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They are blown air burners, with gas-air mixing in the combustion head, one or two ignition phases or modulating.
They are completely automatic and provided with control devices for maximum safety. They may be coupled to any form
of furnace either in depression or in pressure, within the planned working field. The gas part is over-dimensioned to be
able to operate with a very low net pressure. All the components may be easily inspected without disconnecting from
the gas network. They are provided with a cover that gives them a special compactness, protection and sound-conditioning.
Open the gas cock, set the temperature on the boiler thermostat. After the self-check, the unit will automatically start.
Whether the starting should not occur, with the block button on, push it and the unit will repeat the self-check.
If the burner is not going to operate for long, close the gas cock and disconnect the unit from mains.
Once a year ask qualified personnel to do the following:
• Check the inside seal of the valves.
• Clean the filter.
• Clean the fan and the head.
• Check the position of the ignition electrode tips and the position of the control electrode.
• Set the air and gas pressure switches.
• Check the combustion with surveys of CO
• Control the seal of all the gaskets.
, CO and the fumes temperature.
2
DESCRIPTION
STARTING
SWITCHING OFF OF THE UNIT
MAINTENANCE