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00CNO0183-C
CONDENSINOX -
Installation, Use and Maintenance
7.2.
Checks on the boiler environment
Before any maintenance operation, a number of common checks should be
carried out on the installation.
• Water pressure: check that the water pressure is greater than 1 bar
when cold.
• Read the make-up water meter. This operation identi
fi
es hydraulic leaks
in the installation. If the consumption of make-up water changes,
fi
nd out
why and make the necessary repairs.
7.3. Cleaning the combustion chamber/exchanger
• Cut the electrical power to the boiler,
• Remove the boiler's top cover,
• Close the gas supply,
• Remove the gas supply, the air inlet hose and
the pressure transfer pipe (on the concentric
exhaust adapter side) as well as the burner
connection assembly located on the back of the
control panel.
• Unscrew the 4 CHC M8 door
fi
xing screws,
• Open the chamber door,
• Remove the turbulators for the exchanger tubes,
• Brush the exchanger tubes with
the tube brush
provided
,
• Brush the combustion chamber with
a brush
suitable for stainless steel
,
• Suck out the deposits in the combustion chamber,
• Suck out the deposits that have fallen into the
smoke box through the chimney sweeping hatch
at the front, and below the body (hatch
fi
xed by
2 M8 H nuts),
• Reclose and
fi
x the chimney cleaning hatch
(change the hatch seal if necessary),
• Replace the turbulators in the exchanger tubes,
• Check that the exchanger tubes are correctly
fi
tted with a turbulator
,
• If necessary, change the combustion chamber
door seal,
• Reclose the combustion chamber door and
tighten it moderately in a cross formation so as
not to damage the door seal,
• Reconnect the gas supply, the air inlet hose and
the pressure transfer pipe (on the concentric
exhaust adapter side) as well as the burner
connection assembly located on the back of the
control panel.
fi
gure 18 - Cleaning the combustion chamber/exchanger
Turbulator
Combustion
chamber
door
Concentric
exhaust adaptor
Sweeping hatch
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