
2. Dimensions 2-1. Model: AOU24RLXFZ Unit: in (mm) Top view 1-9/16 1-1/4 35-7/16 (900) (40) (31) 13 (330) (12) 15-3/4 (400) Front view Side view 25-9/16 (650) Airflow (12) 4-Ø1/2 (Ø12) Bottom view 1-5/8 Drain cap mounting places Drain pipe mounting places (41) - 207 - 2-1.
Page 216: Installation Space
3. Installation space 3-1. Model: AOU24RLXFZ ¢ Space requirement Provide sufficient installation space for product safety.  Single outdoor unit installation • When the upper space is open: Unit: in (mm) When there are obstacles at the rear only. When there are obstacles at the rear and sides.
Page 217  Multiple outdoor unit installation • When the upper space is open: Unit: in (mm) When there are obstacles at the rear only. When there are obstacles at the front only. 60 (1,500) or more 10 (250) 12 (300) or more or more When there are obstacles at the front and rear.
Page 218  Outdoor unit installation in multi-row Unit: in (mm) Single parallel unit arrangement Multiple parallel unit arrangement 6 (150) or more 20 (500) or more 79 (2,000) or more 119 (3,000) or more 24 (600) or more 24 (600) or more 60 (1,500) or more 40 (1,000) or more 10 (250) or more...
Page 219: Refrigerant Circuit
4. Refrigerant circuit 4-1. Model: AOU24RLXFZ - 211 - 4-1. Model: AOU24RLXFZ 4. Refrigerant circuit...
Page 220: Wiring Diagram
5. Wiring diagram 5-1. Model: AOU24RLXFZ - 212 - 5-1. Model: AOU24RLXFZ 5. Wiring diagram...
Page 221: Capacity Table
6. Capacity table 6-1. Combinations ¢ Model: AOU24RLXFZ  Cooling 1) Non-ducted Rated capacity for each indoor Maximum capacity for each in- Total capacity Combination of indoor unit Input power (kW) unit (kBtu/h) door unit (kBtu/h) (kBtu/h) Room 1 Room 2 Room 3 Total Room 1...
Page 222  Heating 1) Non-ducted Rated capacity for each indoor Maximum capacity for each in- Total capacity Combination of indoor unit Input power (kW) unit (kBtu/h) door unit (kBtu/h) (kBtu/h) Room 1 Room 2 Room 3 Total Room 1 Room 2 Room 3 Room 1 Room 2...
Page 223: Cooling Capacity
6-2. Cooling capacity NOTE: Values mentioned in the table are calculated based on the maximum capacity. ¢ Model: AOU24RLXFZ • TC: Total Capacity, SHC: Sensible Heat Capacity, IP: Input Power • The data is based on the following conditions: Pipe length: 7.5 m, Height difference: 0 m [Outdoor unit—Indoor unit] ...
Page 224  Indoor units: 9,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 7.54 6.16 0.31 8.52 6.15 0.31 8.99 6.78 0.31 9.62 7.12 0.32 10.29 7.28 0.32 10.60 8.09 0.32 7.23 6.01 0.35 8.17 6.00 0.35 8.61 6.62 0.35...
Page 225  Indoor units: 14,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 13.58 10.38 0.60 15.34 10.37 0.61 16.18 11.44 0.62 17.32 12.00 0.62 18.51 12.28 0.63 19.08 13.65 0.63 13.01 10.13 0.68 14.70 10.12 0.69 15.50 11.16 0.70...
Page 226  Indoor units: 7,000 Btu + 7,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 12.74 10.15 0.51 14.40 10.14 0.52 15.18 11.18 0.53 16.25 11.73 0.53 17.38 12.00 0.54 17.91 13.34 0.54 12.21 9.90 0.58 13.80 9.89 0.59...
Page 227  Indoor units: 7,000 Btu + 12,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 16.27 12.65 0.73 18.39 12.64 0.74 19.38 13.94 0.75 20.75 14.63 0.76 22.18 14.96 0.77 22.87 16.63 0.77 15.59 12.34 0.83 17.62 12.33 0.84...
Page 228  Indoor units: 7,000 Btu + 18,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 19.44 14.44 1.05 21.97 14.42 1.06 23.16 15.91 1.07 24.80 16.70 1.08 26.51 17.08 1.10 27.33 18.98 1.10 18.63 14.09 1.18 21.06 14.07 1.21...
