HDG F20 - Checking the Doors Are Tight

7 Cleaning and servicing the heating system – Procedure
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1. Allow the fire in the boiler to burn out and cool off.
2. Open the fuel chamber door (1).
3. Unhook the side, rear and front panels (2).
4. Clean the panels (2) with the scraper.
5. Clean the fuel chamber walls with the scraper.
6. Reinstall the panels (2) in reverse order.
7. Close the fuel chamber door (1).
✓ Cleaning of the panels is complete.
CHECKING THE DOORS ARE TIGHT
FUEL CHAMBER DOOR 1. Allow the fire in the boiler to burn out and cool off.
2. Open the fuel chamber door (1).
✎ See “Cleaning the fuel chamber and secondary air openings” in
this section.
Figure 7/14 - Clean the panels
1
2
Important!
✎ Observe the “Generally applicable safety instructions” in this
section.
Figure 7/15 - Checking the fuel chamber door for leaks
3
1
2