8
1.2.
LCD
a. DHW indicator (tap symbol)
This comes on when the boiler is in DHW mode.
It flashes when the DHW temperature is being regulated via regulator 3 (fig. 1).
b. Water heater on indicator
This indicator comes on when Aqua Premium system is activated via regulator 3 (fig. 1). Refer to subsection 1.4.3.
c. Alphanumeric indicator
This shows the following:
- boiler status
- CH temperature
- CH temperature setting
- DHW temperature setting
- boiler diagnostics
d. Central heating indicator
This comes on when the boiler is in CH mode.
It flashes when the CH temperature is being regulated via regulator 4 (fig. 1).
e. Boiler shutdown indicator
This comes on when there is a malfunction that cannot be reset via the boiler funtion selector (2, fig. 1).
The problem must be solved before the boiler can be restarted (see 1.5. and following).
f. Ignition power indicator (for fitter only)
Refer to subsection 3.6., for the fitter only.
g. Burner shutdown indicator
This comes on when the burner shutdown device activates due to a malfunction.
To restart the boiler, turn the boiler selector (2, fig. 1) to the RESET position
for a few seconds and then back to the desired position (see
1.5. and following).
h. Flame indicator
This comes on when the burner flame is present.
i. Chimney-sweep function indicator (for fitter only)
This comes on when the chimney-sweep function is activated (see 3.2.8.1, for the fitter only).
l. Thermoregulation indicator (for fitter only)
This comes on when the thermoregulation curve is set (see 1.4.7. and 3.2.15., for the fitter only).
m. Fictitious ambient temperature indicator
When an external probe is installed, this indicator flashes when the fictitious ambient temperature is set via regulator 4 (see 1.4.7).
fig. 2
a
b
c
d
e
f
g
h
i
l
m