Page 229  Indoor units: 9,000 Btu + 12,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 15.69 12.43 0.71 17.73 12.42 0.72 18.69 13.70 0.72 20.01 14.37 0.73 21.39 14.71 0.74 22.05 16.34 0.74 15.04 12.13 0.80 16.99 12.12 0.81...
Page 230  Indoor units: 9,000 Btu + 18,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 19.67 14.86 1.05 22.23 14.84 1.06 23.43 16.37 1.07 25.09 17.18 1.08 26.82 17.57 1.10 27.65 19.53 1.10 18.85 14.50 1.18 21.30 14.48 1.21...
Page 231  Indoor units: 12,000 Btu + 14,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 20.43 15.69 1.05 23.08 15.67 1.06 24.34 17.28 1.07 26.05 18.13 1.08 27.85 18.55 1.10 28.71 20.62 1.10 19.58 15.30 1.18 22.12 15.28 1.21...
Page 232  Indoor units: 7,000 Btu + 7,000 Btu + 9,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 18.79 15.33 0.79 21.24 15.31 0.81 22.39 16.88 0.81 23.97 17.72 0.84 25.62 18.13 0.83 26.41 20.15 0.84 18.01 14.95 20.35...
Page 233  Indoor units: 7,000 Btu + 9,000 Btu + 9,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 18.83 15.35 0.88 21.28 15.33 0.90 22.43 16.91 0.90 24.02 17.75 0.91 25.68 18.16 0.92 26.47 20.18 0.93 18.05 14.98 1.00...
Page 234: Heating Capacity
6-3. Heating capacity NOTE: Values mentioned in the table are calculated based on the maximum capacity. ¢ Model: AOU24RLXFZ • TC: Total Capacity, IP: Input Power • The data is based on the following conditions: Pipe length: 7.5 m, Height difference: 0 m [Outdoor unit—Indoor unit] ...
Page 235  Indoor units: 9,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 10.98 1.31 10.63 1.35 10.27 1.39 9.91 1.43 9.70 1.45 12.49 1.41 12.10 1.45 11.69 1.49 11.28 1.54 11.03 1.56 13.18 1.37 12.77 1.41 12.33 1.45 11.90 1.49...
Page 236  Indoor units: 14,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 13.66 1.67 13.23 1.72 12.78 1.76 12.34 1.81 12.07 1.84 15.58 1.78 15.09 1.84 14.58 1.89 14.07 1.94 13.76 1.97 16.55 1.76 16.03 1.81 15.48 1.86 14.94 1.91...
Page 237  Indoor units: 7,000 Btu + 7,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 13.26 1.82 12.84 1.88 12.41 1.93 11.97 1.99 11.71 2.02 15.69 1.94 15.20 1.99 14.68 2.05 14.17 2.11 13.86 2.14 17.23 1.90 16.69 1.95 16.13...
Page 238  Indoor units: 7,000 Btu + 12,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 16.31 2.51 15.79 2.58 15.26 2.66 14.72 2.73 14.40 2.78 18.98 2.67 18.38 2.74 17.76 2.82 17.14 2.90 16.76 2.95 21.00 2.61 20.34 2.69 19.65...
Page 239  Indoor units: 7,000 Btu + 18,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 16.91 2.52 16.37 2.59 15.82 2.67 15.27 2.74 14.93 2.79 19.83 2.63 19.21 2.71 18.56 2.79 17.91 2.86 17.51 2.91 22.39 2.70 21.68 2.77 20.95...
Page 240  Indoor units: 9,000 Btu + 12,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 15.92 2.52 15.41 2.59 14.89 2.67 14.37 2.74 14.05 2.79 18.72 2.54 18.13 2.61 17.52 2.69 16.90 2.76 16.53 2.81 20.73 2.54 20.08 2.61 19.40...
Page 241  Indoor units: 9,000 Btu + 18,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 17.30 2.52 16.75 2.59 16.19 2.67 15.62 2.74 15.28 2.79 20.31 2.63 19.67 2.71 19.01 2.79 18.34 2.86 17.94 2.91 22.96 2.70 22.23 2.78 21.48...
Page 242  Indoor units: 12,000 Btu + 14,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 17.49 2.46 16.94 2.53 16.37 2.60 15.79 2.68 15.44 2.72 20.57 2.57 19.92 2.64 19.25 2.72 18.57 2.79 18.17 2.84 23.32 2.63 22.58 2.70 21.82...
