Checking And Adjusting The Ignition And Ionisation Electrodes; Cleaning The Heating Surfaces And Installing The Burner - Viessmann Vitodens 200 Service Instructions Manual

Commissioning, inspection, maintenance
Further details regarding the individual steps
Checking and adjusting the ignition and ionisation electro-
des
A Ignition electrodes
1. Check the electrodes for wear and
contamination.
2. Clean the electrodes with a small
brush (not with a wire brush) or
emery paper.

Cleaning the heating surfaces and installing the burner

!
Please note
Scratches on parts which are in contact with flue gases can lead to corro-
sion.
Only use plastic brushes and NOT wire brushes.
18
(cont.)
B Ionisation electrode
3. Check clearances. If the gaps are
not as specified or the electrodes
are damaged, replace and align the
electrodes together with new gas-
kets. Tighten the electrode fixing
screws with 2.5 Nm.