Filling The Drinking Water Circuit - DeDietrich MODULENS O AFC 18 Installation And Service Manual

Oil-fired condensing boilers
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AFC 18 - AFC 24 - AFC 30
0
2
4
6
8
10
12
14
OUTSIDE TEMP.
BOILER TEMP.
E
1
PRESSURE
2
OIL PRESSURE
1
D
WATER TEMP.
2
bar
#
F

!
% $
AUTO
J
I
STD
09/07/2015 - 300026439-07
C003279-C
16
18
20
22
24
1.4
60.0°E
2bar
11.5bar
21.0°
<
9
C003300-A-04
C003303-A
4 Check that the plug in the automatic air vent located on top of the
boiler is unscrewed.
4 Vent air from the installation from any other high point on the
installation.
4 Turn the boiler on.
The first time the boiler is powered up, the LANGUAGE
menu is displayed. Select the desired language by turning
the rotary button. Press the rotary button to confirm.
4 Degum the circulation pump if necessary. Remove the plug. If the
pump is blocked, it is possible to unblock it by removing the plug
and inserting a flat screwdriver to turn the pump motor axle.
If you encounter venting difficulties, it is possible to remove the
plug from the calculator motor in order to accelerate venting.
4 To access user level: Press the > key.
4 Select the #MEASURES menu and then the PRESSURE
parameter.
4 Close the water tap when the water pressure reaches 2 bar
(0,2 MPa).
4 Bleed the radiators.
4 Top up the water pressure in the circuit.
4 Switch off the boiler electrical power supply.
4 Reconnect the power supply cable to the burner and put the top
panel back in place.
4 Reset the components (thermostats, control system) to their
operating values.
4 Start the boiler.
5.10.3.

Filling the drinking water circuit

¼Refer to the DHW tank's installation, use and maintenance
instructions.
5. Installation
91

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