Page 243  Indoor units: 7,000 Btu + 7,000 Btu + 9,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 17.47 2.33 16.92 2.40 16.35 2.47 15.78 2.54 15.43 2.58 20.33 2.45 19.69 2.52 19.02 2.59 18.36 2.67 17.95 2.71 23.03 2.54...
Page 244  Indoor units: 7,000 Btu + 9,000 Btu + 9,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 17.59 2.33 17.03 2.40 16.46 2.47 15.88 2.54 15.53 2.58 20.47 2.45 19.82 2.52 19.15 2.59 18.48 2.67 18.07 2.71 23.19 2.54...
Page 245: Capacity Compensation Rate For Pipe Length And Height Difference
7. Capacity compensation rate for pipe length and height difference Height difference H Indoor unit is higher than outdoor unit Indoor unit is lower than outdoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Connection pipe Connection pipe 7-1. Model: AOU24RLXFZ NOTE: Values mentioned in the table are calculated based on the maximum capacity.
Page 246 ¢ Indoor unit: 9,000 Btu Pipe length COOLING 0.956 0.942 0.928 0.977 0.963 0.950 0.936 Indoor unit is higher than outdoor unit *1 0.988 0.981 0.967 0.953 0.940 0.999 0.992 0.985 0.971 0.957 0.943 1.007 1.000 0.993 0.979 0.965 0.951 1.007 1.000 0.993...
Page 247 ¢ Indoor unit: 14,000 Btu Pipe length COOLING 0.969 0.962 0.953 0.982 0.977 0.970 0.961 Indoor unit is higher than outdoor unit *1 0.988 0.986 0.981 0.973 0.965 0.994 0.992 0.990 0.985 0.977 0.968 1.002 1.000 0.998 0.993 0.985 0.976 1.002 1.000 0.998...
Page 248: Additional Charge Calculation
8. Additional charge calculation 8-1. Model: AOU24RLXFZ Refrigerant type R410A lb oz 4 lb 14 oz Refrigerant amount 2,200 ¢ Refrigerant charge 98 or less 164 (Max.) Total pipe length 0.21 oz/ft 30 or less 50 (Max.) lb oz 7.1 oz 14.1 oz (20 g/m) Additional charge...
Page 249: Airflow
9. Airflow 9-1. Model: AOU24RLXFZ  Cooling 3,300 1,942  Heating 3,300 1,942 - 241 - 9-1. Model: AOU24RLXFZ 9. Airflow...
Page 250: Operation Noise (Sound Pressure)
10. Operation noise (sound pressure) 10-1. Noise level curve ¢ Model: AOU24RLXFZ  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000 1,000...
Page 251: Electrical Characteristics
11. Electrical characteristics Model name Item Unit AOU24RLXFZ Voltage 208/230 ~ Power supply Frequency MCA *1 Starting current MAX. CKT. BKR *3 Wiring spec. *2 Power cable *1: Minimum Circuit Ampacity (Calculation based on UL1995) *2: Selected sample based on Japan Electrotechnical Standards and Codes Committee E0005. As the regulations of wire size and circuit breaker differ in each country or region, select appropriate de- vices complied to the regional standard.
Page 252: Safety Devices
12. Safety devices Model Type of protection Protection form AOU24RLXFZ 250 V, 5 A Current fuse (Main PCB) 250 V, 3.15 A Circuit protection Current fuse 250 V, 10 A (Near the terminal) 302 ±27 °F Activate (150 ±15 °C) Fan motor stop Fan motor protection Temperature thermistor...
Page 253: Accessories
13. Accessories Part name Exterior Q’ty Part name Exterior Q’ty Installation manual Drain pipe Adapter assembly, Washer 1/2 (12.7)→3/8 (9.52) Drain cap [in (mm)] Adapter - 245 - 13. Accessories...
Page 254: Outdoor Unit Installation Precautions
14. Outdoor unit installation precautions NOTE: The information listed below are general precautions. Some models also include items that do not apply. 14-1. Places where prohibited for use • Places where there is a danger of combustible gas leakage. • Places where sulfur gas, chlorine gas, acid, alkali, or other matter which effects equipment is gen- erated.
Page 255: Part 4. Outdoor Unit (4 Rooms Type)
Part 4. OUTDOOR UNIT (4 ROOMS TYPE) MULTI TYPE: AOU36RLXFZ1...
