
wLSN | Reference Guide | 13.0 wLSN Smoke Detector
46 Bosch Security Systems, Inc. | 3/07 | F01U009440-01
13.5 LED
Table 21: LED Status
LED Status
Flashing Flashes every 8 sec under normal operation.
On Detects smoke, sending an alarm
Off
Malfunction, replace the batteries, clean the detector, or
replace the optical chamber as required.
13.6 Cleaning the Detector and Replacing the Optical
Chamber
Clean the detector cover with a dry or damp cloth as needed to
keep it free from dust and dirt. Clean the detector interior at least
yearly and replace the optical chamber as needed. Use only Bosch
ISW-BSM1-CHAMBR optical chambers for replacement.
To clean the detector:
1. Remove the detector from the mounting base.
2. Remove the batteries.
3. Slide a flat head screwdriver in the slot on the detector cap
and gently push down to pry the cap off (Figure 16).
Figure 16: Remove the Detector Cap
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