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6
Maintenance
6.1
Notes on safety for the maintenance
The periodic maintenance is essential for the good operation,
safety, yield and duration of the burner.
It allows you to reduce consumption and polluting emissions and
to keep the product in a reliable state over time.
The maintenance interventions and the calibration
of the burner must only be carried out by qualified,
authorised personnel, in accordance with the con-
DANGER
tents of this manual and in compliance with the
standards and regulations of current laws.
Before carrying out any maintenance, cleaning or checking op-
erations:
6.2
Maintenance programme
6.2.1
Maintenance frequency
The gas combustion system should be checked at
least once a year by a representative of the manu-
facturer or another specialised technician.
6.2.2
Checking and cleaning
The operator must use the required equipment dur-
ing maintenance.
Combustion
The optimum calibration of the burner requires an analysis of the
flue gases. Significant differences with respect to the previous
measurements indicate the points where more care should be ex-
ercised during maintenance.
Gas leaks
Make sure that there are no gas leaks on the pipework between the
gas meter and the burner.
Flame inspection window
Clean the flame inspection window (Fig. 35).
Combustion
Adjust the burner if the combustion values found at the beginning
of the operation do not comply with the regulations in force, or do
not correspond to good combustion.
Maintenance
Disconnect the electricity supply from the burner by
means of the main switch of the system.
DANGER
Close the fuel interception tap.
DANGER
Wait for the components in contact with heat sourc-
es to cool down completely.
31
GB
D484
Fig. 35
20027066
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