38
Instructions for the installer
16
8
32
4
5
7
DANGER!
If, during inspection visits and/or servicing
of the appliance, the heat exchanger/boiler
body has to be dismantled, the sealing gasket
MUST be replaced each time.
When reassembling the distributor, ensure
that the nuts are re-screwed in sequence,
using a suitable dynamometric spanner
calibrated to 10 Nm (1 kgm).
Example of crossed tighting sequence for mixer
Magnesium anode inspection
Check for the water soundness of the D.H.W. Circuit
Recommended servicing operations
Examine all water seal components for soundness
Clean the combustion circuit heat exchanger/body
Clean the fan
Check the gas flow rate and eventual gas adjustment
Check the flue outlet system
Check the hydraulic system
Combustion analysis
Check
annually
Check every
2 years
Check efficiency of fan’s operation
Test for gas soundness
Clean the burner and check the ignition efficiency
Clean the condensate drain siphon and check that
it is discharging correctly
Check the water and gas safety devices
Control the efficiency of the electrical and electronic
components
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