25
Checking gaskets and thermal insulation components on the
boiler
1.
Check the gasket/seal on the flue gas
collector
A
between the flue gas col-
lector
C
and the boiler body
B
for
tightness.
2.
Check lip seal
D
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 860 GB
Summary of Contents for CU3A
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