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Critical safety instructions for preventing electric shock during installation and servicing.
Warnings about touching hot or cold piping and internal parts to prevent burns or frostbite.
Details potential hazards from improper installation like water leakage, electric shock, or fire.
Information regarding R410A refrigerant, system cleanliness, and sealing.
Details the major components of the outdoor unit, including piping diagrams.
Outlines essential site requirements for proper installation, including foundation, space, and environmental factors.
Warns about potential oxygen deficiency in closed rooms due to refrigerant leaks.
Provides detailed dimensional drawings of the outdoor units for different models.
Illustrates the required service and air inlet/outlet space around the outdoor unit.
Details on ensuring the unit is installed level on a strong base, considering foundation height and type.
Provides tables and diagrams for selecting appropriate pipe sizes based on capacity and connection type.
Outlines maximum allowable piping lengths, level differences, and branching rules.
Critical advice on brazing procedures, including nitrogen purging and avoiding flux.
General advice on leak testing and vacuum drying procedures, emphasizing the importance of doing it before powering units.
Detailed procedure for the regular installation method of leak testing and vacuum drying.
Procedure for leak testing and vacuum drying when electrical installation is already done.
Specific methods for performing vacuum and pressure leak tests on the refrigerant piping.
Step-by-step guide for vacuum drying to remove moisture from the system.
Critical warnings about electrical installation requiring licensed electricians and compliance with legislation.
Reiterates the danger of electrical shock and refers to general safety precautions.
Crucial safety warning about touching the electronic box while power is supplied.
Explains how to operate push buttons and DIP switches for accessing modes and making settings.
Essential precautions before and during refrigerant charging, including leak testing and proper refrigerant type.
Provides formulas and tables to calculate the correct amount of additional refrigerant needed.
A flowchart detailing the steps for adding refrigerant, including automatic and manual methods.
Procedures and precautions for performing a test run after installation to verify correct operation.
Steps to take if the test operation completes abnormally, including checking malfunction codes.
A comprehensive table listing malfunction codes, their contents, and corresponding solutions.
Steps to check maximum refrigerant concentration and necessary actions if levels are exceeded.
Steps to check maximum refrigerant concentration and necessary actions if levels are exceeded.
Instructions for operating DIP switches and push buttons for field settings.
Steps for performing the check operation, including timing and result interpretation.
How to correct abnormalities found during the check operation, including checking malfunction codes.
Precautions for electrical work, emphasizing grounding and earth leak breakers.
Safety measures for working inside the electrical component box, including static discharge and power off procedures.
Precautions for performing check operation, including powering units and closing panels.
Advice on piping work and refrigerant charging, including tool usage and nitrogen blow.
Instructions for operating DIP switches and push buttons for field settings.
Steps to set modes, adjust parameters using push buttons, and confirm settings.
Detailed steps for charging refrigerant, including calculation and automatic method.
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General