5 x Inspection and maintenance
24
BA ROTEX A1 BG Inline - 10/2007
5.2.4 Checking and cleaning the burner
As a rule, the burner does not wear. If there are impurities, or if unsatisfactory combustion values are detected, the burner must
be cleaned and readjusted if necessary.
Open the combustion chamber
Special tool: Combustion chamber key, fixed on the inside of the boiler panels (included in the supply).
• Disconnect the gas condensing boiler from the power supply (fuse, main switch switched off) and secure against being
unintentionally restarted.
• Remove the four M10 hexagonal socket screws.
• Open the combustion chamber upwards An air pressure spring keeps the upper half of the combustion chamber open.
• Remove the top combustion chamber insert by using the combustion chamber key.
• Remove the bottom combustion chamber insert by using the combustion chamber key.
WARNING!
Danger of burning on hot surfaces.
• Before starting work on the burners, the combustion chamber and the combustion chamber inserts, allow
them to cool down.
• Wear protective gloves.
Fig. 5-3 Open combustion chamber Fig. 5-4 Fold the combustion chamber upwards
Fig. 5-5 Lift out the top combustion chamber insert
(shown A1 BG 25i)
Fig. 5-6 Lift out the bottom combustion chamber insert
(shown A1 BG 25i)
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