Mounting / Installation
Mounting / Installation
5
Start up
5.1
Filling and Ventilating the Heating System
The condensing gas boiler is not yet ready for operation!
Fill the heating system to a maximum water pressure of1.5 bar!
Ventilate the entire heating system via the installed ventilation valves on the
radiators, floor heaters and so on. Keep the pressure at 1.5 bar while ventil-
ating.
5.2
Ventilating the Unit
The gas line must be connected prior to
ventilating the unit!
Activate the electrical supply by turning
on the heater’s emergency switch. The
unit’s circulating pump will then start up.
Let the unit run with the gas main closed!
Do not open the gas main! The unit will
display an error code while the gas main
is closed. Do not dejam!
Open the quick-aspirator on the pump
app. two rotations. Wait until the air is
gone from the quick-aspirator. Leave the
aspirator open!
Open the manual aspirator on the top of
the unit. Close this one as soon and the
air is gone and water comes out.
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Gebr. Bruns GmbH is not responsible for typographical errors or technical inaccuracies and reserves the right to make adjustments.
Gebr. Bruns GmbH
•
Hauptstraße 200
•
26683 Saterland
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Tel.: + 49 (0) 44 92 / 92 46-0
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Fax: + 49 (0) 44 92 / 71 41
www.bruns-heiztechnik.de
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