Checking And Adjusting Electrodes - Viessmann Vitodens 100-W WB1B Installation And Service Instructions Manual

Commissioning, inspection, maintenance
Further details regarding the individual steps
1. Remove electrode B.
2. Undo the three cheese-head
screws and remove thermal insu-
lating ring C.
3. Undo the four Torx screws and
remove burner gauze assembly D
with its gasket E.

Checking and adjusting electrodes

26
(cont.)
4. Insert and secure a new burner
gauze assembly D with a new
gasket E.
Fixing screw torque: 3.5 Nm.
5. Refit thermal insulation ring C.
Fixing screw torque: 3.5 Nm.
6. Refit the electrode B.
Fixing screw torque: 3.5 Nm.
1. Check the electrode for wear and
contamination.
2. Clean the electrode with a small
brush (not with a wire brush) or
emery paper.
3. Check the electrode gaps. If the
gaps are not as specified or the
electrode is damaged, replace and
align the electrode together with a
new gasket. Tighten the electrode
fixing screws with 3.5 Nm.