Nibe F135, User Manual, Page: 14 / 24

3 Disturbances in comfort
In most cases, the indoor module notes a malfunction (malfunctions can
lead to distruption in hot water comfort) and indicates this with alarms in
the display.
Info menu indoor module
All the indoor module measured values are gathered under menu 3.1 in
the indoor module menu system. Looking through the values in this menu
can often simplify finding the source of the fault.
Manage alarm (NIBE Indoor module)
info / action
reset alarm
aid mode
Low pressure alarm
alarm
In the event of an alarm, some kind of malfunction has occurred, which is
indicated by the status lamp changing from green continuously to red
continuously. In addition, an alarm bell appears in the information window.
Alarm
If the alarm recurs, contact your installer for suitable remedial action.
NOTE
Always give the heat pump, control module and any accumulator tank
serial numbers when contacting your installer.
In the event of an alarm with a red status lamp a malfunction has occurred
that the indoor module cannot remedy itself. In the display, by turning
the control knob and pressing the OK button, you can see the type of
alarm it is and reset it. You can also choose to set the indoor module to
aid mode.
info / action Here you can read what the alarm means and receive tips
on what you can do to correct the problem that caused the alarm.
NIBE™ F135 Chapter 3 | Disturbances in comfort 12