hager TG550A Guide D'installation page 97

4.3. Fault indications
In order not to wake you up, alarms resulting from mains supply problems or dirty
sensors are shut down during the night. Any errors are corrected after daybreak within
10 minutes i.e. 12 hours after the event.
4.3.1. Power fault
Detector at the source
2 flashes every 5 sec.
2 rapid beeps every 60 sec.
If the audible power fault indication occurs at an inconvenient time, it can be
postponed for 12 hours over a maximum duration of 7 days by pressing the test
button until you hear the first beep.
When the power fault occurs, the detector continues to operate perfectly
for 30 days. It is advisable to replace the detector as soon as possible.
If the detector is associated with a control panel, the panel provides vocal
notification following a system command: "Beep, power fault, detector n° X".
4.3.2. Detection head faulty or dirty
Detector at the source
8 flashes every 8 sec.
8 rapid beeps every 60 sec.
of the fault indication
of the fault indication
Other interconnected detectors
1 flash every 10 seconds
2 rapid beeps every 60 sec.
Other interconnected detectors
1 flash every 10 seconds
8 rapid beeps every 60 sec.
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