Honeywell RTHL3550 - Manual;Auto Changeover

RTHL3550
19 69-2584ES—01
About your new thermostat
SETUP WIRING ASSISTANCE TROUBLESHOOTING
MCR32609
Done Next
Function 12: Manual/Auto Changeover
Press the s or t button to select Manual or Auto
Changeover:
NOTE: System maintains a minimum 3 ºF
difference between heat and cool settings.
CAUTION: To avoid possible compressor
damage, set to option 0 if the outside
temperature drops below 50 ºF (10 ºC).
0 Manual Changeover: (Heat/Off/Cool)
1 Automatic Changeover: (Heat/Off/Cool/Auto)
Automatically turns on heat or cool based on room
temperatures.
Press to change setting.
When correct setting is
selected, press NEXT to
display next function.
MCR32602