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5.6
Pump anti-seize function
This function prevents the central heating
i
pump seizing after long periods of inactiv-
ity.
Every time the pump is switched off, a timer is started.
If after 24 hours the pump has not run again, it is
switched on for a period of 5 minutes.
5.7
Fault Condition
A list of faults that may occur is given on
i
page 40.
In the unlikely event of a fault occuring while the appli-
ance is in operation:
The display then shows a fault code and the button
may also flash.
If the button
flashes:
y Press and hold the button
„– –".
The appliance will then start up again and the display
will show the central heating flow temperature.
If the button
does not flash:
y Switch the appliance off and then on again at the
master switch.
The appliance will start up again and the central heat-
ing flow temperature will be displayed.
6 720 610 596 GB (01.07)
until the display shows
Commissioning
25
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