Error Description - Helios ALB EC 125 EH Notice De Montage Et D'utilisation

Installation and Operating Instructions

7 .5 Error description

Type of error
Nothing appears on the display. ...that the unit has power.
Meny access is not possible,
the buttons are locked.
"Please wait" is displayed.
The unit does not start.
The unit has stopped.
The filter measurement cannot ...that the pressure sensor is installed.
be activated.
Other alarms:
Filter.
Overheating.
Low supply air temperature.
Fire alarm.
Motor failure.
Lack of supply air.
Electrical heating register is
not warm.
Fresh Air Boxes – ALB EC
Check . . .
...that the cable is not damaged and it is correctly connection. Replace the damaged cable.
connected between the unit and controller.
...whether the button lock is activated.
...that the cable is not damaged and it is correctly Replace damaged cable. Connect the cable correctly
connected between the unit and controller.
...that the unit is supplied with power.
...whether the setpoint is "On".
...that the unit is correctly connected.
After switching on, the unit will automatically acti-
vate with a delay of a few minutes.
...the other alarms.
...that the unit has power.
...whether an alarm has been triggered.
...whether the filters are dirty.
...whether the set time for filter measurement has Replace filter. Reset timer for the service duration.
been reached.
... whether the safety temperature limiter in the
electrical heating register has been triggered.
Unit must be isolated from the power supply.
...whether the filters are dirty.
...whether the heater is working.
...why the fire alarm has been triggered.
...whether the correct sensor type is selected.
...that the motor is correctly connected.
...that the impeller is not blocked.
...the air inlet.
...the filter.
...that the electrical heating register is correctly
connected.
...that the electrical heating register is activated
in the service menu.
Solution
Check the fuse, residual current circuit-breaker and the
Connect the cable correctly between the unit and contr-
oller.
Deactivate, press the left
between the unit and controller.
Check the fuse, residual current circuit-breaker and the
connection.
See page 8.
See page 20.
See page 11.
Check the fuse and residual current circuit-breaker.
Check why the alarm was triggered (see below).
If the error has been rectified, restore alarm.
Activate sensor. See page 11.
Replace filter.
Reset the manual safety temperature limiter and the
alarm.
Replace filter.
Ensure proper functioning before commissioning.
Ensure proper functioning before commissioning.
Select the correct sensor.
Ensure proper functioning and replace defective fan
before commissioning
Ensure proper functioning before commissioning.
Clean the intake grille in case of contamination.
Replace filter.
See page 20.
See page 12.
19
button for 3 seconds.
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