akira AC-S10HK Service Manual

Akira air conditioner
Table of Contents

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Table of Contents
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Summarization of Contents

Chapter 3: Operating Range
1. TEMPERATURE RANGE FOR T1 CLIMATE AIR CONDITIONER
Specifies the operating temperature limits for T1 climate air conditioners.
2. TEMPERATURE RANGE FOR T3 CLIMATE AIR CONDITIONER
Specifies the operating temperature limits for T3 climate air conditioners.
3. Refrigerant Piping
Outside diameter of the refrigerant piping
Details the outside diameters of refrigerant piping for different unit sizes.
CHAPTER 4: REMOTE CONTROLLER
1. ON/OFF BUTTON
Description of the ON/OFF button function for starting and stopping the appliance.
2. MODE BUTTON
Function of the MODE button for selecting the operation mode of the appliance.
3. FAN SPEED BUTTON
Explains how to use the FAN SPEED button to adjust indoor fan motor speed.
4. TEMPERATURE SETTING BUTTON
Details on using the temperature setting button for temperature or timer adjustments.
5. SWING BUTTON
Information on using the SWING button to adjust the airflow direction.
6. SMART BUTTON
Describes the function of the SMART button for fuzzy logic operation.
7. TIMER SET/CANCEL BUTTON
Explains how to set or cancel the timer operation using the button.
8. SLEEP BUTTON
Details on activating or deactivating the SLEEP mode operation.
9. SUPER BUTTON
Function of the SUPER button for initiating fast cooling.
Indication symbols on LCD
Explanation of various symbols displayed on the remote controller's LCD screen.
CHAPTER 5: REFRIGERATION CYCLE
1. Cooling only appliance
Diagram illustrating the refrigeration cycle for cooling-only air conditioners.
2. Heat pump
Diagram illustrating the refrigeration cycle for heat pump air conditioners.
CHAPTER 6: OPERATION DETAILS
1. SAFETY CONTROL
Details safety mechanisms including compressor delay and over-current protection.
2. AIR FLOW DIRECTION CONTROL
Instructions for controlling louver swing and setting airflow direction.
3. COOLING MODE OPERATION
Describes the operational procedures and settings for the cooling mode.
4. DRY MODE OPERATION
Details the operational procedures and settings for the dry mode.
5. HEATING MODE OPERATION
Explains the operation of heating mode, available for heat pump models.
6. COLD AIR PREVENTIVE SYSTEM
Details the system preventing cold air discharge during heating operation.
7. SMART MODE OPERATION
Explains how the smart mode automatically selects operation based on room temperature.
8. AUTO FAN SPEED
Describes how the indoor fan motor speed is automatically controlled.
9. INDOOR FAN SPEED CONTROL
Information on controlling indoor fan speed via auto or manual settings.
10. EMERGENT START
Procedure for operating the appliance using the indoor unit's emergency button.
11. AUTORESTART FUNCTION
Details the function that resumes operation after a power interruption.
12. DEFROST
Describes the defrost operation, its conditions, and indicator.
13. TIMER MODE OPERATION
Instructions for setting and using the timer mode for operation.
14. SLEEP MODE OPERATION
Explains how to activate and use the energy-saving sleep mode.
CHAPTER 7: INSTALLATION
1. SELECT THE BEST LOCATION
Guidelines for selecting optimal indoor and outdoor unit installation locations.
2. DRILL THE PIPING HOLE WITH 70mm DIAMETER HOLE-CORE DRILL
Instructions for drilling the wall hole for refrigerant piping using a specific drill bit.
3. PIPING AND DRAINAGE OF INDOOR UNIT
Steps for preparing and connecting the piping and ensuring proper drainage.
3) Flaring the pipes
Procedure for correctly flaring the ends of the copper refrigerant pipes.
Indoor unit installation
Steps for mounting and securing the indoor unit onto its installation plate.
Connecting the piping to the indoor unit
Guidance on connecting the refrigerant pipes to the indoor unit's ports.
Wrap the insulation material around the connecting portion.
Instructions for applying insulation material to the connected piping.
4. CONNECTING PIPINGS AND THE CABLE TO OUTDOOR UNIT
Process for connecting the refrigerant pipes and electrical cable to the outdoor unit.
5. Checking the Drainage and Connecting the Cable to Indoor Unit
Checking the drainage
Procedure for verifying the indoor unit's drainage system function.
1) Remove the grille from the cabinet
