Rev.1 26/03/2018
Pag.70
EN
Schedule the above extraordinary maintenance activities with the Authorised Assistance Centre.
Deep combustion chamber cleaning
! IMPORTANT
To clean the combustion chamber, proceed as follows:
1
Remove the vermiculite stop
2
Remove the vermiculite.
Use and maintenance manual Dual 9 super
This operation must be carried out by a Ravelli Assistance Centre.
Schedule this type of cleaning with the Ravelli Assistance Centre.