Maintenance And Cleaning; Battery Life - HomeMatic HmIP-SWSD Mounting Instruction And Operating Manual

Maintenance and cleaning

9 Maintenance and cleaning
To ensure operational liability of the smoke alarm the de-
vice has to be maintained at least once a month. To do
this, proceed as follows:
• Wipe the housing with a slightly damp cloth if
necessary.
Press the operating button (D) one time briefly to
•
trigger the function test.
• If the alarm sound is triggered 3 times, the LED
flashes red and the escape lights up permanently
at the same time, the smoke alarm is working cor-
rectly.
• If no alarm is triggered after pressing the operat-
ing button (D), the device is defective and has to
be replaced.
10

Battery life

The smoke alarm is powered by a permanently sealed
lithium battery with a typical lifetime of 10 years. Batteries
cannot be replaced.
The smoke alarm has to be replaced 10 years af-
ter the first installation.
The battery life of typically 10 years can only be enabled
under the following conditions:
60