Checking the heat exchanger for contamination
1.
Pull plug
aCA
and
a-Ö
from the
fan. Remove the cables from the
cable clip on the l.h. side of the
boiler.
2.
Insert burner retainer
A
(part of
the cleaning set) into the l.h. side of
the boiler.
3.
Undo four nuts from burner
B
and
remove the burner.
4.
Hook burner
B
into burner retai-
ner
A
or position on a suitable
surface.
5.
Check for heat exchanger contami-
nation. (if contaminated, continue
with the following chapter).
Further details regarding the individual steps
(cont.)
23
Commissioning, inspection, maintenance
5692
779
GB
Summary of Contents for VITOLADENS333-F
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