Table of contents (continued)Part 10 - Lighting the appliance / First start-up 50Fill and refill of the CH section 52General use of the control panel 53Setting of user parameters 53Weather dependent control 55Set the comfort level 56Set the maximum central heating temperature 56Set the hot water comfort 56Vent 57Diagnosis menu 58Read out measured values at user level 58Read out measured values at installer level 58Calibration 60Manual Calibration 60Automatic Calibration 61Service operation 61Part 11 - Installation check list 62Installation 62Start-up 62Operational Checklist 62Before Leaving 62Instructions to Installing Contractor 62Part 12 - Annual maintenance and inspection 63Annual Inspection Checklist 63Crystalline Silica 64Refractory Ceramic Fibers (RFC) 65Part 13 - Parts list 67Part 14 – Troubleshooting 69Servicing the Appliance 69Displaying faults 69Fault history 69Fault codes 70Reset fault 70Fault code list 71Trouble shooting list 71Possible causes and solutions 72Part 15 – Start Up Checklist 73Part 16 – Maintenance Checklist 74