Maintenance / Troubleshooting
43
Building Technologies
009865_b_en_--.doc
Fire Safety & Security Systems
11.2007
9.2 Battery
replacement
DOW1171
The two battteries of the radio smoke detector must be replaced when a battery
fault for the radio smoke detector is indicated on the control panel.
The batteries must only be replaced by qualified personnel.
Always replace both batteries.
Prerequisites:
z
The FDnet detector line or the detector zone must be switched off.
z
The radio gateway must be in normal operation.
z
The new 9V batteries for the DOW1171 are ready for insertion.
Batteries of the radio smoke detectors must be exchanged one after the other.
Only one radio smoke detector of a radio cell may be without batteries at the same time, and only for
a short period.
Procedure:
1.
Unscrew the radio smoke detector DOW1171 from the base.
2.
Remove the old batteries from the DOW1171.
3.
Wait for the discharge period of 10 seconds.
4.
Insert the new batteries in the DOW1171.
5.
Insert the radio smoke detector DOW1171 in the base again.
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The status indicator shows the field strength by flashing during 2 minutes.
For additional information, please consult the Technical documentation, chapter
'Commissioning', document no. 1787.
see also:
Î
5.8 Status indication on the radio detector DOW1171/SMF6120, Page 24
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