Just posting the solution here: when I had different alarms interconnected, the old ones went off because they didn't recognize the signal coming from the new one.
Hi dlester, the electric schema for the alarm is as follows:
white - neutral
black - live
red - used to interconnect alarms (if one detects a smoke condition, all of them goes off).
And the whole house has 120V, not a single point has 240V.
Thanks
Hello,
I bought 5 Kidde i12080 smoke alarms to replace 5 old Firex FXW-R in my house. In order to install the first one, I turned off the circuit breaker dedicated for all smoke alarms and installed one i12080 (connecting the three wires: black, white and red).
I decided to test only the...