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AIR CONDITIONER
User Manual
Original Instructions
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Thank you for choosing our product.
Please read this Owner' s Manual carefully before operation and
retain it for future reference.
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Table of Contents
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Summarization of Contents

Precautions
Operation and Maintenance Precautions
Safety rules for using and maintaining the air conditioner safely.
Electrical Safety Precautions
Guidelines for safe electrical connections, grounding, and wiring during installation.
Working Temperature Range
Specifies the operating temperature limits for cooling and heating modes.
Remote Controller Operation
Introduction to Remote Functions
Detailed description of each button and its function on the remote.
Cleaning and Maintenance
Clean Filter
Step-by-step guide for removing, cleaning, and reinstalling air filters.
Malfunction Analysis
General Phenomenon Analysis
Lists common issues like no remote signal or no air emission with checks and solutions.
Error Codes
Explains error codes displayed by the unit and troubleshooting steps.
Safety Operation of Flammable Refrigerant
Installation and Maintenance Qualification
Requirements for personnel performing installation and maintenance.
Installation Notes
Specific notes regarding room area and installation environment for safety.
Maintenance Notes
Checks required for maintenance areas and appliance condition.
Requirements for Electric Connection
Safety Precautions
Essential safety measures for electrical work and connections.
Grounding Requirements
Instructions for ensuring correct and safe grounding of the unit.
Installation of Indoor Unit
Choose Installation Location
Guidance on selecting the optimal placement for the indoor unit.
Install Wall-Mounting Frame
Steps for securely mounting the frame that holds the indoor unit.
Connect Indoor Unit Pipes
Procedure for connecting the refrigerant pipes to the indoor unit.
Connect Indoor Unit Wiring
Steps for connecting the power and control wires to the indoor unit.
Hang the Indoor Unit
Final step of mounting the indoor unit onto the wall-mounting frame.
Installation of Outdoor Unit
Fix Outdoor Unit Support
Instructions for securing the base support for the outdoor unit.
Connect Outdoor Unit Pipes
Procedure for connecting refrigerant pipes between indoor and outdoor units.
Connect Outdoor Unit Wiring
Steps for connecting electrical wires to the outdoor unit.
Test Operation
Method of Test Operation
How to start and verify the unit's normal operation after installation.
Configuration of Connection Pipe
Max Length of Connection Pipe
Table showing maximum allowed lengths for connection pipes based on capacity.
Refrigerant Charging Calculation
Method for calculating additional refrigerant and oil for extended pipes.
Pipe Expanding Method
Cut the Pipe
Instructions for cutting refrigerant pipes to the correct length and angle.
Expand the Port
Procedure for using an expander tool to create a leak-proof connection.
Inspection of Expansion
How to check the quality of the expanded pipe port for defects.

Table of Contents