3 Operation
Operation manual
8
D2CND024A1/4AB + D2TND012~024A4AB
Wall-mounted condensing boiler
3P469438-3M – 2019.11
NOTICE
A table with all error codes, the reasons for their
appearance, and possible solutions, is located at the very
end of this manual.
3.5
Menu functions
3.5.1
To use menu level 1
1
Press the "Menu" button while you are at home screen to go the
Menu screen. This is menu level 1 screen.
2
To switch between info, user settings and service settings, turn
the left dial.
3
To leave the menu and return to the home screen, press "Back"
for 2 seconds.
When there is no user interaction for one minute, the user interface
will leave the menu and switch to the blank screen.
3.5.2
Info menu
Info menu: Parameters
The info menu ( ) covers all possible information that is made
available to the end user and to the installer. This parameters are
read only and cannot be changed.
#
Description (short)
Unit
A00
Actual flow temperature
°C
A01
Actual return temperature
°C
A02
Actual domestic hot water temperature
°C
A03
Actual flue temperature
°C
A04
(a)
Actual outdoor temperature
°C
A05
(a)
Actual solar temperature
°C
A06
Actual water pressure
bar
A07
Actual domestic hot water flow rate
l/min
A08
(b)
Current set point of burner capacity
%
A09
(b)
Actual capacity of boiler in relation to
nominal capacity
%
A10
(c)
Actual phase of the burner
—
A11
Status of On-Off room thermostat,
indicate heat demand (HC1)
—
A12
Actual error code of boiler
—
A13
Actual fan speed (rpm/100)
rpm
A14
Current setpoint of boiler pump
%
F11
(d)
Fuel energy consumption / Central
Heating / Last month
kWh
#
Description (short)
Unit
F12
(d)
Fuel energy consumption / Central
Heating / Current month
kWh
F13
(d)
Fuel energy consumption / Central
Heating / Current Year
kWh
F21
(d)
Electric energy consumption / Central
Heating / Last month
kWh
F22
(d)
Electric energy consumption / Central
Heating / Current month
kWh
F23
(d)
Electric energy consumption / Central
Heating / Current Year
kWh
F31
(d)
Fuel energy consumption / Domestic hot
water / Last month
kWh
F32
(d)
Fuel energy consumption / Domestic hot
water / Current month
kWh
F33
(d)
Fuel energy consumption / Domestic hot
water / Current Year
kWh
F41
(d)
Electric energy consumption / Domestic
hot water / Last month
kWh
F42
(d)
Electric energy consumption / Domestic
hot water / Current month
kWh
F43
(d)
Electric energy consumption / Domestic
hot water / Current Year
kWh
(a)
Not applicable if the sensor is not connected.
(b)
Maximum value for central heating = 91%
Maximum value for domestic hot water = 100%
(c)
A10=0: Standby mode, burner is not active
A10=1: Start-up, preparation to ignition
A10=2: Ignition and flame stabilisation phase
A10=3: Release control (burner is on, operation phase)
A10=4: Post-purge phase
(d)
Applicable if energy metering is enabled. Consumed
energy values are shown with 6 digits. The display
sequence is: parameter ID – first 3 digits – last 3 digits.
E.g. if 3456 kWh central heating fuel energy consumed in
current month, following screens are displayed in a
sequence of; F12 – 003 - 456
To use the info menu
1
Press the "Enter" button when the
icon is displayed on the
menu level 1 screen.
2
Select A or F parameters with the left dial.
3
Select the index number with the right dial. Press the "Back"
button to return to menu level 1 screen.
a
a
a
Index
