23
A
B
Fig. 22
1.
Traces of condensate on the outside of the flue
gas collector indicate a leak. In full load operation,
the gaskets can be checked with an inspection mir-
ror. If required, remove the thermal insulation com-
ponents.
Danger
Escaping flue gas poses a risk to health.
Check gaskets on the flue gas collector and
adjust if required.
2.
If required, retighten the gasket at clamping clips
A
and at actuator damper
B
so they are free of
torque stress. Torque: 7 Nm
Note
Repeat the tightness test after approx. 500 hours
run; retighten the screws if necessary. Ensure that
the gasket and clamping clip are seated correctly.
Checking the mixer for ease of operation and leaks
1.
Remove the motorised lever from the mixer han-
dle.
2.
Check the mixer for ease of operation.
3.
Check the mixer for leaks. Replace the O-rings if
the mixer is leaking.
4.
Snap the motorised lever into place.
Checking the thermal insulation for firm seating
Checking the flue system for leaks
Checking the ventilation air apertures in the installation room (only for
open flue operation)
Instructing the system user
The installer should instruct the user in the operation of
the system.
Commissioning, inspection, maintenance
Checking the flue gas collector for tightness
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