Siemens FDA241 Technical Manual page 98

Maintenance / Repair
8
Carrying out water trap maintenance
98
Building Technologies
Fire Safety
Example of how to arrange a water trap
→ → Airflow
1
Aspirating smoke detector with front
indicator that is rotated by 180°
2
T-fitting for connecting the water trap at a
low horizontal point within the pipe system
3 Distance between manifold and surface of
the water > 300 mm
4 Valve for draining condensation water
5 Outlet opening
6 Condensation water
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2015-09-29