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Q
Fig. 6.15
Electric power supply connection
•
Connect the electric power supply cable
coming from the fused spur isolation switch
to the power supply terminal block of the
boiler Fig. 6.16 keeping the same connec-
tions for the live (brown wire) and the neutral
(blue wire). External 3A fuse or fused plug
with same current rating is recommended.
•
Do not connect live wires to terminals
to which the room thermostat must be
connected.
•
Connect the earth cable (yellow/green)
to an effective earth plant.
The earth cable must be the
longest of the electric power
supply cables.
The appliance's electric power supply cable
or wire must have a section no less than
0.75 mm
2
, it must be kept away from hot
or sharp parts and however conform to the
technical regulations in force.
INSTALLATION
power supply
thermostat
Fig. 6.16
The route of the boiler and ambient thermo-
stat's electric power supply cable or wires
must follow the route indicated in Fig. 6.17 .
Fig. 6.17
Remote
External
Probe
Electric
Ambient
- 43 -
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