Aspirating Smoke Detector
Installation of the Pipe System | en
97
Bosch Sicherheitssysteme GmbH
Operation Guide
2018.04 | 2.0 | F.01U.130.926
6.5
Air Filter
6.5.1
Installing the Air Filter Box
1
1
0
90
Figure
6.1: Boring distances of holes in base of FAS‑ASD‑WS air filter box
Filter box
–
To use the filter box in the pipe system, use the two PG29 filter screw connections
supplied.
–
Install these cable glands in precisely the same way as for the pipe adapter, for example.
–
When installing the filter, note the throughflow direction, which is specified on the type
plate on the side of the lower part of the housing.
–
Screw the air filter housing directly onto the wall with the lower part of the housing.
Installation material
Cylinder or flathead screws are suitable for wall mounting:
–
Maximum thread diameter: 4 mm
–
Head diameter: 5 to 7
mm.
6.5.2
Filter Change on the Air Filter Box
1.
2.
A
B
C
FA
S-420-
TM
ser
ies
Changing the filter inserts (in fig.: FAS‑ASD‑FL Filterbox Large)
A Primary filter
B Coarse dust filter
C Fine dust filter
To replace the filter inserts, proceed as follows:
Summary of Contents for FAS-420
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