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General| Brand | LG |
|---|---|
| Model | UU70W |
| Category | Air Conditioner |
| Language | English |
Staple receipt for warranty, record model and serial numbers.
Crucial safety warnings and cautions regarding installation, operation, and product handling.
Precautions for safe installation, including electrical work, grounding, and structural support.
Safety guidelines for operating the unit, including flammable materials and lifting.
Criteria for selecting suitable outdoor unit installation locations, considering environmental factors.
Guidelines for pipe length, elevation differences, and additional refrigerant charging requirements.
Specifications for branch pipe length, height difference, and synchro operation.
Method for calculating additional refrigerant charge based on pipe length and diameter.
Table detailing possible indoor unit combinations for synchro operation.
Essential safety measures and proper techniques for lifting and handling the outdoor unit.
Diagram and dimensions for correctly locating anchor bolts for unit installation.
Instructions for securing the unit, base support, anti-vibration materials, and warnings.
Steps for pipe cutting, burr removal, nut fitting, and flaring work for pipe connections.
Guidelines for selecting pipe materials and proper storage methods to prevent contamination.
Key principles for refrigerant piping: drying, cleanliness, and airtightness, and their cause of failure.
Procedure for using nitrogen gas during welding to prevent oxide film formation.
Steps and safety warnings for connecting refrigerant pipes and operating valves.
Using knock-outs for pipe drawing, and precautions during pipe work.
Procedure for removing the leakage prevention cap before pipe work.
Methods for drawing out pipes from the front and right side of the unit.
Methods for drawing out pipes from the bottom and rear sides of the unit.
Guidelines for welding pipe connections, including nitrogen flow.
Instructions for insulating refrigerant pipes to prevent condensation and ensure efficiency.
General requirements for electrical wiring, power source selection, and ELCB.
Procedure for connecting cables between indoor and outdoor units, matching terminals and colors.
Compliance with standards for power cords and connecting cables, including cross-sectional area.
Guidelines for using round pressure terminals, avoiding mixed wire thicknesses, and ensuring screw tightness.
Procedure for connecting the main power cable to the outdoor unit, including earthing.
Example of connecting power and communication cables, maintaining separation to avoid interference.
Instructions for taping and securing piping, drain hose, and connecting cables, with trap requirements.
Steps for preparing the system and performing a leakage test using nitrogen gas and liquid soap.
Procedure for evacuating the system with a vacuum pump and completing the installation steps.
Important precautions, procedures, and checks during the test run and initial operation.
Final checks on wiring, power source, voltage, cable thickness, and leakage breakers.
Guidance on customer handover, including operation and maintenance procedures.
Table of error codes, descriptions, and LED indicators for outdoor unit faults.
Configuration of DIP switches for various operational modes, including synchro operations.
DIP switch settings specifically for Synchro Duo, Trio, and Quartet modes.
Warnings and guidelines for installing units in corrosive seaside environments to prevent damage.
Guidelines for choosing outdoor unit locations near the sea, considering windbreaks and water drainage.
