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Product name and model series for Vaillant ecoFIT pure appliances.
Specifies the proper and prohibited uses of the product.
Details the required professional qualifications for handling the product.
Provides crucial safety information to prevent risks and damage.
Safety precautions to take if gas is smelled.
Safety precautions related to flue gas, including poisoning and burns.
Safety measures to prevent electric shock during product work.
Precautions against explosions and fire from hazardous substances.
Safety advice concerning high temperatures to prevent burns and damage.
Information on heating water quality to prevent product damage.
Instructions for installing necessary safety devices.
Requirement to observe national regulations, standards, and laws.
How the product behaves during an electrical supply failure.
Description of the overheating safety shutdown mechanism.
Explanation of the built-in frost protection device.
Action to take if the condensate drain becomes blocked.
Procedures and safety measures for electrical installation.
Detailed instructions for performing the electrical wiring.
Steps for safely establishing the main power supply to the product.
Instructions for connecting external controls to the product's electronics.
Procedure for initial product start-up using the benchmark checklist.
Guidelines for checking and treating heating water quality.
Safety measures related to insufficient water pressure.
Procedure for checking and adjusting the gas settings.
Procedure for checking the gas flow rate against specifications.
Procedure for checking the gas inlet working pressure.
Procedure for measuring and setting the CO2 content.
Procedure for checking the gas, heating, and hot water circuits for leaks.
Adjusting settings to prevent frequent burner cycling.
Adjusting the speed and output of the high-efficiency pump.
Procedure for setting the bypass valve to optimize pump operation.
Procedure for setting the domestic hot water temperature, including legionella prevention.
Overview of required inspection and maintenance tasks.
Procedure for adjusting the CO2 content for optimal combustion.
Final steps for completing inspection and maintenance tasks.
General guidance on how to eliminate detected faults.
Procedure for accessing and clearing the fault memory.
How to reset product parameters to their factory default settings.
Instructions for replacing various defective components.
Table detailing inspection and maintenance tasks and intervals.
List and explanation of fault codes and their possible causes.
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General
