Hydraulic Connection Of The Heating Circuit; Connection Of The Water Circuit For Domestic Use; Connecting The Condensate Discharge Pipe - DeDietrich MODULENS O AFC 18 Installation And Service Manual

5. Installation
46
5.4.4.
4 Install a T-piece fitted with a 1/4 turn valve on the heating return
circuit to fill the circuit.
4 A disconnector must be installed for filling the heating circuit in
accordance with the regulations in force.
C003276-C
5.4.5.
¼If need be, refer to the DHW tank's installation, user and
maintenance manual.
5.4.6.
Discharge the condensed water directly into the drain using a
syphon. In view of the acidity level (pH 2,5 to 3), only use plastic
material for the discharge pipe.

Hydraulic connection of the heating circuit

CAUTION
Between the boiler and the safety valves there must be no
complete or partial closing device.
CAUTION
CAUTION
In the case of installations with thermostatic protection,
only safety valves bearing the letter "H" may be
connected, and this only to the boiler's flow safety
connection; their drainage capacity must match the
boiler's useful nominal output
.
Connection of the water circuit for
domestic use

Connecting the condensate discharge pipe

AFC 18 - AFC 24 - AFC 30
09/07/2015 - 300026439-07