Page 256: Specifications
1. Specifications 1-1. Model: AOU36RLXFZ1 Type Inverter heat pump Model name AOU36RLXFZ1 Power source 1Ø 208/230 V 60 Hz Available voltage range 187—264V Number 2* to 4 Connectable indoor unit Total capacity range 27,000 to 39,000 Btu/h Non-duct Duct Combination of indoor unit ASU9RLF1 ×...
Page 257: Dimensions
2. Dimensions 2-1. Model: AOU36RLXFZ1 Unit: in (mm) Top view 1-9/16 1-1/4 35-7/16 (900) (40) (31) 13 (330) (12) 15-3/4 (400) Side view Front view 25-9/16 (650) Airflow 3/16 (5) Bottom view 1/2 (12) 4-Ø1/2 (Ø12) 1-5/8 (41) - 249 - 2-1.
Page 258: Installation Space
3. Installation space 3-1. Model: AOU36RLXFZ1 ¢ Space requirement Provide sufficient installation space for product safety.  Single outdoor unit installation • When the upper space is open: Unit: in (mm) When there are obstacles at the rear only. When there are obstacles at the rear and sides.
Page 259  Multiple outdoor unit installation • When the upper space is open: Unit: in (mm) When there are obstacles at the rear only. When there are obstacles at the front only. 60 (1,500) or more 10 (250) 12 (300) or more or more When there are obstacles at the front and rear.
Page 260  Outdoor unit installation in multi-row Unit: in (mm) Single parallel unit arrangement Multiple parallel unit arrangement 6 (150) or more 20 (500) or more 79 (2,000) or more 119 (3,000) or more 24 (600) or more 24 (600) or more 60 (1,500) or more 40 (1,000) or more 10 (250) or more...
Page 261: Refrigerant Circuit
4. Refrigerant circuit 4-1. Model: AOU36RLXFZ1 CONDENSER RECEIVER TANK HEAT EXCHANGER PRESSURE SWITCH STRAINER DISTRIBUTOR EXPANSION EXPANSION EXPANSION EXPANSION VALVE VALVE VALVE VALVE STRAINER STRAINER STRAINER STRAINER CHARGING CHARGING CHARGING CHARGING VALVE VALVE VALVE VALVE HEAT EXCHANGER HEAT EXCHANGER HEAT EXCHANGER HEAT EXCHANGER Indoor unit A Indoor unit B...
Page 262: Wiring Diagram
5. Wiring diagram 5-1. Model: AOU36RLXFZ1 - 254 - 5-1. Model: AOU36RLXFZ1 5. Wiring diagram...
Page 263: Capacity Table
6. Capacity table 6-1. Combinations ¢ Model: AOU36RLXFZ1  Cooling 1) Non-ducted Rated capacity for each indoor unit Maximum capacity for each indoor Total capacity Combination of indoor unit Input power (kW) (kBtu/h) unit (kBtu/h) (kBtu/h) Room 1 Room 2 Room 3 Room 4 Total...
Page 264 2) Ducted Rated capacity for each indoor unit Maximum capacity for each indoor Total capacity Combination of indoor unit Input power (kW) (kBtu/h) unit (kBtu/h) (kBtu/h) Room 1 Room 2 Room 3 Room 4 Total Room 1 Room 2 Room 3 Room 4 Room 1 Room 2...
Page 265 ¢ Model: AOU36RLXFZ1  Heating 1) Non-ducted Rated capacity for each indoor unit Maximum capacity for each indoor Total capacity Combination of indoor unit Input power (kW) (kBtu/h) unit (kBtu/h) (kBtu/h) Room 1 Room 2 Room 3 Room 4 Total Room 1 Room 2 Room 3...
Page 266 2) Ducted Rated capacity for each indoor unit Maximum capacity for each indoor Total capacity Combination of indoor unit Input power (kW) (kBtu/h) unit (kBtu/h) (kBtu/h) Room 1 Room 2 Room 3 Room 4 Total Room 1 Room 2 Room 3 Room 4 Room 1 Room 2...
Page 267: Cooling Capacity
6-2. Cooling capacity NOTE: Values mentioned in the table are calculated based on the maximum capacity. ¢ Model: AOU36RLXFZ1 • TC: Total Capacity, SHC: Sensible Heat Capacity, IP: Input Power • The data is based on the following conditions: Pipe length: 7.5 m, Height difference: 0 m [Outdoor unit—Indoor unit] ...
