InteliLite
NT
– AMF20/25, SW version 2.2, ©ComAp – September 2014 137
IL-NT-AMF-2.2-Reference Guide.pdf
Maintenance
Backup battery replacement
The internal backup battery should be replaced approx. every 5-7 years. Replace the battery, if the
alarm
Low BackupBatt
occurs. Follow these instructions:
1. Disconnect all terminals from the controller and remove the controller from the switchboard.
2. Release the rear cover using a flat screwdriver or another suitable tool.
3. Remove all plug-in modules.
4. The battery is located in a holder on the circuit board. Remove the old battery with a small
sharp screwdriver and push with a finger the new battery into the holder. Use only CR1225
lithium battery.