3064812_201804 15
11.Checkingtheburner
Position the installation key (accessory) and lift the
combustionchamberandswingitout.
The heating water does not need to be drained as the
work can be carried out at system pressure.
●Visualinspectionofgasketsofgassupply
Inspet and if required replace gaskets of gas supply to
mixing chamber. Grease gaskets.