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General| Brand | LG |
|---|---|
| Model | ATNH186ELFC |
| Category | Air Conditioner |
| Language | English |
Detailed breakdown of indoor unit model naming conventions.
Detailed breakdown of outdoor unit model naming conventions.
Essential safety instructions to prevent injury and property damage.
Safety guidelines specific to the installation process.
Lists all indoor unit models with their respective capacities.
Lists all outdoor unit models with their respective capacities.
Visual representation of different indoor unit types.
Visual representation of different outdoor unit types.
Detailed dimensions for Cassette type indoor units (TE, TF, TD).
Technical specifications for various indoor unit models.
Technical specifications for different outdoor unit models.
Table showing possible combinations of indoor and outdoor units.
Step-by-step instructions for installing cassette type indoor units.
Installation procedures for convertible indoor units.
Installation procedures for concealed duct indoor units.
Steps for preparing and flaring refrigerant pipes.
Instructions for setting up and using the remote controller.
Specific installation guidelines for the AUUH728C outdoor unit.
Specific installation guidelines for the AUUH1008C outdoor unit.
Procedures for securely mounting the outdoor unit.
Guidelines for safely lifting and transporting outdoor units.
Specifications for refrigerant pipe length and height differences.
Detailed steps for connecting refrigerant piping.
Procedure for adding refrigerant based on piping length.
Information on branch kit types and connection specifications.
Instructions for electrical wiring and grounding.
Steps for setting up automatic addressing for indoor units.
Guide for operating multiple indoor units simultaneously.
Steps for testing the installed system and required checks.
Explanation of main unit functions, display, and indicators.
How the unit operates in cooling mode based on temperature.
Explanation of the soft dry operation mode.
How the unit operates in heating mode based on temperature.
Details on fuzzy logic for cooling, dehumidification, and heating.
Settings for airflow speed and timer functions.
Explains Chaos Swing, Natural Wind, Jet Cool, and Auto Restart.
Guide to operating the CST type remote controller.
Guide to operating the duct type remote controller.
Guide to operating the convertible type remote controller.
Detailed explanation of each button on the remote controller.
Explanation of the CST type remote controller display and all functions.
Explanation of the duct type remote controller display and all functions.
Adjusting thermistor settings and air volume for ceiling height.
How to set the External Static Pressure for duct type units.
Procedure for adjusting ESP related to RPM changes.
Features and functions of the simple central control system.
Diagrams and instructions for electrical wiring and central control connection.
Details on connecting multiple units to a central control network.
Procedure for setting addresses for indoor units.
Steps for performing a test run and important installation cautions.
Steps for installing controllers and linking wires.
Instructions for rotary/DIP switch settings and central control accessories.
Overview of the Deluxe Central Control system capabilities.
Key features like monitoring, group management, self-diagnosis.
Details on GUI, scheduling, power backup, mobility, installation, scalability, upgrade.
Explains System Control, Monitor, Setup, and Time Schedule functions.
Describes system setup options and main specifications.
Circuit diagrams for various indoor unit types.
Circuit diagrams for outdoor units (AUUH488C, AUUH728C, AUUH1008C).
Wiring diagrams for different indoor unit chassis types.
Location of components on indoor unit PCBs for Cassette and Duct types.
Location of components on outdoor unit PCBs.
Refrigerant piping diagrams for AUUH488C models (Duo, Trio).
Refrigerant piping diagrams for AUUH728C models (Duo, Trio).
Refrigerant piping diagrams for AUUH1008C models (Quartet, Duo).
Analysis of common issues related to refrigerant cycles and temperatures.
Troubleshooting steps for when the product does not operate at all.
Troubleshooting steps for remote controller malfunctions.
Troubleshooting steps for when the cooling function is not working.
Troubleshooting steps for when the heating function is not working.
Troubleshooting steps for when the indoor fan does not operate.
Troubleshooting steps for when the vertical louver does not operate.
Explanation of self-diagnosis features and error code indicators.
Troubleshooting for indoor air, inlet, and outlet pipe sensors.
Troubleshooting steps for communication errors between units.
Troubleshooting for drain pump and float switch issues.
Troubleshooting for communication between indoor and outdoor units.
Troubleshooting steps for DC peak errors, including compressor checks.
Troubleshooting for current and voltage issues related to C/T sensors.
Troubleshooting for switch open errors and input voltage issues.
Troubleshooting for compressor position errors and PSC faults.
Troubleshooting for high D-pipe temperatures in inverter and constant units.
Troubleshooting for various sensors like D-pipe, air, condenser, suction, heat sink.
Troubleshooting for capacity errors and EEPROM checksum issues.
Troubleshooting steps for phase errors in the unit.
Troubleshooting for high condenser pipe and heat sink temperatures.
Explanation of 3-way valve functions during shipping, installation, and operation.
Steps for pumping down refrigerant before servicing.
Procedure for evacuating the system using a vacuum pump.
Steps for charging the system with refrigerant after evacuation.
Details on Auto Swing, Soft-Dry, Cooling, and Swirl Swing operations.
Explanation of heating mode and hot-start control logic.
Details on Soft-Dry and Cooling mode operations for duct units.
Explanation of heating mode operation for duct units.
Explanation of hot-start control logic for duct units.
Details on Soft-Dry and Cooling mode operations for ceiling & floor units.
Explanation of heating mode operation for ceiling & floor units.
Explanation of hot-start control logic for ceiling & floor units.
Explanation of basic operation and compressor step control.
Graphical representation of cooling and heating operation zones.
Details on Electronic Expansion Valve control for Superheat and Temperature.
Explanation of standard and phase control for outdoor unit fans.
How the reversing valve operates during different modes and processes.
Detailed explanation of the defrost control process and conditions.
Logic for equalizing oil levels between compressors.
Function to prevent compressor damage based on discharge pipe temperature.
Logic for pipe temperature limits and abnormal sensor detection.
Exploded views of various indoor unit chassis (Cassette, Duct, Ceiling & Floor).
Replacement part numbers for various indoor unit chassis.
Exploded views and parts lists for AUUH488C, AUUH728C, AUUH1008C outdoor units.
Replacement part numbers for specific indoor unit chassis (PT-HEC1, PT-HFC, PT-HDC1).
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