Ravelli HR EVO 300 SMART Manual De Uso Y Mantenimiento página 172

Checking the seals
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This operation must be carried out by a Ravelli Service Centre. Plan this type of cleaning with the Ravelli Service Centre.
When thoroughly cleaning the boiler, the authorised technician must check that the gaskets of
- port
- hatches
are intact. If not, they will have to be replaced.
Smoke conduit cleaning
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This operation must be carried out by a Ravelli Assistance Centre. Schedule this type of cleaning with the Ravelli Assistance
Centre.
The boiler is equipped with some hatches for cleaning the internal smoke ducts.
To clean the smoke ducts, proceed as described below:
step action
1 Open the hatches.
2
Clean the ashes, eventually use a brush or similar and reassemble everything.
Note: the hatches are equipped with gaskets, therefore, before reassembling them, make sure that the gaskets are not
worn.
Note: The operation must be carried out when the boiler is cold, using an ash vacuum cleaner.
1
⚠
If necessary, the door can be
removed
Use and maintenance manual HR EVO Smart
2
x10
Rev.1 08/09/2021
Pag.55
3
EN