Page 268  Indoor units: 9,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 8.79 6.85 0.35 9.94 6.91 0.36 10.47 7.55 0.36 11.21 7.92 0.37 11.99 8.10 0.37 12.36 9.00 0.37 8.56 6.77 0.41 9.67 6.83 0.42 10.19 7.46 0.42...
Page 269  Indoor units: 14,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 13.71 11.30 0.55 15.50 11.40 0.56 16.34 12.45 0.57 17.49 13.06 0.57 18.70 13.36 0.58 19.28 14.85 0.58 13.34 11.17 0.64 15.08 11.26 0.66 15.90 12.30 0.66...
Page 270  Indoor units: 24,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 19.11 12.55 0.81 21.60 12.66 0.82 22.77 13.82 0.83 24.38 14.51 0.84 26.06 14.84 0.85 26.86 16.49 0.85 18.60 12.40 0.94 21.02 12.51 0.96 22.15 13.66 0.97...
Page 271  Indoor units: 7,000 Btu + 7,000 Btu + 18,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 26.40 23.18 1.18 29.83 23.38 1.20 31.45 25.53 1.21 33.67 26.79 1.22 36.00 27.41 1.23 37.11 30.47 1.24 25.69 22.91 1.37...
Page 272  Indoor units: 7,000 Btu + 9,000 Btu + 12,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 23.64 20.75 1.06 26.72 20.93 1.08 28.16 22.86 1.09 30.15 23.99 1.10 32.23 24.55 1.11 33.23 27.28 1.12 23.00 20.51 1.23...
Page 273  Indoor units: 7,000 Btu + 9,000 Btu + 18,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 27.14 23.83 1.21 30.68 24.04 1.23 32.34 26.25 1.24 34.62 27.55 1.26 37.01 28.19 1.27 38.15 31.33 1.28 26.41 23.55 1.41...
Page 274  Indoor units: 7,000 Btu + 12,000 Btu + 14,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 26.85 23.57 1.12 30.34 23.77 1.14 31.98 25.97 1.15 34.24 27.25 1.16 36.61 27.88 1.18 37.74 30.98 1.18 26.12 23.29 1.31...
Page 275  Indoor units: 9,000 Btu + 9,000 Btu + 9,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 22.82 20.03 1.02 25.79 20.21 1.03 27.19 22.07 1.04 29.11 23.16 1.05 31.11 23.70 1.07 32.07 26.34 1.07 22.21 19.80 1.18...
Page 276  Indoor units: 9,000 Btu + 9,000 Btu + 14,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 26.92 23.63 1.12 30.42 23.84 1.14 32.07 26.04 1.15 34.34 27.32 1.17 36.71 27.95 1.18 37.84 31.07 1.19 26.20 23.36 1.31...
Page 277  Indoor units: 9,000 Btu + 12,000 Btu + 12,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 26.92 23.63 1.20 30.42 23.84 1.22 32.07 26.04 1.23 34.34 27.32 1.25 36.71 27.95 1.26 37.84 31.07 1.27 26.20 23.36 1.40...
Page 278  Indoor units: 9,000 Btu + 12,000 Btu + 18,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 27.59 24.22 1.23 31.18 24.43 1.25 32.87 26.69 1.26 35.19 28.00 1.28 37.62 28.65 1.29 38.78 31.84 1.30 26.85 23.94 1.43...
Page 279  Indoor units: 12,000 Btu + 12,000 Btu + 14,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 27.59 24.22 1.15 31.18 24.43 1.17 32.87 26.69 1.18 35.19 28.00 1.19 37.62 28.65 1.21 38.78 31.84 1.22 26.85 23.94 1.34...
Page 280  Indoor units: 7,000 Btu + 7,000 Btu + 7,000 Btu + 9,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 25.50 22.39 1.07 28.82 22.59 1.09 30.38 24.67 1.10 32.53 25.88 1.11 34.77 26.48 1.12 35.85 29.43 1.13...
Page 281  Indoor units: 7,000 Btu + 7,000 Btu + 7,000 Btu + 14,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 28.34 24.88 1.13 32.02 25.09 1.15 33.76 27.41 1.16 36.14 28.76 1.17 38.64 29.43 1.18 39.83 32.70 1.19...
Page 282  Indoor units: 7,000 Btu + 7,000 Btu + 9,000 Btu + 9,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 26.55 23.31 1.11 30.00 23.51 1.13 31.63 25.68 1.14 33.86 26.94 1.15 36.20 27.57 1.16 37.32 30.64 1.17...
