Honeywell CHRONOTHERM IV T8665A User Manual page 16

Press the Run Program key to cancel the temporary
temperature setting before the designated time.
If or
setpoints are being adjusted. Tapping the increase
and cool setpoints by one degree. Press
the setpoints.
appears under the temperature display, it means that both the heating and cooling
Run
Program
Mon
After selecting a temporary setting, the display reads
"Temporary" until canceled. Example display shows
or decrease
key after the desired setpoint is reached to verify
16
Temporary
AM
Heat
temporary heat setting of 70° at 6:00 AM.
key changes both the heat
System
Heat
Fan
Auto
M14564
69-1536–3