Fault Analysis - Siemens FDA241 Technical Manual

Maintenance / Repair
8
Faults
8.11.2
Light position
104
Building Technologies
Fire Safety

Fault analysis

The indicator lights up when faults occur. The fault type is indicated when
called.
To do this, perform a LED and buzzer test [➙ 89]. When the LED test sequence
has finished, the "fault indicator" lights up together with the relevant LED for
approximately 3 seconds.
Fault types
Light position Fault type
1 Detector component defective
2 Indicator control defective
3 Detection chamber defective
4 Relay connection defective
5 4...20 mA connection defective
6 Invalid smoke detector configuration
7 Air aspiration/air flow measurement fault
8 GPI connection configured incorrectly
9 GPI wiring faulty
10 Incorrect configuration
11 Power supply fault
12 Housing cover open
You will find a graphic containing the fault types in the Annex [➙ 109]. The graphic
can be printed out and kept right next to the LEDs. This makes it easier to identify
the fault type.
See also
 Table of faults [➙ 102]
A6V10334410_h_en_--
2015-09-29