Honeywell Lyric Round Guide De Démarrage Rapide page 6

1
Turn power OFF
To protect yourself and your
equipment, Turn off the power at the
breaker box or switch that controls
your heating/cooling system.
2
Check that your system is off
Change the temperature on your
old thermostat. If you don't hear the
system turn on within 5 minutes, the
power is off.
Breaker box
6
OR
Switch
75