If a DHW sensor is connected and the anti-legionella
function is activated, the boiler starts to heat the water in
the DHW tank as soon as the vent programme has been
completed.
By pressing the
S
key for a short time, the current operating status
is shown on the display:
Heat demand
5D
Heat demand stopped
1
: Fan ON
1
: Post-ventilation
"
: Boiler is igniting
5
: Burner stop
3
: Heating System
6
: Post-circulation of the pump
4
: DHW System
0
: Standby
In addition to
0
, in STAND-BY the display normally shows the water
pressure and the symbols
5D
,
5H
and
N
.
During the first commissioning of the boiler, the illumination
of the housing may be absent or weak (maximum charge
of the battery not yet attained). The battery will be fully
charged once the boiler has been connected to the power
for 24 hours..
Error during the start-up procedure:
4
No information is shown on the display:
-
Check the mains supply voltage
-
Check the main fuses
-
Check the fuses on the control panel:
(F1 = 6,3 AT, F2 = 2 AT)
-
Check the connection of the mains lead to the connector
X1
in
the instrument box
4
A fault is indicated on the display by the fault symbol
c
and a
flashing fault code.
-
The meaning of the error codes is given in the error table.
¼
See chapter: "Error codes", page 82
-
Press for 3 seconds on key
J
to restart the boiler.
If the economy setting (eco setting) is on, then, after central
heating operation, the boiler will not start to run for hot tap
water production.
CALORA TOWER GAS 15S EX CALORA TOWER GAS 25S EX
CALORA TOWER GAS 35S EX
6. Commissioning
22/04/2016 - 300026141-001-07
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