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Fig. 7.12
• Open the gas cock
• Make sure that the ambient thermostat is in
the "heat request" position".
• Check the correct functioning of the boiler.
• Check the gas pressures and flow rates as
shown in section "GAS CONVERSION" to
page 67 of this booklet.
• Check that the condensate produced dur-
ing functioning fills the pipe and is regularly
drained in the draining plant pipe.
• Switch off the boiler by pressing the 11 (Fig.
7.11) key for 2 seconds until the
symbol appears on the LCD display (Fig.
7.10).
The boiler will now go through an ignition se-
quence and the burner will light.
If after four ignition attempts (about four min-
utes) the boiler does not function and a code
that alternates between the letter Er and the
writing RESET appear on the LCD display, it
indicates that the safety lock-out has stopped
the boiler. The display background flashes
(Fig. 7.13).
RESET
RESET
Fig. 7.13
Press the reset key on the boiler control panel
- 56 -
COMMISSIONING
11 (Fig. 7.11) to reset its functioning.
For the first lighting up and following mainte-
nance procedures for the gas supply, it may
°C
be necessary to repeat the resetting opera-
tion several times so as to remove the air pre-
sent in the pipework.
After five consecutive resetting attempts the
reset button is inhibited. To restore its func-
tion it is necessary to switch the boiler off and
on from the electrical mains, using the fused
spur isolation switch fitted adjacent to the ap-
pliance.
7.9
Functioning with the external probe in the
boiler must be enabled if the remote control
(optional) is used.
Act on the programming of the REMOTE con-
trol to enable its functioning if the remote con-
trol (optional) is used.
• Press button
Fig. 7.14
Press buttons
to enter the transparent programming (Fig.
7.15)
Enabling functioning of the
external temperature probe by
the remote control
for more than 3 seconds to
enter in
mode.
0
21
3
1
8
6
9
1 5
1
2
and
at the same time
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