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General| Brand | Hitachi |
|---|---|
| Model | YUTAKI RAS-2WHVRP1 |
| Category | Air Conditioner |
| Language | English |
Information regarding reproduction, amendments, and disclaimer of responsibility.
Explains the meaning and importance of safety symbols used in the manual.
Provides further safety instructions and warnings regarding unit operation and handling.
Key information for installation, use, and operation of the heat pump system.
Instructions for initial power supply, system checks, and shutdown procedures.
Guidelines for safely installing the outdoor unit, considering environmental factors.
Specifies required clearances for outdoor unit installation and ventilation.
Details on securing the outdoor unit and providing adequate drainage around the foundation.
Guidelines for selecting, preparing, and installing copper pipes for refrigerant.
Instructions for connecting refrigerant pipes to the outdoor unit, including pipe cover.
Procedures for operating stop valves and tightening flare nuts for refrigerant connections.
Details on using flare adapters for indoor and outdoor unit piping connections.
Safety precautions and best practices for pipe brazing using nitrogen gas.
Guidelines for charging refrigerant, including quantity and leak checks.
Table specifying refrigerant charge amounts based on piping length.
Instructions for checking pressure using gas and liquid stop valves.
Instructions for connecting the drain pipe to the unit's drain boss.
Checks for field-supplied electrical components, EMC compliance, and voltage.
Diagrams and instructions for wiring the outdoor unit and its components.
Configuration details for DIP switches on the outdoor unit's PCB.
Guidelines for wiring between indoor and outdoor units, including cable types and connections.
Recommendations for wire sizes, main switches, circuit breakers, and ELBs.
Steps to follow after installation is complete, including test runs and handover.
Details on the high-pressure switch and its function in protecting the compressor.
Information on fan motor protection mechanisms like fuses and internal thermostats.
