10.1 Preparation......................................................................85
10.2 Water-side maintenance....................................................86
10.2.1 Descale the tank.............................................................. 86
10.2.2 Clean the condensate drain................................................87
10.3 Gas-side maintenance....................................................... 87
10.3.1 Clean the burner.............................................................. 87
10.3.2 Clean the heat exchanger.................................................. 87
10.4 Finalization...................................................................... 88
11 Troubleshooting........................................................................ 89
11.1 Errors and warnings..........................................................89
11.1.1 General errors..................................................................90
11.1.2 Displayed errors............................................................... 91
11.1.3 Warnings.........................................................................96
12 Appendices................................................................................97
12.1 Technical details...............................................................97
12.2 Dimensions.................................................................... 101
12.3 Gas details.....................................................................105
12.4 Week program card.........................................................107
12.5 Electrical wiring diagram..................................................109
12.6 Menu structure............................................................... 111
12.7 Declaration of conformity.................................................112
12.8 Warranty....................................................................... 113
Index...................................................................................... 115
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