Honeywell RTH7400 Series Operating Manual page 18

Operating Manual
If the cool temperature is lowered to where it gets close to the heat setting, an arrow
next to heat will show the thermostat is lowering the heat setting down to maintain a
3-degree separation.
Tue
c o°
L J —1 /--OS™
System Auto Fan Auto
Heat
Temporary
Set To
1U
1 1
Heat
ACOO!
/
System
V
\
)
The triangle indicates the cool temperature is
increasing to maintain 3 degrees between heat
and cool settings.
M27486
CAUTION: To avoid possible compressor damage, do not use Auto Changeover if the
outside temperature drops below 50
o
F (10
o
C).
69-2222ES—05 16