7
1.4 APPLIANCE STATUS INDICATORS
Your boiler is equipped with a large LCD display
that indicates the appliance operating status
(
fi
g. 1).
After a long period switched off (no power
supply), the
fi
rst switch on the internal backup
circuit will charge in order to
maintain time
maintain time
and update parameters. The screen will display
and update parameters. The screen will display
CLOW, after a few minutes of power su
CLOW, after a few minutes of power supply the
display will be charged enough to allow all the
functions.
Fig. 1
During the initial charge time, the display doesn’t
allow the visualisation and/or modi
fi
cation function
parameters. Instead other functions are working.
When the appliance operates in rest mode, the
display shows the boiler temperature and, for the
time clock version only, the time. Alternatively the
digital display also shows the water pressure.
KEY:
1 - ON/OFF button.
Press to turn the boiler ON, “SUM” (hot water
only) “WIN” (hot water and heating if set) and
OFF.
Press the button also to con
fi
rm selections.
2 - Press to reset the appliance if ever an error
code is displayed.
3/4 - Temperature and function mode selectors.
Press the arrow up or the arrow down to
increase or decrease the heating or domestic
hot water outlet temperature, when the digital
display is in hot water or domestic set-point
temperature.
Press also to show the boiler values or to
show the options program when the digital
display is in menu setting.
5 - Press to set the Central Heating
Temperature required
(when in winter mode)
.
Press the arrow up or the arrow down buttons
to increase or decrease the temperature.
6 - Press to set the Domestic Hot Water
Temperature required.
Press the arrow up or the arrow down buttons
to increase or decrease the temperature.
7 - TIMER MODE (time clock version only).
Press to select “Auto” (heating times set), “Manual”
(heating on all the time) and off (heating off).
8 - Press to show the boiler values.
Use the arrow up and arrow down buttons to select
the following information:
PBAR: water pressure
SFAN: speed fan (the display shows 3 digits
(e.g. 500 = 5000 rpm)
TFLOW:
fl
ow temperature
TRET: return temperature
TDHW: domestic hot water temperature
PWR: % power of modulation.
- Press for 3 seconds to enter into menu.
Use the arrow up or arrow down buttons to select
the following options:
- TIME (time clock version only): It is possible to
set the time and the current day (Monday 1,
Tuesday 2, Wednesday 3, Thursday 4, Friday 5,
Saturday 6, Sunday 7), see section 1.7.
- PTMR (only time clock version): It is possible to set
the timer, see section 1.8.
- BOIL: It is possible to set the boiler parameters
C.H. max fan speed
D.H.W. max fan speed
Keep hot: “0” disabled and “1” enabled
C.H. High/Low temperature: “1” high/“2” low.