Page 283  Indoor units: 7,000 Btu + 7,000 Btu + 9,000 Btu + 14,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 28.34 24.88 1.13 32.02 25.09 1.15 33.76 27.41 1.16 36.14 28.76 1.17 38.64 29.43 1.18 39.83 32.70 1.19...
Page 284  Indoor units: 7,000 Btu + 9,000 Btu + 9,000 Btu + 9,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 27.89 24.48 1.18 31.52 24.70 1.21 33.23 26.97 1.22 35.57 28.31 1.23 38.03 28.96 1.24 39.20 32.19 1.25...
Page 285  Indoor units: 9,000 Btu + 9,000 Btu + 9,000 Btu + 9,000 Btu Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 28.34 24.88 1.20 32.02 25.09 1.23 33.76 27.41 1.24 36.14 28.76 1.25 38.64 29.43 1.26 39.83 32.70 1.27...
Page 286  Indoor units: 18,000 Btu + 18,000 Btu (with optional kit K9FZ1818) Indoor temperature °FDB °FWB °FDB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 26.85 23.57 1.20 30.34 23.77 1.22 31.98 25.97 1.23 34.24 27.25 1.24 36.61 27.88 1.26 37.74 30.98 1.26 26.12 23.29...
Page 287: Heating Capacity
6-3. Heating capacity NOTE: Values mentioned in the table are calculated based on the maximum capacity. ¢ Model: AOU36RLXFZ1 • TC: Total Capacity, IP: Input Power • The data is based on the following conditions: Pipe length: 7.5 m, Height difference: 0 m [Outdoor unit—Indoor unit] ...
Page 288  Indoor units: 9,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 8.82 1.35 8.61 1.38 8.40 1.40 8.19 1.43 7.98 1.46 10.74 1.37 10.48 1.40 10.23 1.43 9.97 1.45 9.71 1.48 12.39 1.39 12.10 1.42 11.80 1.45 11.51 1.47...
Page 289  Indoor units: 14,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 14.59 1.92 14.24 1.96 13.90 2.00 13.55 2.04 13.20 2.08 17.76 1.95 17.34 1.99 16.91 2.03 16.49 2.07 16.07 2.11 20.50 1.98 20.01 2.02 19.52 2.06 19.03 2.10...
Page 290  Indoor units: 24,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 19.70 3.20 19.23 3.27 18.76 3.33 18.29 3.40 17.82 3.47 23.97 3.25 23.40 3.31 22.83 3.38 22.26 3.45 21.69 3.52 27.67 3.29 27.01 3.36 26.35 3.43 25.69 3.50...
Page 291  Indoor units: 7,000 Btu + 7,000 Btu + 18,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 24.84 3.58 24.24 3.65 23.65 3.73 23.06 3.80 22.47 3.88 30.23 3.63 29.51 3.71 28.79 3.78 28.07 3.86 27.35 3.93 34.89 3.68...
Page 292  Indoor units: 7,000 Btu + 9,000 Btu + 12,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 22.23 3.21 21.70 3.27 21.17 3.34 20.64 3.41 20.11 3.47 27.06 3.25 26.41 3.32 25.77 3.39 25.13 3.46 24.48 3.52 31.23 3.30...
Page 293  Indoor units: 7,000 Btu + 9,000 Btu + 18,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 25.53 3.68 24.93 3.76 24.32 3.84 23.71 3.91 23.10 3.99 31.08 3.74 30.34 3.81 29.60 3.89 28.86 3.97 28.12 4.05 35.87 3.79...
Page 294  Indoor units: 7,000 Btu + 12,000 Btu + 14,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 25.28 3.50 24.68 3.58 24.08 3.65 23.48 3.72 22.87 3.79 30.77 3.55 30.04 3.63 29.30 3.70 28.57 3.77 27.84 3.85 35.51 3.60...
Page 295  Indoor units: 9,000 Btu + 9,000 Btu + 9,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 21.53 3.10 21.02 3.17 20.51 3.23 20.00 3.30 19.48 3.36 26.21 3.15 25.58 3.21 24.96 3.28 24.34 3.34 23.71 3.41 30.25 3.19...
Page 296  Indoor units: 9,000 Btu + 9,000 Btu + 14,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 25.28 3.50 24.68 3.58 24.08 3.65 23.48 3.72 22.87 3.79 30.77 3.55 30.04 3.63 29.30 3.70 28.57 3.77 27.84 3.85 35.51 3.60...
