Checking The Burner Gauze Assembly - Viessmann VITODENS 343-F WS4A Installation And Service Instructions Manual

Further details regarding the individual steps
6. Check burner gasket H for
damage.
Generally replace the burner gas-
ket every 2 years.

Checking the burner gauze assembly

Replace the burner gauze assembly if
the wire gauze is damaged.
1. Remove electrodes A.
2. Release three nuts B and remove
burner gauze assembly C.
3. Remove old burner gauze assem-
bly gasket D.
Commissioning, inspection, maintenance
(cont.)
4. Insert a new burner gauze assem-
bly with a new gasket and secure
with three nuts.
Note
Torque: 4 Nm
37