Maintenance; Cleaning The Flue Gas Circuit; Cleaning The Combustion Chamber - DeDietrich GT 330 Installation And Service Manual

7.3 Maintenance

The boiler will only operate efficiently if the exchange
surfaces are kept clean.
The boiler must be cleaned as often as necessary and, like the
chimney, at least once a year or more in accordance with the
prevailing regulations and the insurance contract taken out.
7.3.1

Cleaning the flue gas circuit

7.3.2

Cleaning the combustion chamber

05/03/2013 - 300007650-001-02
The operations described below shall only be performed
with the boiler and power supply off.
- Unhook the front panel.
- Open the cleaning door (top door) by unscrewing the 4 closing nuts
(17 mm spanner).
- Remove the baffle plates.
- Carefully sweep the flue ways with the brush supplied for that
purpose.
- Also sweep the baffle plates and the front panel.
- If possible, use a vacuum cleaner.
- Replace the baffle plates.
- Close the door.
- Unscrew the 4 closing nuts and open the furnace door.
- Brush out the inside of the furnace.
- Use a vacuum cleaner to remove any soot which has accumulated
in the combustion chamber.
- Close the door and replace the front panel.
GT 330
7. Checking and maintenance
27