Ravelli HR EVO 200 SMART Use And Maintenance Manual page 168

Glass cleaning
With a cold boiler, clean the glass with a cloth and glass cleaner.
Note: there are stove glass cleaning products available on the market.
Cleaning the turbulators
During operation, dust and soot are deposited on the surface of the heat exchanger tubes. To ensure smooth operation throughout
the season, it is advisable to periodically clean the heat exchanger when the boiler is cold. Extract the scraper rod and firmly move
the scraper back and forth.
Once you have finished cleaning the exchanger, push the scraper inside the grill (never leave it removed).
Combustion chamber cleaning
To clean the ash drawer, proceed as follows:
step action
1 Vacuum the combustion chamber every day using a bin ash vacuum, making sure that the ashes are completely cold.
Cleaning the pellet tank
To clean the pellet tank, proceed as follows:
step action
1 Periodically remove the wood sawdust accumulated on the bottom of the tank, using a vacuum cleaner.
Extraction duct cleaning
⚠
Periodically check that the extraction duct is free from obstructions (dust, animal hair ...) and remove them if necessary.
It is necessary to be extremely careful not to break the air flow sensor.
Use and maintenance manual HR EVO Smart
Combustion chamber
EN
Rev.1 08/09/2021
Pag.51