5
6
b
b
a
c
c
1
2
6
3
2
4
5
8
d
9
8
g
e
f
h
7
7
9
8
8
13
INSTALLER
USER
MAINTENANCE TECHNICIAN
TECHNICAL DATA
ATTENTION:
To protect from possible dispersions of
DC voltage, it is necessary to provide a
type A dierential safety device.
ATTENTION:
If the power cable is damaged, contact a
qualied company (e.g. the Authorised
Technical Assistance Centre) for its re-
placement to avoid a hazard.
e power cable must follow the prescribed route (Parag. 1.4);
If the network fuse on the P.C.B. needs replacing, this must also be
done by qualied personnel: use a 5x20 250V 3.15 A fast fuse.
For the main power supply to the appliance, never use adapters,
multiple sockets or extension leads.
1.8 REMOTE CONTROLS AND ROOM CHRONO
THERMOSTATS OPTIONAL.
e boiler is prepared for the application of room chrono-ther-
mostats or remote controls, which are available as optional kits
(Fig. 7 e 8).
All Immergas chrono-thermostats are connected with 2 wires
only. Carefully read the user and assembly instructions contained
in the accessory kit.
ATTENTION:
disconnect power to the appliance be-
fore any electrical connection.
• On/O Immergas digital chrono-thermostat.
e chrono-thermostat allows:
- set two room temperature value: one for day (comfort tempe-
rature) and one for night (reduced temperature);
- set a weekly programme with four daily switch on and switch
o times;
- selecting the required function mode from the various possible
alternatives:
• manual mode (with adjustable temperature).
• automatic mode (with set programme).
• forced automatic operation (momentarily changing the tem-
perature of the automatic program).
e chrono-thermostat is powered by two 1.5V LR 6 type alkaline
batteries;
• Digital Remote Mini-Control Device with climate chrono-
thermostat and CAR
V2
function.
In addition to the functions described in the previous point,
the Mini-DRC and CAR
V2
panels enable the user to control all
the important information regarding operation of the appliance
and the central heating system with the opportunity of easily
intervening on the previously set parameters without having to
go to the place where the appliance is installed. e Mini CRD
and CAR
V2
panels are equipped with self-diagnosis to display
any boiler functioning anomalies.