Buderus Logano G124X II/SP Installation And Maintenance Instructions Manual page 47

Boiler inspection and maintenance
10. Remove boiler jacket.
11. Fold insulation to the side.
12. Unscrew cleaning cover from the venting manifold.
13. Cover control with foil to prevent entry of metal dust
into the control.
14. Use boiler brush to clean out flue gas passages.
15. Clean combustion chamber and bottom insulation.
16. Screw cleaning cover into place and replace
insulation.
13.5.2 Wet cleaning (chemical cleaning)
For the wet cleaning use a suitable cleaning agent for
the degree of build-up of dirt (soot or scale).
Use the same procedure as described for cleaning with
brushes ( Chapter 13.5.1, page 45).
USER NOTE
Observe the directions for use of the
cleaning agent. In some case you may
need use a different procedure from that
described here.
17. Cover control with foil to prevent entry of spray into
the control.
18. Ventilate boiler room well.
19. Spray flue gas vents evenly with the cleaning agent.
20. Replace and install the burner in reverse order of
removal and disassembly (
21. Place the heating system in operation.
22. Heat the boiler water to a temperature of at least
122 °F.
23. Take the boiler out of operation.
24. Allow boiler to cool.
25. Remove burner ( page 45).
26. Brush out flue gas passages.
27. Clean combustion chamber and bottom insulation.
28. Ventilate boiler room well again.
29. Install burner.
30. Attach boiler jacket.
We reserve the right to make any changes due to technical modifications.
Installation and maintenance instructions Logano G124X II/SP special gas-fired boiler • Issue 04/2005
page 45).
1
1
2
Fig. 46 Cleaning the hot flue passages
1 Cleaning brush
2 Insulation
Fig. 47 Wet-cleaning the boiler
13
2
2
3
47