10.3
Specific maintenance work
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10.2.5
Checking the combustion
Combustion is checked by measuring the O
gas outlet duct.
10.2.6
Cleaning the siphon
1. Remove the siphon from the boiler and clean it.
2. Fill the siphon with clean water and attach the siphon.
Danger
The siphon must always be sufficiently filled with water. This pre
vents flue gases from entering the room.
Perform the specific maintenance work if this proves to be necessary fol
lowing the standard inspection and maintenance work. To conduct the
specific maintenance work:
10 Maintenance
/CO
percentage in the flue
2
2
53