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12 Battery replacement
If the batteries are empty, the smoke detector will
indicate this with a short beep every 48 seconds
and the red LED in the test button will also flash
three times every 48 seconds. If this happens, the
batteries should be replaced as soon as possible.
A new set of (alkaline) batteries has a service life of
over two years (typical value, with no alarms).
Replacing of batteries:
- Rotate the smoke detector anti-clockwise to
remove it from the base.
- Remove the used batteries from the battery
compartments.
- Insert three new LR6 batteries (mignon/AA)
in the battery compartments, observing the
polarity shown (see sketch on page 50; the
use of 1.2 V batteries is not permitted). Once
the batteries have been inserted, the wireless
module LED lights up briefly red, green and
orange in sequence and the red indicator light in
the test button flashes approximately every 48
seconds, which signals that the device is ready
for operation.
- Latch the smoke detector onto the base by
Summary of Contents for HM-Sec-SD
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