7 Start-up
16 Installation and maintenance instructions Betacom 3 0020229560_00
◁ 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 30)
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 42) 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 factory setting
Caution.
Risk of material damage caused by mak-
ing unauthorised settings.
▶ Never modify the factory setting of the gas
pressure regulator of the gas valve.
The product combustion is checked on-site and pre-set to
the type of gas specified on the identification 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 model is not compatible with the local gas type.
▶ Do not start up the product.
Conditions: The product model is compatible with the local gas type.
▶ Proceed as described below.
7.3 Checking and treating the heating
water/filling and supplementary water
Caution.
Risk of material damage due to poor-qual-
ity heating water
▶ Ensure that the heating water is of suffi-
cient quality.
▶ Before filling or topping up the system, check the quality
of the heating water.
Checking the quality of the heating water
▶ Remove a little water from the heating circuit.
▶ Check the appearance of the heating water.
▶ If you ascertain that it contains sedimentary materials,
you must desludge the system.
▶ Use a magnetic rod to check whether it contains mag-
netite (iron oxide).
▶ If you ascertain that it contains magnetite, clean the sys-
tem and apply suitable corrosion-protection measures, or
fit a magnet filter.
▶ Check the pH value of the removed water at 25 °C.
▶ If the value is below 6.5 or above 8.5, clean the system
and treat the heating water.
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