Page 297  Indoor units: 9,000 Btu + 12,000 Btu + 12,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 25.34 3.65 24.74 3.73 24.14 3.81 23.53 3.88 22.93 3.96 30.85 3.71 30.11 3.78 29.38 3.86 28.64 3.94 27.91 4.02 35.60 3.76...
Page 298  Indoor units: 9,000 Btu + 12,000 Btu + 18,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 26.04 3.76 25.42 3.84 24.80 3.92 24.18 3.99 23.56 4.07 31.70 3.81 30.94 3.89 30.19 3.97 29.43 4.05 28.68 4.13 36.58 3.87...
Page 299  Indoor units: 12,000 Btu + 12,000 Btu + 14,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 26.04 3.61 25.42 3.68 24.80 3.76 24.18 3.83 23.56 3.91 31.70 3.66 30.94 3.74 30.19 3.81 29.43 3.89 28.68 3.96 36.58 3.71...
Page 300  Indoor units: 7,000 Btu + 7,000 Btu + 7,000 Btu + 9,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 23.95 3.25 23.38 3.32 22.81 3.39 22.24 3.46 21.67 3.53 29.15 3.30 28.45 3.37 27.76 3.44 27.06 3.51 26.37...
Page 301  Indoor units: 7,000 Btu + 7,000 Btu + 7,000 Btu + 14,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 26.68 3.52 26.04 3.59 25.41 3.67 24.77 3.74 24.14 3.81 32.47 3.57 31.70 3.65 30.92 3.72 30.15 3.80 29.38...
Page 302  Indoor units: 7,000 Btu + 7,000 Btu + 9,000 Btu + 9,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 25.03 3.41 24.43 3.48 23.84 3.55 23.24 3.62 22.64 3.69 30.46 3.46 29.73 3.53 29.01 3.60 28.28 3.67 27.56...
Page 303  Indoor units: 7,000 Btu + 7,000 Btu + 9,000 Btu + 14,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 26.68 3.52 26.04 3.59 25.41 3.67 24.77 3.74 24.14 3.81 32.47 3.57 31.70 3.65 30.92 3.72 30.15 3.80 29.38...
Page 304  Indoor units: 7,000 Btu + 9,000 Btu + 9,000 Btu + 9,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 26.17 3.60 25.55 3.67 24.92 3.75 24.30 3.82 23.68 3.90 31.85 3.65 31.09 3.73 30.33 3.80 29.58 3.88 28.82...
Page 305  Indoor units: 9,000 Btu + 9,000 Btu + 9,000 Btu + 9,000 Btu Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 26.68 3.66 26.04 3.74 25.41 3.82 24.77 3.89 24.14 3.97 32.47 3.72 31.70 3.79 30.92 3.87 30.15 3.95 29.38...
Page 306  Indoor units: 18,000 Btu + 18,000 Btu (with optional kit K9FZ1818) Indoor temperature °FDB °FDB °FWB kBtu/h kBtu/h kBtu/h kBtu/h kBtu/h 25.41 3.66 24.80 3.74 24.20 3.82 23.59 3.89 22.99 3.97 30.92 3.72 30.19 3.79 29.45 3.87 28.71 3.95 27.98 4.03 35.69...
Page 307: Capacity Compensation Rate For Pipe Length And Height Difference
7. Capacity compensation rate for pipe length and height difference Height difference H Indoor unit is higher than outdoor unit Indoor unit is lower than outdoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Connection pipe Connection pipe 7-1. Model: AOU36RLXFZ1 NOTE: Values mentioned in the table are calculated based on the maximum capacity.
Page 308 ¢ Indoor unit: 9,000 Btu Pipe length COOLING 0.956 0.942 0.928 0.977 0.963 0.950 0.936 Indoor unit is higher than outdoor unit *1 0.988 0.981 0.967 0.954 0.940 0.999 0.992 0.985 0.971 0.957 0.943 1.007 1.000 0.993 0.979 0.965 0.951 1.007 1.000 0.993...
Page 309 ¢ Indoor unit: 14,000 Btu Pipe length COOLING 0.955 0.937 0.922 0.974 0.962 0.945 0.930 Indoor unit is higher than outdoor unit *1 0.988 0.978 0.966 0.948 0.934 0.997 0.992 0.982 0.970 0.952 0.937 1.005 1.000 0.990 0.978 0.960 0.945 1.005 1.000 0.990...
