41
AGUADENS
COSMOGAS
7 - USE
Figure 7.1 - Control board
Key for figure 7.1
A - On/off switch
B - Reset Key
C - Burner status (the burner is on when this icon is
present)
D - State of the domestic water service:
Icon off = domestic water off
Icon on = domestic water active but not operating
Icon flashing
= domestic water active and operating
E - Unit of measurement of the pressure displayed
F - Heating plant pressure or indicator of the various
parameters inside the various menus
G - Icon for entry into the “Installer” menu
H - Domestic hot water temperature or indicator of the
values assumed by the various parameters
L - Unit of measurement of the temperature displayed
M - Appliance blocked (see paragraphs 7.11.1 and 7.11.2
for the diagnostics)
N - Key for switching on and increasing the temperature of
the domestic hot water or for scrolling and changing the
value of the parameters
P - Key for reducing the temperature of the domestic
hot water (below minimum, the domestic hot water is
switched OFF) or for scrolling and changing the value of
the parameters
7.1 - Valve positions
- The gas isolation valve must be open;
- Any service valves which are fitted on the cold and hot water
supply pipes must be open.
7.2 - Display
During operation the display shows the appliance operating
state as well as other information as indicated in chapter
7.11 (Diagnostics). Other parameters can be consulted
through the “User menu” (see paragraph 7.9), which are
useful for understanding operation of the appliance and to
control the latest blocks or errors occurring.
After 5 minutes of normal operation, the display switches off
completely to save energy. Just press any key to switch it
back on.
In the case of any anomaly, the display switches back on
automatically. This function can be modified by following
chapter 7.8 (Energy saving).
7.3 - Ignition procedure
1.- open the gas isolation valve;
2.- power the appliance electrically;
3.- adjust the temperature of the domestic hot water as per
chapter 7.5.
The command and control equipment will switch the burner on.
If ignition does not take place within 20 seconds, (the appliance
automatically re-attempts ignition 3 times), it blocks and the
visual display will show
Loc 1
.
Press the RESET key to restore the normal operating
conditions.
The appliance will automatically attempt a new ignition.
