Unit installation

28
Checking the gaskets/seals on the flue gas side
C
A
B
D
1.
Check flue gas collector C and
boiler body
A
for tightness.
2.
Check the lip seal B of the boiler flue
connection for tightness.
Note
The seals/gaskets can also be
checked under full load with an
inspection mirror. If required, remove
the thermal insulation components.
Traces of condensate on the outside
of flue gas collector
C
also point
towards a leak.
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5692 907 GB