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...
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...
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)
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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)
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)
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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)
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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)
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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)
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)
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...
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• 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...
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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)
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)
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¢ 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)
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¢ 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)
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¢ 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...
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¢ 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 -...
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)
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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...
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¢ 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)
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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...
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¢ 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)
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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...
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¢ 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 -...
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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...
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 -...
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)
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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)
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¢ 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)
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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)
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¢ 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)
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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)
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...
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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)
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¢ 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)
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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...
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¢ 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)
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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...
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¢ 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)
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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...
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¢ 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)
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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...
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)
• 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...
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...
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...
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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...
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...
8-5. Sound level check point ¢ Compact cassette type Microphone Microphone - 93 - 8-5. Sound level check point 8. Noise level curve...
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¢ 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.
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 ● ● ● ● ―...
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• 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.
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• 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...
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...
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• 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...
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¢ 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. •...
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¢ 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) •...
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• 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. –...
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¢ 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. •...
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• 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 —...
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: •...
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...
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• 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.
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.
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.
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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).
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¢ 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.
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...
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• 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.
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¢ 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) ...
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...
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¢ 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...
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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...
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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)
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¢ 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...
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 ).
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¢ 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...
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¢ 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...
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¢ 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...
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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)
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¢ 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...
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. ¢...
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.
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¢ 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...
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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.
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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.
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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.
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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.
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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. •...
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¢ 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)
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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...
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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.
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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: •...
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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.
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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...
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.
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¢ 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...
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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.) ●...
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.
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¢ 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.
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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.
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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.
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...
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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"...
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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"...
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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.
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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 ♦...
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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.
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 ...
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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 ♦...
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...
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 •...
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¢ 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.
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¢ 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.
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¢ 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.
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...
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 ◌ ◌ ◌ —...
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¢ 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...
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Communication kit Model: UTY-TWBXF For wall mounted (ASU9RLS2, ASU12RLS2, and ASU15RLS2) type - 170 - 16-3. Others 16. Optional parts...
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.
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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.
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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)
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- 174 - 17-2. Points to remember when installing 17. Indoor unit installation precautions...
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 ×...
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.
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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.
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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...
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...
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¢ 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...
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] ...
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] ...
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.
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...
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.
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...
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.
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- 204 - 14-2. Points to remember when installing 14. Outdoor unit installation precautions...
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 ×...
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.
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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.
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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...
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...
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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...
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] ...
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] ...
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.
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...
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.
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...
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.
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 ×...
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.
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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.
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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...
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...
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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...
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¢ 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...
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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...
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] ...
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] ...
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.
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...
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.
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...
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.
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¢ 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.
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.