39
2.
3.
1.
A
B
4.
Fig. 26
Observe the following sequence:
■
Undo nuts
A
.
■
Shift the hinge or lock plate. To do this with the lock
plate, adjust the nuts
B
on the eye screw.
■
Retighten nuts
A
.
Cleaning the flue gas fan
Danger
Risk of burns from hot components.
Switch off the boiler and let it cool down.
Danger
Working on a running fan can cause serious
injury.
Turn off the boiler and safeguard against restart-
ing.
Note
The flue gas fan requires cleaning in the following
cases:
■
Vibration noises occur due to impeller imbalance
(deposits on the impeller vanes).
■
Output is reduced.
Commissioning, inspection, maintenance
Checking the doors for tightness
(cont.)
5777 985 GB
Содержание VITOLIGNO 200-S
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