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Follow safety instructions closely to prevent accidents and material losses.
Explanation of warning symbols for injury and material loss risks.
Defines intended users and supervision requirements for children.
Instructions for authorized connection and electrical requirements.
Guidelines for safe settings and authorized work on the appliance.
Provides definitions for various symbols used in the manual.
Describes the appliance's intended installation and operation in sealed unvented systems.
Outlines inappropriate commercial/industrial use and modifications.
Details of the DHW cylinder with indirect coil for photovoltaic systems.
Details of the DHW cylinder with indirect coil for solar thermal systems.
Commissioning and user instruction must be performed by the heating contractor.
DHW temperature is set at the higher ranking control unit; immersion heater by contractor.
Requirements for system inspection and maintenance by authorized contractors.
Maintenance and cleaning standards for DHW cylinders and connections.
Procedure for checking the safety valve function every six months.
Maintenance for potable water filters to ensure hygienic standards.
Procedure for replacing damaged cables or lines with specified parts.
Instructions for the disposal and recycling of product packaging.
Guidance on the correct disposal and recycling of heating system components and fluids.
Provides contact details for Viessmann for questions regarding maintenance and repair.
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General