or other bulky metal constructions. We recommend that you
check reliability of RF connection at the place selected before
installing the receiving unit.
ATTENTION! Do not install the receiver unit under the
housing of the boiler or near hot pipes because it may
damage the parts of the device or compromise wireless
(radio-frequency) connection. To avoid electric shock, entrust
a specialist with connecting the receiver unit to the boiler!
Unscrew the two screws at the bottom of the receiver unit
without removing them. Following this, remove the front panel
of the receiver unit then x the back panel to the wall in the
vicinity of the boiler with the screws provided. Remove the
protective carton from the contacts to ensure perfect contact.
The marks of the connections are pressed into the plastic
above the connection points: N, L, 1, 2 and 3.
230 V mains voltage should be supplied to the receiver unit.
This provides the power supply for the device, but this voltage
does not appear on the terminals 1 and 2. We propose to
connect the neutral wire of the network to point N, while the
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