Operation
Operating instructions ecoTEC plus 0020134822_01 11
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4.6 Preparing for start-up
4.6.1 Opening the isolator devices
i
The isolator devices are included in the scope of
delivery of your boiler. The isolator devices are
fitted by your competent person on site.
> He must explain to you the position and handling of
these components.
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4.6 Opening the isolator devices
(shown using the example of service valves)
> Open the gas isolator cock (2), by pushing the gas isola-
tor cock in and turning it anti-clockwise.
> Check that the heating flow (3) and heating return (1)
service valves are open. This is the case if the T-handle
on the service valve matches the direction of the pipe.
4.6.2 Switching on the boiler
b
Caution.
Material damage caused by frost.
Frost protection and monitoring devices are
only active while the boiler is connected up
to the power supply.
> Do not isolate the boiler from the power
supply.
> Leave your boiler switched on at the on/
off switch.
To ensure that the frost protection and monitoring devices
remain active, switch your boiler on and off using the con-
troller (see the corresponding operating instructions).
¬ Section8 describes how to fully shut down your boiler.
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4.7 Switching on the boiler
> Press the on/off switch (1) to switch on the boiler.
If the boiler is switched on, the current heating flow tem-
perature and other information will appear in the display
(2) (Fig.4.5 ).
To set your boiler to suit your needs, read section 4.7 to
section 4.8 which describe the setting options for hot
water generation and Heating mode.