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Fujitsu AUYG24LVLA User Manual

Fujitsu AUYG24LVLA
343 pages
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AIR CONDITIONER
Simultaneous multi
DESIGN & TECHNICAL MANUAL
INDOOR
AUYG18LVLB × 4
AUYG22LVLA × 4
AUYG24LVLA × 3
AUYG30LRLE × 3
AUYG36LRLE × 2
AUYG45LRLA × 2
ARYG18LLTB × 4 ARYG22LMLA × 4
ARYG24LMLA × 3
ARYG30LMLE × 3
ARYG36LMLE × 2
ARYG45LMLA × 2
ABYG18LVTB × 4
ABYG22LVTA × 4
ABYG24LVTA × 3
ABYG30LRTE × 3
ABYG36LRTE × 2
ABYG45LRTA × 2
OUTDOOR
AOYG72LRLA
AOYG90LRLA
DR_SM001EF_05
2021.01.08

Table of Contents

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Fujitsu AUYG24LVLA Specifications

General IconGeneral
BrandFujitsu
ModelAUYG24LVLA
CategoryAir Conditioner
LanguageEnglish

Summary

Part 1. Indoor Units

Indoor Unit Specifications

Detailed technical specifications for various FUJITSU indoor unit types.

Indoor Unit Dimensions and Installation Space

Detailed dimensional drawings and installation space requirements for indoor units.

Indoor Unit Wiring Diagrams

Wiring diagrams for various FUJITSU indoor unit types.

Indoor Unit Noise Level Curves

Octave band sound pressure level curves for various indoor unit types and modes.

Indoor Unit Electrical Characteristics

Electrical specifications: power supply, MCA, and wiring for indoor units.

Indoor Unit Safety Devices

Details on PCB fuses and fan motor thermal protectors for indoor units.

Part 2. Outdoor Unit

Outdoor Unit Specifications

Specifications for FUJITSU outdoor units (AOYG72LRLA, AOYG90LRLA).

Outdoor Unit Dimensions

Dimensional drawings for FUJITSU outdoor units (AOYG72LRLA, AOYG90LRLA).

Outdoor Unit Installation Space Requirements

Guidelines for adequate installation space around the outdoor unit.

Outdoor Unit Refrigerant Circuit Diagrams

Refrigerant circuit diagrams for twin, triple, and double twin configurations.

Outdoor Unit Wiring Diagrams

Wiring diagrams for FUJITSU outdoor units.

Outdoor Unit Capacity Tables

Cooling and heating capacity tables for outdoor units under various conditions.

Capacity Compensation for Piping

Compensation rates for pipe length and height difference for outdoor units.

Outdoor Unit Operation Noise Levels

Octave band sound pressure level curves for outdoor units.

Outdoor Unit Electrical Characteristics

Electrical specifications: power supply, MCA, MFA, and motor ratings.

Outdoor Unit Safety Devices

Safety devices for outdoor units: fuses, thermal protectors, pressure switches.

Part 3. System Design

System Installation Precautions

General precautions for installing indoor and outdoor units.

Indoor Unit Installation Precautions

Precautions for indoor unit installation, including prohibited locations.

Outdoor Unit Installation Precautions

Precautions for outdoor unit installation, including prohibited locations and wind/snow.

Refrigerant Piping Design Considerations

Guidelines for pipe material, thickness, lubricant, and tools for refrigerant piping.

R410A Refrigerant Piping Essentials

Key considerations for R410A refrigerant, including pipe material and tools.

Refrigerant Piping Limitations

Allowable height difference, piping length, and pipe size limitations for correct operation.

Refrigerant Pipe Size Selection

Guidance on selecting pipe sizes for twin, triple, and double twin configurations.

Additional Refrigerant Charge Calculation

Formulas and examples for calculating additional refrigerant charge based on piping.

Refrigerant Pipe Installation Procedures

Precautions and procedures for pipe installation, including brazing and bending.

Pipe Installation Cautions

Important warnings regarding piping material, brazing, and treatment.

Refrigerant Pipe Connection

Precautions for connecting pipes, including branch pipes and bending.

Electrical Wiring Design Guidelines

Precautions, power supply cable specs, wiring methods, and connection examples.

Electrical Wiring Precautions and Safety

Safety warnings and regulations for electrical wiring connections.

Power Supply Cable Wiring Specifications

Specifications for power supply cables, transmission cables, and bus wires.

Indoor Unit Setting Configuration

Setting procedures for indoor unit parameters (address, function).

Remote Controller Operations and Specifications

Overview, specifications, and installation of remote controllers.

Indoor Unit Function Settings

Settings for DIP switch, jumper wires, and remote controllers.

Indoor Unit DIP Switch and Jumper Wire Settings

Configuration of DIP switches and jumper wires for unit settings.

Indoor Unit Wireless Remote Controller Settings

Procedure for setting functions using wireless remote controllers.

Indoor Unit Wired Remote Controller Settings

Procedure for setting functions using wired remote controllers.

Indoor Unit Simple Remote Controller Settings

Procedure for setting functions using simple remote controllers.

Outdoor Unit Local Setting Switches

Location and functions of switch buttons on the outdoor unit control PCB.

System Check and Test Procedures

Pre-test run checks, test operation methods, and error code tables.

Test Run Procedures

Steps for performing test runs, including pre-test checks and operation modes.

Error Code Display and Analysis

Explanation of error display modes and error code table.

Pump Down Operation Procedure

Steps for performing the pump down operation to recover refrigerant.

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