Fujitsu AOU45RLXFZ User Manual (English)

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Service Instructions100 pages

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Fujitsu AOU45RLXFZ Specifications

General

Brand	Fujitsu
Model	AOU45RLXFZ
Category	Air Conditioner
Language	English

Summary

DESIGN & TECHNICAL MANUAL

AIR CONDITIONER 5-unit Multi-Split Type

Identifies the product as a Fujitsu air conditioner, 5-unit multi-split type.

Part 1: Indoor Unit

2. Specifications

Detailed technical specifications for various indoor unit types like cassette, slim duct, wall-mounted, and floor types.

2-1. Compact Cassette Type

Specifications for the compact cassette indoor unit models.

2-2. Slim Duct Type

Specifications for the slim duct indoor unit models.

2-3. Wall Mounted Type (ASU7-15RLF1)

Specifications for the wall-mounted indoor units in the RLF1 series.

2-4. Wall Mounted Type (ASUH07-15LPAS)

Specifications for the wall-mounted indoor units in the ASUH07-15LPAS series.

2-5. Wall Mounted Type (ASUH18-24LPAS)

Specifications for the wall-mounted indoor units in the ASUH18-24LPAS series.

2-6. Floor Type

Specifications for the floor type indoor units.

3. Dimensions

Provides dimensional drawings and installation space requirements for indoor units.

3-1. Compact Cassette Type

Dimensional drawings and installation space for compact cassette indoor units.

3-2. Slim Duct Type

Dimensional drawings and installation space requirements for slim duct indoor units.

3-3. Wall Mounted Type

Dimensional drawings and installation space for wall-mounted indoor units.

3-4. Floor Type

Dimensional drawings and installation space for floor type indoor units.

4. Wiring Diagrams

Electrical wiring diagrams for different indoor unit types, showing connections for various components.

4-1. Compact Cassette Type

Wiring diagrams for compact cassette indoor units.

4-2. Slim Duct Type

4-3. Wall Mounted Type

4-4. Floor Type

6. Fan Performance

6-1. Slim Duct Type

8. Noise Level Curve

Sound pressure level curves (dB) for different indoor unit types across octave bands.

8-1. Compact Cassette Type

8-2. Slim Duct Type

8-3. Wall Mounted Type

9. Electrical Characteristics

10. Safety Devices

Information on safety features like fuses, thermal protectors, and float switches for indoor units.

11. External Input and Output (Compact Cassette Type and Slim Duct Type Indoor Unit)

11-1. External Input

11-2. External Output

11-3. Combination of External Input and Output

14. Group Connection

15. Remote Controller

Overview, specifications, and system diagrams for various remote controllers (Wireless, Wired, Simple).

15-1. Wireless Remote Controller (AR-REG1U)

15-2. Wireless Remote Controller (AR-RPB1U)

15-5. Wired Remote Controller (UTY-RNNUM: Optional Part)

15-6. Wired Remote Controller (UTY-RNRUZ*: Optional Part)

15-7. Simple Remote Controller (UTY-RSNUM: Optional Part)

15-8. Simple Remote Controller (UTY-RSRY and UTY-RHRY: Optional Parts)

16. Function Settings

Details on adjusting product functions via DIP switches or remote controllers for optimal installation.

16-1. Compact Cassette Type Indoor Unit (Setting by DIP Switch)

16-2. Slim Duct Type Indoor Unit (Setting by DIP Switch)

16-3. Indoor Unit (Setting by Wireless Remote Controller)

16-4. Indoor Unit (Setting by Wired Remote Controller)

16-5. Indoor Unit (Setting by Simple Remote Controller)

16-6. Function Details

16-7. Wired Remote Controller (UTY-RNNUM)

16-8. Simple Remote Controller (UTY-RSNUM)

19. Indoor Unit Installation Precautions

19-1. Places Where Prohibited for Use

19-2. Points to Remember When Installing

Part 2: Outdoor Unit

1. Specifications

Detailed specifications of the AOU45RLXFZ outdoor unit, including capacity, power, and refrigerant details.

2. Dimensions

2-1. Model: AOU45RLXFZ

3. Installation Space

3-1. Model: AOU45RLXFZ

4. Refrigerant Circuit

Diagram illustrating the refrigerant circuit of the AOU45RLXFZ outdoor unit, including components.

4-1. Model: AOU45RLXFZ

Refrigerant circuit diagram for the AOU45RLXFZ outdoor unit.

5. Wiring Diagram

Electrical wiring diagram for the AOU45RLXFZ outdoor unit, showing connections between major components.

5-1. Model: AOU45RLXFZ

Wiring diagram for the AOU45RLXFZ outdoor unit.

6. Capacity Table

Tables showing cooling and heating capacity ratings for various combinations of indoor and outdoor units.

6-1. Combinations

Capacity tables for cooling and heating based on indoor unit combinations.

6-2. Cooling Capacity

Cooling capacity tables in kW for various indoor and outdoor temperature conditions.

6-3. Heating Capacity

Heating capacity tables in kW for various indoor and outdoor temperature conditions.

7. Capacity Compensation Rate for Pipe Length and Height Difference

7-1. Model: AOU45RLXFZ

8. Additional Charge Calculation

8-1. Model: AOU45RLXFZ

10. Operation Noise (Sound Pressure)

Noise level curves for cooling and heating operations, showing sound pressure levels across octave bands.

10-1. Noise Level Curve

11. Electrical Characteristics

12. Safety Devices

Information on the safety devices incorporated in the outdoor unit, such as fuses and thermal protectors.

13. Function Settings

Procedures for setting outdoor unit functions using DIP switches and push switches.

13-1. Setting Methods

14. Check and Test

Procedures for performing check runs, interpreting results, and handling errors or automatic wiring correction.

14-1. Check Run

Detailed procedures for performing check runs, including pre-checks and interpreting results.

14-2. Test Run

14-4. Pump Down

17. Outdoor Unit Installation Precautions

17-1. Places Where Prohibited for Use

17-2. Points to Remember When Installing

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