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Covers dangers, installation requirements, personnel, and general safety measures.
Details safety measures for electrical work, isolation, and qualified personnel.
Highlights safety during maintenance, fault finding, and component replacement.
Warns against unauthorized modifications and stresses the use of approved parts.
Details immediate actions to take if a gas leak is detected.
Explains automatic regulation based on ionisation current and fan speed.
Emphasizes electrical isolation and Swiss-specific regulations.
Guides on fitting the wall bracket, considering gradient and space.
Details attaching spacers, placing the unit, and horizontal alignment.
Outlines steps for filling and venting the heating system, including pre-checks.
Stresses the need for qualified electricians and adherence to regulations.
Specifies requirements for the external mains switch and connection.
Emphasizes qualified personnel and local gas regulations.
Explains approved flue gas lines and combustion air introduction.
Identifies and describes the dial knob, enter, reset, and on/off controls.
Stresses professional execution and checking of all controls and safety equipment.
Provides a checklist for tasks and measurements during initial commissioning.
Guides on viewing error messages and system states during errors.
Covers safety temperature limiters and monitors for the boiler circuit.
Explains safety limiters and monitoring for flue gas temperature.
Explains frost protection measures for DHW operation in version -W.
Lists fault/warning codes, causes, and possible rectifications.
Details specific faults and warnings related to the burner.
Lists faults and warnings related to sensors and motors.
Covers faults related to electronic compound regulation and calibration.
Highlights safety for qualified personnel, appliance cooling, and prior/after work checks.
Provides a comprehensive checklist for WTC servicing tasks.