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Instructions to avoid dangerous situations and ensure peak performance.
Precautions for safe installation work and hazards from unqualified persons.
Precautions for safe operation of the air conditioner.
Section to record model, serial, dealer, and purchase date.
Overview of the sequential steps for installing the air conditioner.
Key steps for refrigerant piping and electrical connections.
Procedures for system testing, vacuuming, refrigerant charging, and customer handover.
Properties and safety precautions for R410A refrigerant.
Factors for choosing the optimal outdoor unit location.
Considerations for installation in snowy, cold, or harsh environments.
Required clearances for unit installation.
Guidelines for anchor bolt placement and foundation requirements.
Safety precautions and methods for lifting the outdoor unit.
Instructions for cutting pipes and preparing flare connections.
Guidelines and precautions for connecting refrigerant pipes.
Precautions for insulating shutoff valves.
Principles, failure causes, and countermeasures for refrigerant piping.
Guidelines for pipe connection and valve operation.
Safety warnings related to welding and refrigerant handling.
Steps for preparing and connecting indoor and outdoor unit pipes.
Methods for drawing refrigerant pipes from front and bottom.
Details on connecting pipes using the header method.
Guidelines for selecting refrigerant pipe diameters.
Warnings about connecting pipe diameters.
Specifics on indoor unit connecting pipes from branches.
Cautions related to pipe bending.
Examples of correct and incorrect pipe connections for series units.
Method for calculating additional refrigerant charge.
Different methods for distributing refrigerant piping.
Warnings and procedures for refrigerant charging and vacuuming.
Instructions for fitting Y branch pipes.
Instructions for fitting header pipes.
Table of Y branch pipe dimensions.
Steps for performing a leak test.
Steps for vacuum drying the system.
Procedures for setting and operating vacuum mode.
Cautions for operation during vacuum mode.
Examples illustrating correct and incorrect pipe insulation methods.
Installation details for various penetration types.
Cautions and regulations for electrical wiring.
Diagrams for field wiring.
Specifications for communication, remote, and central control cables.
Guidelines for separating communication and power cables.
Wiring diagram for single outdoor units.
Wiring diagram for series outdoor units.
Examples of BUS and STAR type communication cable connections.
Wiring details for UX2 main power and communication.
Caution regarding wiring and oil level sensor.
Checking settings via dip switches and initial display.
Step-by-step guide for automatic addressing.
Cautions for PCB replacement and power supply.
Method for setting the Cool & Heat mode.
How to set various functions.
Method for setting static pressure compensation.
Method for setting night low noise function.
Caution regarding setting functions.
Method for setting ODU address.
Caution for setting functions.
Method for setting overall defrost mode.
Method for setting snow removal and defrost.
Caution for setting functions.
Method for setting target pressure.
Caution for changing power or capacity.
Explanation of error indicators and display methods.
List of indoor unit errors and their causes.
List of outdoor unit errors and their causes.
Display codes for outdoor unit errors.
Titles of outdoor unit errors.
Causes for outdoor unit errors.
Descriptions of outdoor unit errors.
Introduction to refrigerant leak precautions and limiting concentration.
Steps to check limiting concentration.
Precautions for installing in corrosive seaside environments.
Guidance on selecting outdoor unit location near the seaside.
Instructions to avoid dangerous situations and ensure peak performance.
Precautions for safe installation work and hazards from unqualified persons.
Precautions for safe operation of the air conditioner.
Section to record model, serial, dealer, and purchase date.
Overview of the sequential steps for installing the air conditioner.
Key steps for refrigerant piping and electrical connections.
Procedures for system testing, vacuuming, refrigerant charging, and customer handover.
Properties and safety precautions for R410A refrigerant.
Factors for choosing the optimal outdoor unit location.
Considerations for installation in snowy, cold, or harsh environments.
Required clearances for unit installation.
Guidelines for anchor bolt placement and foundation requirements.
Safety precautions and methods for lifting the outdoor unit.
Instructions for cutting pipes and preparing flare connections.
Guidelines and precautions for connecting refrigerant pipes.
Precautions for insulating shutoff valves.
Principles, failure causes, and countermeasures for refrigerant piping.
Guidelines for pipe connection and valve operation.
Safety warnings related to welding and refrigerant handling.
Steps for preparing and connecting indoor and outdoor unit pipes.
Methods for drawing refrigerant pipes from front and bottom.
Details on connecting pipes using the header method.
Guidelines for selecting refrigerant pipe diameters.
Warnings about connecting pipe diameters.
Specifics on indoor unit connecting pipes from branches.
Cautions related to pipe bending.
Examples of correct and incorrect pipe connections for series units.
Method for calculating additional refrigerant charge.
Different methods for distributing refrigerant piping.
Warnings and procedures for refrigerant charging and vacuuming.
Instructions for fitting Y branch pipes.
Instructions for fitting header pipes.
Table of Y branch pipe dimensions.
Steps for performing a leak test.
Steps for vacuum drying the system.
Procedures for setting and operating vacuum mode.
Cautions for operation during vacuum mode.
Examples illustrating correct and incorrect pipe insulation methods.
Installation details for various penetration types.
Cautions and regulations for electrical wiring.
Diagrams for field wiring.
Specifications for communication, remote, and central control cables.
Guidelines for separating communication and power cables.
Wiring diagram for single outdoor units.
Wiring diagram for series outdoor units.
Examples of BUS and STAR type communication cable connections.
Wiring details for UX2 main power and communication.
Caution regarding wiring and oil level sensor.
Checking settings via dip switches and initial display.
Step-by-step guide for automatic addressing.
Cautions for PCB replacement and power supply.
Method for setting the Cool & Heat mode.
How to set various functions.
Method for setting static pressure compensation.
Method for setting night low noise function.
Caution regarding setting functions.
Method for setting ODU address.
Caution for setting functions.
Method for setting overall defrost mode.
Method for setting snow removal and defrost.
Caution for setting functions.
Method for setting target pressure.
Caution for changing power or capacity.
Explanation of error indicators and display methods.
List of indoor unit errors and their causes.
List of outdoor unit errors and their causes.
Display codes for outdoor unit errors.
Titles of outdoor unit errors.
Causes for outdoor unit errors.
Descriptions of outdoor unit errors.
Introduction to refrigerant leak precautions and limiting concentration.
Steps to check limiting concentration.
Precautions for installing in corrosive seaside environments.
Guidance on selecting outdoor unit location near the seaside.
General| Refrigerant | R32 |
|---|---|
| Power Supply | 220-240V, 50Hz |
| Operating Temperature (Cooling) | 18°C |
| Operating Temperature (Heating) | 24°C |
| Noise Level (Indoor) | 19 dB |
