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5 - Operation
The flap fresh air is open.
LED
Depressurization cabin LED
Hour meter LED
Reset hour meter
±
For hygiene and safety of the operator, the hour meter resetting must be carried out only after the replacement of
the cabin filter.
• push the buttons
Default Codes
Sensors faulty
If a temperature sensor is faulty, the display will show one of the following codes: See chapter "Diagnostic" page 210
«AUTO» symbol light off
÷
If the anti-ice sensor is faulty, the button
deactivated.
Water valve faulty
If the heating valve is faulty, the display will show one of the following message:
Vanne de chauffage
Water valve
Water valve calibration
Water valve calibration is performed automatically the first time control unit is powered on, or by disconnecting and
reconnecting the water valve with the control unit switched on (also if the ATC is in «OFF» mode). The duration of the
calibration is about 24 seconds.
During the water valve calibration the code «CA» appears on the display if the ATC is not in «OFF» mode
112
When overpressure button is «ON», after 30 seconds a pressure switch gives information of measure of the difference
between inside and outside pressure of the cabin.
If the cabin:
- is pressurized the led is ON
- isn't pressurized the led is f lashing at 1Hz frequency.
When the hour meter of the pressurization filter arrives at its limit (150 hours with 1 second resolution) the LED is «ON»
and
during 5 seconds to reset the hour meter of the pressurization filter
A/C
Anomalies
Not-connected or opened
Blocked
Function
flashes at a frequency of 2 times per second. The A/C output is
Error Code
E9
EA
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