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Maintenance / Repair
7
State of operational readiness after alarm activation
34 | 46
Building Technologies
Fire Safety
Radio manual call point FDM275-O with glass insert
The glass insert is covered by a foil. This foil holds the glass splinters together
when the glass insert is pushed in, making it possible to remove the glass insert
easily.
w The glass insert is broken and the internal alarm indicator flashes red with
flashing pattern number 6.
1. Remove the housing cover with the key.
a The switching unit is accessible.
2. Completely remove the broken glass insert (1) and dispose of it properly.
3. Place the new glass insert (6) between the following points:
–
Retainer (5)
–
Left and right stops (4)
–
Spring (2)
–
Triggering device (3)
a This pre-stresses the spring (2).
4. Install the housing cover on the back box.
–
Hook the top housing cover into the back box.
–
Snap the bottom housing cover into place in the back box.
5. If necessary, check the function of the manual call point. See the chapter
'Performance check'.
a The radio manual call point FDM275-O is ready for operation.
1
Figure 12: Replacing the glass insert
1
Broken glass insert
2
Spring
3
Triggering device
3
2
5
4
5
6
4
4
6
Stop
Retainer
New glass insert
A6V10425652_en--_f
2016-11-28
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