CONTENTS
General information for the installer, maintenance technicians and users
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1. Instructions for the user
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1.1. Control panel
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1.2. Operating the boiler
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1.2.1. Switching on
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1.2.2.
Operation
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1.2.2.1. AQUA PREMIUM system
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1.2.2.2. Instantaneous DHW production
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1.2.3. Boiler shut-down
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1.2.3.1. Burner shut-down
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1.2.3.2. Shut-down due to overheating
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1.2.3.3. Shut-down due to air/flue gas system malfunction
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1.2.3.4. Shut-down due to low water pressure
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1.2.3.5. Shut-down due to malfunction of temperature probes
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1.3. Maintenance
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1.4. Information for the user
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2. Technical characteristics and dimensions
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2.1. Technical characteristics
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2.2. Dimensions
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2.3. Boiler layout
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2.4. Operational data
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2.5. Technical specifications
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3. Instructions for the fitter
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3.1. Installation standards
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3.2. Installation
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3.2.1.
Packaging
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3.2.2. Choosing where to install the boiler
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3.2.3. Positioning the boiler
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3.2.4. Installing the boiler
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3.2.5. Boiler room ventilation
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3.2.6. Air/flue gas system
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3.2.7. Air/flue gas system configuration
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3.2.8. Air/flue gas system with 100/60 mm diameter coaxial pipes
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3.2.9. Air/flue gas system with 80 mm diameter split pipes
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3.2.10. 80 mm diameter flue gas discharge system
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3.2.11. Installation examples
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3.2.12. Verifying combustion efficiency
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3.2.12.1. “Chimney sweep” function
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3.2.12.2. Combustion efficiency verification procedure
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3.2.13. Gas mains connection
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3.2.14. Power mains connection
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3.2.15. Room thermostat connection
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3.2.16. Hydraulic connections
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3.2.17. Remote control board installation (optional equipment)
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3.2.18. External probe installation (optional equipment)
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3.2.19. Phone operation device connection (optional equipment)
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3.2.20. Adjustable by-pass
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3.3. Loading the system
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3.4. Starting the boiler
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3.4.1. Preliminary checks
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3.4.2. On/off switching
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3.5. Wiring diagram
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3.6. Switching to different gas and burner adjustment
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4. Testing the boiler
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4.1. Preliminary checks
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4.2. On/off switching
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5. Maintenance
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6. Troubleshooting
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