Honeywell T8665C EnergyPro Owner's Manual page 25

A CAUTION
Equipment Damage Hazard.
Can cause permanent damage to the
compressor or other equipment.
To avoid possible compressor damage,
allow compressor to remain off for five
minutes before restarting.
To avoid possible equipment damage,
do not operate cooling when outside
temperature is below 50°F (10°C). See
equipment manufacturer instructions.
Setting System Key
Press the System key until the
desired system (Heat, Off, Cool,
or Auto) displays.
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