AERMEC GLLI20N Handbuch Seite 40

FAILURE OF THE THERMOSTAT FUSES AND REPLACEMENT
The installation and the electri-
cal connections of the units and their
accessories must only be carried out
by people possessing the technical/
professional requisites for system
installation, transformation, exten-
sion and maintenance, and who are
able to check these aspects for the
purposes of safety and correct opera-
tion. They will be generically referred
to in this manual as "Personnel with
specific technical skills". Check that
the power supply is disconnected
before carrying out any procedures
on the unit.
ELECTRICAL CONNECTIONS WITH GLLI10N AND GLLI20N ACCESSORIES
Before installing the electric box, the
configuration of the electronic board
dip-switches needs to be checked in
order to adjust the board to the system.
Connect the VMF-E4 control panel,
supervision network cable, TTL network
GLLI10N
GLLI20N
If the fuses are burnt and for possible
replacement:
• Remove the delivery frame
• Extract the thermostat card
• Open the thermostat box
• Replace the faulty fuses
The fuses are 5 x 20 T series
(delayed) from 2 A to 10 A
• WARNING: for correct replacement,
the 2 A fuse must be inserted in loca-
tion F3, while the 10 A fuse must be
inserted in F2, as shown in the image
below.
cable, and probe and valve cables based
on system requirements.
For the connections, refer to the wiring
diagrams of the fan coil and connected
accessories.
L
N
230VAC
N
230VAC
VMF-SW1
L
F3
F2
43