Immergas ZENITAIR MONO, Руководство по установке

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4
MAINTENANCE AND
ANOMALIES
4.1 MAINTENANCE
Maintenance can be carried out by the user as shown in figures
49-65.
4.2 TROUBLE SHOOTING
ANOMALY POSSIBLE CAUSE SOLUTION
No icon shown on the
controller LCD display
Batteries are dead Change the batteries
Batteries are not present Check that batteries are in there
Batteries are wrongly positioned Position the batteries correctly
The unit does not execute
the command sent from the
remote control
Lack of communication between the unit and the
remote controller
Go closer to the unit, pointing the controller
to the receiver on the left side of the unit
The unit does not operate
There is no voltage
Check that the unit is correctly wired to the
main supply
Ventilation unit does not couple correctly with the
support base
Check that the coupling is properly done
The unit operates at the
maximum speed
The Boost functionality is activated, on the display
the icon is shown
Wait until the boost timing ends (15 minu-
tes) or deactivate the boost function pressing
the button.
Unit speed suddenly increases The smart humidity control is activated
Wait until the smart humidity control phase
ends (10 minutes) or deactivate the humidity
control function pressing the button
for 5 seconds.
Fixed yellow led Dirty fiters
Filters maintenance/replacement is needed:
reset filter operation has to be done
Fixed red led Antifrost protection is activated
Wait until the antifrost phase ends
(30 minutes)
Fixed blue led Boost is activated
Wait until the boost timing ends (15 minu-
tes) or deactivate the boost function pressing
the button.
Flashing blue led Smart humidity control is activated
Wait unitl the humidity control phase ends
(10 minutes)
Fixed purple led
Ventilation unit does not couple correctly with the
support base
Check that the coupling is properly done
Acoustic signal to disable -
Press the button for 7 seconds: a
green led flashes.