nilan Compact P Software Instructions page 34

15 The room
temperature is too
low
16 Software error
17 Watchdog warning
18 Content of database
changed
19 Change filter
20 Errors in legionella
treatment
21 Check date and time
22 Error supply air
temperature
23 Domestic hot water
temperature error
27- Error on the tem-
58 perature sensor
70 Anode Error
71 Error de-icing heat
exchanger
72 Abnormal low evap-
orator temperature
91 Missing
expansion PCB
92 Backup error
96 Error in damper test
34
When the room temperature is below 10°C,
the unit will stop in order to prevent further
cooling of the house. This may, for
instance, be during a period when the
house is unoccupied and the heating sys-
tem is off.
Fault in the ventilation unit software
Fault in the ventilation unit software
Parts of the program setting have been
lost.
This may be due to a prolonged power cut
or a lightning strike.
The unit will continue to operate with
standard settings.
The filter monitor has been set at X amount
of days for check-up/change of filter.
Legionella treatment has not been per-
formed within the time limit or number of
trials.
Is displayed during power cuts.
The desired heating of the supply air is not
possible.
(applies only with after heating element)
Domestic hot water heating not possible.
One of the temperature sensors has either
short circuited, been disconnected or is
defective.
The hot water tank anode is either torn or
not connected properly.
Max. de-icing time exceeded for counter-
flow heat exchanger.
This may be due to the unit being exposed
to very low temperatures.
Abnormal evaporator temperature (T6) is
due to insufficient air flow.
Expansion PCB is missing.
Error writing or reading installer settings
Damper (open / closed) not fulfilled.
Heat up the house and reset the alarm.
Contact service.
Contact service.
Reset alarm.
Contact service if the unit does not operate
to your satisfaction/ as before, as some
subprograms may have been lost. (Subpro-
gram is only available for service).
Clean/change filter.
Reset alarm.
In case of repeated alarms contact service.
Set the date and time.
Reset alarm.
Set a lower supply air temperature.
Reset alarm.
Contact service.
Register which sensor, Tx, is faulty and con-
tact service.
Contact service.
If resetting the alarm does not help, con-
tact service. Register the current operating
temperatures from the "SHOW DATA" menu
in order to ease the service process.
Change filters, check outdoor air intake
is not stopped.
In case of constant fault contact service.
Contact service.
Contact service.
Reset alarm.
If it does not help contact service.