22
Separating the neutralising system (if installed) from the boiler
and connecting the drain hose
1.
Separate the hose to the neutralising
system from siphon
A
.
2.
Connect the drain hose to siphon
A
and route it to the drainage sys-
tem.
Cleaning the combustion chamber and heating surfaces
!
Please note
Contact with unalloyed iron and
scratches on parts in contact with
flue gases can lead to corrosion.
Only use plastic brushes, NOT
wire brushes or sharp objects.
1.
Clean the combustion chamber and
heating surfaces.
■ For normal cleaning, flush the heat-
ing surfaces thoroughly with a
water jet.
■ However, you may use cleaning
agents if you notice stubborn resi-
dues, surface discolouration or
soot deposits.
For this, observe the following:
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5692 860 GB
Summary of Contents for CU3A
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