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General| Star Rating | 3 Star |
|---|---|
| Inverter | Yes |
| Power Supply | 230 V, 50 Hz |
| Refrigerant | R32 |
| Noise Level (Indoor) | 38 dB |
Safety and operational guidelines for service manual users, highlighting potential risks.
Graphs showing cooling/heating capacity variations with temperature for different models.
Tables detailing pressure-temperature relationships for cooling and heating modes.
Graphs illustrating noise levels in relation to operation frequency for indoor and outdoor units.
Wiring diagrams for indoor and outdoor units, showing component connections.
Explanation of symbols and functions displayed on the remote control unit.
Detailed description of each button's function on the remote control for operating the air conditioner.
Definitions of various temperature sensors and unit designations used in the controller system.
Description of auto mode operation, temperature settings, and mode selection logic.
Details on temperature control, compressor operation, and ODU fan motor control in cooling mode.
Specifications and operation parameters for the dry mode, including invalid features.
Details on temperature control and compressor operation logic for heating mode.
Description of fan mode operation, including temperature settings and fan speed control.
Explanation of the sleeping mode operation, display behavior, and duration limits.
Details on using the emergency switch for mode selection and testing purposes.
How the auto-restart function preserves operation data after power interruption.
Details on overload protection mechanisms for cooling, dry, and heating modes.
Protection against IPM module overheating, involving frequency reduction or unit shutdown.
Details on additional functions like ECO, TURBO, and communication control.
Protection against compressor overheating, including frequency limiting and shutdown.
Mechanisms for overcurrent protection, including frequency limiting and unit shutdown.
Diagram illustrating the system architecture for Wi-Fi control of the air conditioner.
Instructions for downloading and installing the control application for the air conditioner.
Important guidelines and considerations before starting installation or maintenance.
Crucial safety precautions to be followed during installation and maintenance procedures.
Safety measures for installation, including transportation, fixing bolts, and working at height.
Safety warnings related to refrigerant handling, charging, and recovery during installation/moving.
Overview of R32 and R290 refrigerants, their properties, and environmental friendliness.
Requirements for minimum room area based on refrigerant charge amount and flammability limits.
Checks required for the maintenance environment and equipment before starting work.
Checks for leaks, room ventilation, fire hazards, and electronic devices during maintenance.
Ensuring maintenance equipment is suitable and calibrated for refrigerant leak detection.
Procedure for checking refrigerant leaks using a detector or concentration detector.
Safety principles during maintenance, including ventilation, fire prohibition, and static electricity.
Requirements for a safe and well-equipped maintenance station, including ventilation and safety devices.
Procedures for welding and maintaining electrical components during service.
Warning about trial operation checks for leakage and ground connection reliability.
Establishing emergency handling plans and precautionary measures for accidents.
Diagrams showing clearance requirements for indoor and outdoor unit installation.
Procedure for drilling wall holes for piping and installing a flexible flange.
Procedure for connecting the indoor unit tubing, including flange nut and tightening.
Importance and procedure for proper drainage installation to prevent siphons and ensure flow.
Steps for making electrical connections to the outdoor unit, including terminal boards and earth connection.
Steps for screwing flare nuts to outdoor unit couplings, emphasizing proper torque.
Procedure for using a vacuum pump to remove air and humidity from the refrigerant circuit.
Methods for detecting refrigerant leaks using a detector or soap water.
List of error codes, their reasons, and remarks for troubleshooting various unit failures.
Flowchart for diagnosing and resolving IDU & ODU communication failure (E0).
Exploded view diagram and parts list for the AIWA-09CHSRINVTP11 indoor unit.
Shows the original status of the indoor unit before starting disassembly.
Steps to remove the front panel, display box, and Wi-Fi module from the indoor unit.
Procedure for unlocking and removing the louver from the indoor unit.
Instructions for removing the air filter from the indoor unit.
Steps for disassembling the middle frame of the indoor unit by removing screws and clasps.
Steps to remove the pipe cover from the base frame of the indoor unit.
Steps to remove the motor cover from the base frame of the indoor unit.
Procedure for disassembling the fan motor and fan blade from the indoor unit.
Steps to remove the PCB cover, valve cover, and top cover from the outdoor unit.
Steps to remove the left and right plates from the outdoor unit assembly.
Steps to remove the electric control box from the outdoor unit.
Procedure for removing the noise cotton from the outdoor unit.
Procedure for removing the 2-way and 3-way valves, with welding precautions.
Steps for removing the 4-way valve assembly, ensuring no damage to compressor.
Steps to remove the fan motor and supporter, noting wiring precautions.
Table comparing Celsius and Fahrenheit temperature readings.
Tables showing resistance and voltage characteristics for indoor and outdoor sensors.
Detailed temperature-resistance characteristics for outdoor unit sensors.
Information on the outdoor unit discharge pipe sensor and measurement procedures.
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