Basic Display; Checking The Heating System Pressure; Filling The Heating Installation - Glow-worm EASICOM 25s Operating Instructions Manual

4 Operation

4.2 Basic display

The filling pressure in the heating installa-
tion and the operating mode are shown in
the display's basic display.
To return to the basic display:
– Wait more than five seconds without
pressing any buttons.
If a fault message is present, the basic
display switches to the fault code.
4.3 Checking the heating system
pressure
1. Once a month, check that the pressure
in the central heating system, which
is displayed on the user interface,
is between 0.1 MPa and 0.15 MPa
(1.0 bar and 1.5 bar).
◁
If the filling pressure is correct, no
action needs to be taken.
▽
If the filling pressure is too low, add
more water to the heating installa-
tion.
Note
If the heating flow temperature
is shown in the display, press
and hold the
at the same time for longer than
five seconds, or temporarily
deactivate heating mode in
order to display the pressure.
2. Fill the heating installation. (→ Page 10)
10

4.4 Filling the heating installation

1. Open all radiator valves (thermostatic
2. Slowly open the filling cock, as shown
3. Fill with water until the required filling
and buttons
4. Check the filling pressure in the
5. Close the filling cock after filling.
Operating instructions EASICOM 0020238425_01
Caution.
Risk of material damage due
to heating water that is ex-
tremely calciferous or corros-
ive or contaminated by chem-
icals.
Unsuitable tap water damages
the seals and diaphragms,
blocks components in the
product and heating installation
through which the water flows
and causes noise.
▶
Only fill the heating install-
ation with suitable heating
water.
▶
In case of doubt, ask a com-
petent person for details.
Note
The competent person is respons-
ible for filling the heating installa-
tion the first time, any subsequent
top-ups and the water quality.
The operator alone is respons-
ible for topping up the water in the
heating installation.
radiator valves) of the heating installa-
tion.
to you by the competent person.
pressure is reached.
display.