Checking And Adjusting The Ignition And Ionisation Electrodes; Checking The Back Draught Safety Device - Viessmann VITODENS 200-W Installation And Service Instructions Manual

Checking and adjusting the ignition and ionisation electrodes

+2
6
0
A
Fig. 22
Ignition electrodes
A
Ionisation electrode
B
1. Check the electrodes for wear and contamination.
2. Clean the electrodes with a small brush (not a wire
brush) or sandpaper.

Checking the back draught safety device

Only for multiple connections to a flue system or multi
boiler systems with a flue gas cascade.
B
A
Fig. 23
+3
5
0
A
Commissioning, inspection, maintenance
10
±1
B
3. Check the electrode gaps. If the gaps are not as
specified or the electrodes are damaged, replace
the electrodes and gaskets and adjust them as
required.
!
Please note
Tighten screws enough
to ensure the components do not suffer
damage and will function correctly.
1. Undo 2 screws and remove fan
2. Remove back draught safety device
3. Check the damper and gasket for dirt and damage.
Replace if necessary.
4. Refit back draught safety device
5. Refit fan and secure with 2 screws.
A
!
Please note
Tighten screws enough
to ensure the components do not suffer
damage and will function correctly.
A .
.
B
.
B
35