Steps to safely remove the front grille of the indoor unit for access.
2) Check the drainage
Method for testing the drainage by pouring water into the evaporator.
Form the piping
Guidance on shaping and securing the piping for the indoor unit connection.
In case of the outdoor unit is installed below position of the indoor unit.
Specific instructions for piping when the outdoor unit is lower than the indoor unit.
In case of the outdoor unit is installed upper position of the indoor unit.
Specific instructions for piping when the outdoor unit is higher than the indoor unit.
6. AIR PURING OF THE PIPINGS AND INDOOR UNIT
Detailed process for removing air from the refrigerant piping system.
Air purging preparation
Steps to prepare the system and tools before initiating air purging.
Leakage checking
Procedure for inspecting the piping connections for any refrigerant gas leakage.
Air purging
The step-by-step method for purging air from the refrigerant circuit.
Checking a gas leakage for the left piping
Specific instructions for checking gas leaks on the left side of the piping.
CHAPTER 8: 2-WAY, 3-WAY VALVE
Works
Summary table of valve operations for shipping, installation, and servicing.
Shipping
Valve spindle positions and service port status during shipping.
Air purging (Installation)
Valve configurations required for air purging during installation.
Operation
Valve spindle positions and service port status during normal operation.
Pumping down (Transferring)
Valve states required for pumping down refrigerant during transfer.
Evacuation (Servicing)
Valve configurations for system evacuation during servicing.
Gas charging (Servicing)
Valve configurations for charging refrigerant during servicing.
Pressure check (Servicing)
Valve configurations for performing pressure checks during servicing.
Gas releasing (Servicing)
Valve configurations for releasing refrigerant during servicing.
1. AIR PURGING (INSTALLATION)
Detailed steps for purging air from the system during installation.
Air purging procedure
Step-by-step instructions for performing the air purging process.
2. PUMPING DOWN (BEFORE RE-INSTALLATION)
Procedure for pumping down the system before re-installation.
3. RE-AIR PURGING FOR RE-INSTALLATION
Steps for performing air purging again when re-installing the unit.
4. BALANCE REFRIGERANT OF THE 2-WAY, 3-WAY VALVES (GAS LEAKED)
Procedure for balancing refrigerant when gas has leaked from the valves.
5. EVACUATION (ALL AMOUNT OF REFRIGERANT LEAKED)
Steps for evacuating the system when all refrigerant has been lost.
6. GAS CHARGING (AFTER EVACUATION)
Procedure for charging the system with refrigerant after evacuation.
CHAPTER 9: TROUBLESHOOTING
1. REFRIGERATION CYCLE SYSTEM
Troubleshooting guide for issues related to the refrigeration cycle system.
Checking procedure
Methodology for checking the refrigeration cycle and its parameters.
2. RELATION BETWEEN THE CONDITION OF THE AIR CONDITIONER AND PRESSURE AND ELECTRIC CURRENT IN COOLING OPERATION
Correlating operating conditions with pressure and electric current readings.
3. DIAGNOSIS METHODS OF A MALFUNCTION OF A COMPRESSOR
Methods for diagnosing common malfunctions of the compressor.
4. TROUBLE SUSPENSION TABLE
Table listing symptoms, probable causes, and corrective actions for common issues.
5. Checking procedure of control circuit
Procedure for inspecting and troubleshooting the unit's control circuit.
CHAPTER 10: EXPLODED DRAWINGS
1. Exploded view of indoor unit for model: AC -S10CK, AC -S10HK
Exploded view diagram showing all parts of the indoor unit for specified models.
2. Exploded view of outdoor unit for model: AC -S10CK
Exploded view diagram showing all parts of the AC-S10CK outdoor unit.
3. Exploded view of outdoor unit for model: AC -S10HK
Exploded view diagram showing all parts of the AC-S10HK outdoor unit.
CHAPTER 11: PART LIST
1. Part List of Indoor Unit for AC-S10CK
List of all part numbers and quantities for the AC-S10CK indoor unit.
3. Part List of Indoor Unit for AC-S10HK
List of all part numbers and quantities for the AC-S10HK indoor unit.
5. Part List of Outdoor Unit for AC-S10CK
List of all part numbers and quantities for the AC-S10CK outdoor unit.
6. Part List of Outdoor Unit for AC-S10HK
List of all part numbers and quantities for the AC-S10HK outdoor unit.

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