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General| Brand | LG |
|---|---|
| Model | LSN090HSV4 |
| Category | Air Conditioner |
| Language | English |
Instructions to prevent injury to users, people, and property damage.
Lists various indoor and outdoor unit models and their specifications.
Explains the coding system for model names of indoor and outdoor units.
Lists available functions and accessories for various indoor unit types.
Details airflow control features like auto swing, chaos swing, and jet cool.
Explains the PLASMA Air Purifying System for improved air quality.
Describes the E.S.P. setting for wind strength adjustment during installation.
Covers hot start, self-diagnosis, and soft dry operation features for system stability.
Details various user-friendly operations like auto cleaning, timer, and group control.
Explains special functions such as Low Ambient Control and Auto Elevation Grille.
Explains the basic principle of motor rpm control via compressor frequency.
Details fuzzy control for maintaining evaporating and condensing temperatures.
Describes EEV operation for superheat control at the evaporator outlet.
Explains how oil amount in the compressor is recovered during operation.
Details defrost operation to eliminate ice buildup on the heat exchanger.
Outlines high pressure, low pressure, discharge temp, and input current protection mechanisms.
Steps to check for refrigerant leakage and proper connections before test run.
A flowchart illustrating the test run procedure and troubleshooting steps.
Details test run preparation, precautions, and performance evaluation.
Explains error indicators for indoor units and lists error codes.
Procedure to gather refrigerant into the ODU for leakage checks or replacement.
Steps for evacuating the system (removing air and moisture).
Procedure for charging the system with refrigerant after evacuation.
Analyzes temperature difference and refrigerant pressure for troubleshooting.
Troubleshooting steps for when the product does not operate at all.
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