Start-up 7
0020200954_00 SUSTAIN ..c Installation and maintenance instructions 17
5. Proceed accordingly for all parameters that need to be
changed.
6.
Press and hold the button for 3 seconds to finish
configuring the diagnostics codes.
◁ The display switches to the basic display.
6.2 Displaying the status codes
The status codes display the product's current operating
status.
Status codes – Overview (→ Page 32)
6.2.1 Activating the status codes display
1.
Hold the button down for more than 7 seconds.
◁ S.XX is shown on the display, followed by the heat-
ing flow temperature, the internal system pressure
and the cylinder temperature (depending on the ver-
sion).
2.
Press the button to exit this menu.
◁ The display switches to the basic display.
6.3 Using check programmes
By activating various check programmes, you can trigger
various special functions on the product.
Check programmes – Overview (→ Page 28)
6.3.1 Calling up the check programmes
1.
Hold the button down for more than 5 seconds.
◁ All symbols are shown in the display.
◁
is shown in the display.
2.
Press and hold the button for five seconds.
◁
is shown in the display.
3.
Press the or button to select the check
programme.
4.
Press the button to confirm.
◁ on is shown in the display and the programme
starts.
5.
Press the and buttons at the same time whilst
running a check programme.
◁ The heating water temperature and the filling pres-
sure for the heating installation are shown altern-
ately in the display.
6.
Press the button to return to the check programme.
◁ The display shows the check programme.
7.
Press the button to finish the check programme.
◁ OFF is shown in the display.
8.
Press and hold the button for 3 seconds to finish
the check programmes.
◁ End is shown in the display.
◁ The display switches to the basic display.
Note
If you do not press any button for 15 minutes,
the current programme is automatically can-
celled and the basic display is shown.
6.3.2 Displaying the pressure and temperature of
the heating during a check programme
1.
Press the buttons simultaneously.
◁ Display the filling pressure in the heating installation.
◁ Display the heating flow temperature.
2.
Press the button to display the check programme
currently running.
7 Start-up
7.1 Carrying out the initial start-up
Initial start-up must be carried out by a customer service
technician or an authorised competent person using the first-
commissioning-checklist. The first-commissioning-checklist
in the appendix (→ Page 40) of the installation instructions
must be filled in and stored carefully along with the unit's
documentation.
▶ Carry out the initial start-up using the first-commission-
ing-checklist in the appendix.
▶ Fill out and sign the first-commissioning-checklist.
7.2 Checking the type of gas
Make sure that the product is set up correctly by checking
the type of gas. This ensures optimum combustion quality.
▶ Check the type of gas as part of routine product mainten-
ance work when replacing components, carrying out work
on the gas route and carrying out a gas conversion.
7.3 Checking the factory setting
The product's combustion has been factory tested and is
preset for operation with the gas group indicated on the iden-
tification plate.
▶ Check the information about the type of gas indicated on
the identification plate and compare this with the type of
gas available at the installation location.
Conditions: The product design is not compatible with the local gas
group
▶ Do not start up the product.
Conditions: The product design is compatible with the local gas group
▶ Proceed as described below.
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