Operating Manual
In case of difficulty
Heating or cooling
system does not
respond
Display shows
Fan Auto and
On or Auto and
Circ at the same
time
69-2267EFS—03
• Press SYSTEM to set system to Heat. Make sure the temperature is set higher than
the Inside temperature.
• Press SYSTEM to set system to Cool. Make sure the temperature is set lower than the
Inside temperature.
• Check circuit breaker and reset if necessary.
• Make sure power switch at heating & cooling system is on.
• Make sure furnace door is closed securely.
• If "Wait" is displayed, the compressor protection timer is on. Wait
5 minutes for the system to restart safely, without damaging the
compressor (see page 12).
• This is normal operation. Auto indicates the thermostat is following the
programmed fan setting. If Auto and On is shown (or Auto and Circ),
the fan is scheduled for "On" (or Circ) during this period (see page 5).
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570-213