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MULTI-SPLIT AIR CONDITIONER INSTALLATION MANUAL Original Instructions Contents...
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Read the precautions in this manual This appliance is filled with R32. carefully before operating the unit. Service indicator, read technical Read the operator's manual manual...
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Minimum Room Area Safety Awarenes Unpacking Inspection Inspection on Installation Environment Safety Principles of Installation ’...
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Electrical Safety Requirements Qualification Requirements of Installer Indoor Unit Installation 1.Fixing of wall panel and piping layout 2. Piping layout 3. Nitrogen charging for pressure maintaining and leak detection Outdoor Unit Installation 1.Fixing and connection...
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Vacuumizing Leak Detection Post-installation Inspection Items and Test Run Post-installation Inspection Items Items to Be Checked Consequence of Improper Installation Test Run...
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Inspection on Maintenance Environment Maintenance Site Requirements Leak Detection Methods Safety Principles...
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Maintenance Items Maintenance Requirements Maintenance of Electrical Components Maintenance of Intrinsically Safe Elements Removal and Vacuumizing Welding...
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Refrigerant Charging Procedures The following requirements are added as the supplementation of conventional procedures: Requirements on storage site of refrigerant Scrapping and Recovery Scrapping Note: The air conditioner shall be marked (with dates and signature) after being scrapped and the refrigerant is discharged. It shall be guaranteed that the sign on the air conditioner can reflect the flammable refrigerant charged inside.
Read Before Installation Items to Be Checked CAUTION Necessary Tools and Materials...
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R32 leakage Test Items to be strictly observed : Reasons: Vacuuming Vacuum pump with check valve Standard degree of vacuum for the vacuum pump Required accuracy of the vacuum gauge Evacuating time Operating procedure when the vacuum pump is stopped Charging Refrigerant Reasons: Note...
Precautions on Installation Outdoor Unit Installation Guideline Wall facing one side Wall facing two sides Wall facing three sides Limitations on the installation 1.Precautions on installation 2.Selecting a location for installation of the indoor units...
Limitations on the installation Indoor Unit Outdoor Unit Outdoor Unit Indoor Unit Refrigerant piping work 1. Installing outdoor unit 2. Drain work...
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Refrigerant piping work 3. Refrigerant piping work 4. Purging air and checking gas leakage WARNING...
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5. Refilling the refrigerant Precautions when adding R32 Fill from the liquid pipe in liquid form.(recommend) 6. Charging with refrigerant 7.Precautions for Laying Refrigerant Piping Cautions on pipe handling Selection of copper and heat insulation materials...
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8.Cutting and Flaring work of piping 9. On drainage WARNING...
Pump Down Operation In order to protect the environment, be sure to pump down when relocating or disposing of the unit. Wiring work 1. Electric wiring 2. Wiring method 3. Wiring method of outdoor unit: Note: Power cord and communication wire are provided by consumers themselves.
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Wiring work 4. Wiring method of indoor unit Note: When connecting power cord to power supply terminal, please pay attention to the following items: 5. Example wiring diagram.