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Guidelines for selecting suitable locations for the outdoor unit, considering sunlight, space, and noise.
Specifications for piping length and elevation differences between indoor and outdoor units for different models.
Instructions for performing electrical wiring work, including power sources, ELCBs, and circuit breakers.
Details on connecting power cords and communication cables between indoor and outdoor units, including specifications.
Procedure for connecting the power cable to the outdoor unit, including earthing work and caution points.
Steps for preparing pipes for connection, including cutting, burr removal, and putting on nuts.
Instructions on performing correct flaring work on copper tubes using a flaring tool and checking the results.
Guidance on tightening flare nuts on the outdoor unit's pipe connections using torque wrenches.
Instructions for sealing pipe through-holes with putty or insulation to prevent entry of foreign objects.
How to wrap and secure the connecting portion of the indoor unit with insulation and tape, and route drain hoses.
Checks to be made before leakage testing and evacuation, including tube connections and valve status.
Procedure for performing a leakage test using nitrogen gas and liquid soap to detect leaks in the system.
Steps for evacuating the tubing and indoor unit using a vacuum pump to remove air and moisture.
Final steps after evacuation, including opening valves, removing hoses, and securing connections to prevent leaks.
Important precautions before and during the test run, including power supply and operation modes.
List of items to check after installation is complete, including performance measurements and physical checks.
Instructions for connecting the power supply cable and circuit breaker for the test run.
How to measure and evaluate the air conditioner's performance during the test run, focusing on temperature differences.
Advice on selecting outdoor unit locations in seaside areas, considering sea wind and corrosion.
General| Brand | LG |
|---|---|
| Model | ATUQ22GPLA4 |
| Category | Air Conditioner |
| Language | English |