Page 310 ¢ Indoor unit: 24,000 Btu Pipe length COOLING 0.978 0.969 0.953 0.986 0.986 0.977 0.961 Indoor unit is higher than outdoor unit *1 0.988 0.990 0.990 0.981 0.965 0.989 0.992 0.994 0.994 0.984 0.968 0.997 1.000 1.002 1.002 0.992 0.976 0.997 1.000 1.002...
Page 311: Additional Charge Calculation
8. Additional charge calculation 8-1. Model: AOU36RLXFZ1 Refrigerant type R410A lb oz 7 lb 1 oz Refrigerant amount 3,200 ¢ Refrigerant charge • 3 or 4 indoor units are connected: 164 or less 230 (Max.) Total pipe length 50 or less 70 (Max.) 0.22 oz/ft lb oz...
Page 312: Airflow
9. Airflow 9-1. Model: AOU36RLXFZ1  Cooling 3,600 1,000 2,119  Heating 3,800 1,056 2,237 - 304 - 9-1. Model: AOU36RLXFZ1 9. Airflow...
Page 313: Operation Noise (Sound Pressure)
10. Operation noise (sound pressure) 10-1. Noise level curve ¢ Model: AOU36RLXFZ1  Cooling  Heating NC-65 NC-65 NC-60 NC-60 NC-55 NC-55 NC-50 NC-50 NC-45 NC-45 NC-40 NC-40 NC-35 NC-35 NC-30 NC-30 NC-25 NC-25 NC-20 NC-20 NC-15 NC-15 1,000 2,000 4,000 8,000 1,000...
Page 314: Electrical Characteristics
11. Electrical characteristics Model name AOU36RLXFZ1 Voltage 208/230 ~ Power supply Frequency MCA *1 24.6 Starting current 17.1 MAX. CKT. BKR *3 Wiring spec. *2 Power cable *1: Minimum Circuit Ampacity (Calculation based on UL1995) *2: Selected sample based on Japan Electrotechnical Standards and Codes Committee E0005. As the regulations of wire size and circuit breaker differ in each country or region, select appropriate de- vices complied to the regional standard.
Page 315: Safety Devices
12. Safety devices Model Type of protection Protection form AOU36RLXFZ1 250 V, 5 A Current fuse (Main PCB) 250 V, 3.15 A Circuit protection Current fuse 250 V, 10 A (Near the terminal) 251 ±16 °F Activate (122 ±9 °C) Fan motor stop Fan motor protection Temperature thermistor...
Page 316: Accessories
13. Accessories Part name Exterior Q’ty Part name Exterior Q’ty Adapter assembly, Washer 1/2 (12.7)→3/8 (9.52) Installation manual [in (mm)] Adapter Adapter assembly, Washer 1/2 (12.7)→5/8 (15.88) Drain cap [in (mm)] Adapter Drain pipe - 308 - 13. Accessories...
Page 317: Optional Parts
14. Optional parts Exterior Part name Model name Summary For 2rooms combination system It can exchange liquid pipe size Ø1/4 in (Ø6.35 mm) for Ø3/8 in (Ø9.52 K9FZ1818 mm), and Ø3/8 in (Ø9.52 mm) for Adapter kit (UTP-MU36A2) Ø1/2 in (Ø12.70 mm). If you choose 2-indoor-units system "18,000 Btu + 18,000 Btu", then you need this kit.
Page 318 ¢ How to use the adapter (optional part K9FZ1818) Indoor unit B (18,000 Btu) Outdoor unit Indoor unit A (18,000 Btu) Exchange liquid pipe size Ø1/4 in (Ø6.35 mm) for Ø3/8 in (Ø9.52 mm) with an adapter kit. UNIT D These ports are not use.
Page 319: Outdoor Unit Installation Precautions
15. Outdoor unit installation precautions NOTE: The information listed below are general precautions. Some models also include items that do not apply. 15-1. Places where prohibited for use • Places where there is a danger of combustible gas leakage. • Places where sulfur gas, chlorine gas, acid, alkali, or other matter which effects equipment is gen- erated.

This manual is also suitable for:

Auu9rlf Auu12rlf Auu18rlf Aru7rlf Aru9rlf Aru12rlf ... Show all

Fujitsu AUU7RLF Design & Technical Manual

Quick Links

Related Manuals for Fujitsu AUU7RLF

Summary of Contents for Fujitsu AUU7RLF

This manual is also suitable for:

Table of Contents