Viessmann Vitoplus 300 - Checking the Heating Surfaces for Contamination

Checking the heating surfaces for contamination
1. Pull plug aCA and a-Ö from the
fan. Remove the cables from the
cable clip on the l.h. side of the
boiler.
2. Pull the flame monitor from the
burner retainer.
3. Insert burner retainer A (part of
the cleaning set) into the l.h. side of
the boiler.
4. Undo four nuts from burner B and
remove the burner.
Further details regarding the individual steps (cont.)
21
Initial start-up, inspection, maintenance
5692 536 GB