22
A
B
2.
1.
Fig. 14
A
Burner aperture
B
Combustion chamber
1.
Undo 3 screws. Remove locking bracket.
2.
Unscrew the inspection cover and remove.
3.
Clean the combustion chamber and heating surfa-
ces.
■
For normal cleaning, flush the heating surfaces
thoroughly with a jet of water.
■
For stubborn residues, surface stains or soot
deposits, cleaning agents can be used.
For this, observe the following:
–
Only use solvent-free cleaning agents. Ensure
that no cleaning agent gets between the boiler
body and the thermal insulation.
–
Remove soot deposits with alkaline cleaning
agents with surfactant additive.
–
Remove coatings and surface discolouration
(yellow-brown) with slightly acidic, chloride-free
cleaning agents based on phosphoric acid.
4.
Remove loosened deposits from the boiler. Flush
the heating surfaces thoroughly with a jet of water.
Cleaning agent manufacturer's instructions
5. Assemble in reverse order:
Position inspection cover, turn clockwise as far as
it will go by hand.
6.
Position the locking bracket. Apply thread-locking
fluid to the screws. Wind the screws in by hand as
far as they will go, then tighten by 1 turn.
Danger
Leaks can result in poisoning through escap-
ing flue gas.
Check the inspection cover is seated cor-
rectly.
Cleaning the condensate drain system
The condensate drain system comprises
■
Condensate drain
■
Trap
■
Neutralising system
■
All hoses or pipes running between these parts
Note
Clean the inside of the condensate drain system at
least annually.
Commissioning, inspection, maintenance
Cleaning the combustion chamber and heating…
(cont.)
5792 925 GB
Содержание Vitocrossal 100 CI1
Страница 119: ...119 Up to 80 kW Fig 67 Connection and wiring diagram Connection and wiring diagram cont 5792 925 GB Appendix ...
Страница 138: ...138 5792 925 GB ...
Страница 139: ...139 5792 925 GB ...