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Peripheral unit connection
To access peripheral unit connections carry out the following steps:
- Disconnect the boiler from the power supply
- Remove the casing by unhooking it from the instrument panel
- Rotate the control panel while pulling it forwards
- Unhook the two clips "a", rotate the cover "b" to have access to the
peripherical connections
- Unscrew the two screws "c" and remove the cover "d" of the
instrument panel to have access to the main P.C.B.
b
a
c
d
Peripheral connections:
FLOOR = Underfl oor heating thermostat
SE =
Outdoor sensor
SOL = Solar temperature probe
TA1 = Room thermostat 1
Sonda Esterna
Outdoor sensor
Termostato limite
impianti a pavimento
Underfloor heating
thermostat
FLOOR
T
B
TA2
Caution!
For the connection and positioning of the wires belong-
ing to optional peripheral units, please refer to the
advice relating to the installation of these units.
Room thermostat connection
- Introduce the thermostat wire
- Loosen the cable clamp using a screwdriver and insert the wires
leading from the room thermostat one at a time.
- Connect the wires to the terminals TA1, removing the jumper
- Make sure that they are well connected and that they are not subject
to traction when the control panel lid is opened or closed
- Close the fl ap again, then replace the control panel cover and the
front casing.
installation
Termostato Ambiente1
Room Thermostat 1
SE
SOL TA1
37
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