40
B
A
Fig. 27
1.
Disconnect cables.
2.
Undo 6 screws on flue gas fan
A
. Pull out motor
B
with the impeller.
3.
Clean the impeller, fan housing and flue outlet with
a spatula and a vacuum cleaner.
4.
Reassemble the flue gas fan in reverse order.
!
Please note
Contact with hot components causes damage to
cables.
Mount the flue gas fan in such a way that the
wiring does
not
come into contact with the fan
casing.
Cleaning the Lambda probe and air dampers
Danger
Risk of burns from hot components.
Switch off the boiler and let it cool down.
Danger
Mains voltage can be life threatening.
When performing maintenance work, isolate the
system from the power supply and safeguard
against re-connection.
Commissioning, inspection, maintenance
Cleaning the flue gas fan
(cont.)
5777 985 GB
Содержание VITOLIGNO 200-S
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Страница 78: ...78 Parts lists Control unit assembly cont 5777 985 GB Components ...
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