Maintenance; Periodical Inspection - Ferroli OPERA Serie Instrucciones De Uso

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3.3 Maintenance

Periodical inspection

To ensure proper operation of the unit, it is necessary to have an annual inspection carried out by qualified personnel,
providing for the following:
heat exchanger check and cleaning with suitable products if dirty or clogged
check and possible cleaning of burner (do not use chemical products or wire brushes)
check and cleaning of electrodes, which must be free of deposits and properly positioned
seal and gasket check (burner, sealed chamber, etc.)
check and cleaning of sludge remover filters and system filters
check, cleaning and filling of condensate drain traps
check of wiring, contacts, electrical actuators
check and cleaning of generator air inlets and boiler room air intakes
check and cleaning of fume evacuation duct-manifold-flue system.
expansion tank check and prefilling
check of correct and stable system water pressure, ensuring conformity with the required working pressure.
The use of automatic filling systems for reinstatement of operating conditions
B
must provide for adequate treatment of the water (ref. *** 'System water charac-
teristics' on page 139 ***)
check of heating system water chemical and physical parameters (ref. *** 'System water characteristics' on page
139 ***)
water and gas system tightness check
check of correct and stable gas supply pressure to plant (20 mbar for operation with natural gas); any fluctuations
or pressure drops below the declared value can create malfunctioning and stops with need for manual resetting.
burner ignition and control and safety device check (gas valve, flowmeter, thermostats, etc.)
circulating pump check, freeing when necessary
fume analysis and check of combustion parameters
The casing, control panel and aesthetic parts of the boiler can be cleaned with a soft damp cloth, possibly
A
soaked in soapy water. All abrasive detergents and solvents should be avoided.
Burner door opening
To access the burner observe the following instructio-
ns.
166
Remove the cover and front panel (fig. 65).
cod. 3541R960 - Rev. 00 - 09/2019
OPERA
fig. 65
EN

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Este manual también es adecuado para:

Opera 70Opera 125Opera 220Opera 320

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