6 Start-Up
i
Take note of the manuals for the boilers
during commissioning.
Note that during commissioning, the first thing the
controller does is to perform an automatic system
configuration. All the connected system components,
including the heat sources, are activated sequentially
and automatically detected.
Preparatory steps
You must carry out the following steps so that the con-
troller can detect all the connected system components,
including the heat sources, and perform a full system
configuration:
Start up the heat source(s) and all the system compo-
nents (e.g. VR 60 mixer modules).
The following does not apply if atmoVIT, atmoCRAFT,
iroVIT or ecoVIT are in use:
On boilers with an integral pump, set the Charge
Pump Overrun to the maximum value by setting dia-
gnostic point
d.1
on the boiler to "
–
".
The following applies only to cascade systems but
not where atmoVIT, atmoCRAFT, iroVIT or ecoVIT
are in use:
Set the maximum burner anti-cycling time by setting
diagnostic point
d.2
on the boiler to 5 minutes.
If diagnostic point
d.14
is available (depends on the
boiler variant):
Select an uncontrolled pump characteristic which cor-
responds to the heating installation at boiler dia-
gnostic point
d.14
.
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6.1 Switching
on
the
controller
b
Caution!
Material damage caused by frost!
The frost protection function is only active
when the controller is switched on.
Never switch the controller off when there
is a risk of frost.
Set the main switch on the controller to
the "I" position.
i
If the external sensor on the heating installa-
tion is unable to receive a DCF signal, you will
have to set the time and date manually after
switching on the controller.
Make sure that the time and date are set correctly so
that the preset timer programmes and holiday pro-
gramme will work correctly and the next servicing
appointment can be monitored.
1
Fig. 6.1 Switching the controller on/off
Key
1 Rocker
switch
Press the rocker switch (
1
) to switch the controller
on/off.
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45
Installation Instructions VRC 630 0020095108_00
Start-up 6
Содержание VRC 630
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