Ei Electronics Ei208DWRF Instructions Manual page 21

The batteries in the Ei207 series should be replaced before the "best before" date
printed on the batteries is exceeded.
The life will be reduced if the CO Alarm regularly goes into alarm or if it is exposed
to excessive temperatures for long periods).
Sensor Fault:
If a sensor fault has been detected the Alarm will beep and flash the amber light 2
times every minute. The remedy for this failure is to replace the Alarm.
End of Life:
When the sensor has reached its End of Life the Alarm will beep and flash the
amber light 3 times every minute. The remedy for this failure is to replace the Alarm.
Testing
Frequent testing of the Alarm is a requirement to ensure its power is present and
the Alarm is functioning.
Guidelines and best practices for testing are as follows:
1. After the system is installed.
2. Once weekly thereafter.
3. After prolonged absence from the dwelling (e.g. after holiday period).
4. After repair or servicing of any of the systems elements or household electrical
works.
To test the Alarm press and the hold the test button. The Alarm will respond with
one of the following status conditions:
1. The Green LED will flash and the horn will sound to indicate the Alarm is powered
and operating correctly.
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