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2.2.2
Choice of position for UNICO BOILER WALL unit
requisites:
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The wall on which the boiler is installed must be sturdy and able to withstand its weight.
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It must be possible to leave room around the unit for any maintenance operations that may be necessary.
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The following connections must be available near to the appliance: the pipes of the cold water supply and domestic hot water
supply and the electrical power supply (230V 1ph 50Hz).
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In any case a careful examination of the characteristics and consistency of the wall is necessary in order to choose the correct
WARNING
made by the installer.
injury to persons or damage to property.
holes in the bracket.
2.2.4
Drilling pipe passage holes
pipes.
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Drill the hole at the centre of the site of installation using an 8-10 mm bit and tilting it downward towards the outside by 5%.
Finish the hole with a 60 mm auger.
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Fit the coolant lines and the communication cable with the UNICO BOILER MASTER unit through the hole.
2.2.5
Installation of unit
with a nut and washer.
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Make sure the cable is disconnected from the power mains.
Make the pipe connections as described in par. 2.2.7.
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