If F110 is not installed together with the indoor module,
go directly to section Troubleshooting.
In most cases, the heat pump notes operational inter-
ference (operational interference can lead to disturb-
ance in hot water comfort) and indicates this with an
alarm in the display.
Info menu
All the heat pump measurement values are gathered
under menu 3.1 in the heat pump menu system.
Looking through the values in this menu can often
simplify finding the source of the fault. See help menu
or user manual for more information about menu 3.1.
All the heat pump measurement values are gathered
under menu 3.1 in the heat pump menu system.
Looking through the values in this menu can often
simplify finding the source of the fault.
Manage alarm
In the event of an alarm, a malfunction has occurred,
which is indicated by an alarm symbol in the display.
Alarm
In the event of an alarm a malfunction has occurred
that F110 cannot rectify itself. The display shows what
type of alarm it is and lets you reset the alarm. You can
also choose to set the heat pump to rescue mode
reset alarm In most cases it is enough to select "reset
alarm" to correct the problem that caused the alarm.
If the alarm recurs the problem that caused the alarm
remains. If the alarm disappears and then returns, see
the troubleshooting section (page 35).
aid mode "aid mode” is a type of emergency mode.
This means that the heat pump produces hot water
despite there being some kind of problem.
This can mean that the heat pump's compressor is not
running. In this case the immersion heater produces
hot water.
Caution
Selecting ”aid mode” is not the same as correct-
ing the problem that caused the alarm. The
alarm symbol will remain displayed.
Alarm list
Sensor alarm for example BT6/BT13/BT77:
The sensor has lost contact with the accessory card or
is broken. The alarm resets automatically after correct
connection.
■ Check the connection of the sensor to the base card
and that the cable has not got a short-circuit.
■ If the above is not the source of the fault, replace the
sensor.
NIBE™ F110Chapter 10 | Disturbances in comfort34
10 Disturbances in comfort
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