Hydraulic Connections; Filling The System; Filling The Trap; Opening The Shut-Off Valves - Wolf COB Operating Instructions Manual

Hydraulic connections
4 Hydraulic connections
Please note before commissioning
4.1 Filling the system
The heating system must be completely filled with water. If
necessary, top up with water. Shut-off valves must be open
when filling the heating system. The system pressure must be
1.5 to 2.5 bar. The connection required for filling the system
between the tap water and heating water must be removed after
filling has been completed. Otherwise there is a risk that your
tap water will be contaminated by heating water.
Inhibitors are not permissible. Otherwise there is a risk of
Note
damage to the boiler.
4.2 Filling the trap
The trap must be fitted and filled. Otherwise, there is a risk
of flue gas leaking, and therefore a risk of poisoning and
suffocation.
4.3 Opening the shut-off valves
The shut-off valves for heating flow and return must be open.
4.4 Checking the water level
Regularly check the water level. The pressure gauge must
indicate between 1.5 and 2.5 bar. Your heating contractor will
explain how to top up your system. Never add additives to your
heating water, otherwise components may be damaged.
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