Honeywell RTH5100B Quick Installation Manual page 19

Function 12: Manual/Auto Changeover
Press the or
s t
12
Next
Done
Manual Changeover: (Heat/Off/Cool)
0
1 Automatic Changeover: (Heat/Off/Cool/Auto) Automatically turns on
heat or cool based on room temperatures.
CAUTION: To avoid possible compressor
damage, set to option 0 if the outside
temperature drops below 50ºF (10ºC).
NOTE: System maintains a minimum 3ºF
difference between heat and cool settings.
button to select Manual or Auto Changeover:
0
MCR29544
Press to change setting.
When correct setting is
selected, press NEXT to
display next function.
MCR29540
17
RTH5100B
69-2329EF—03