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Troubleshooting
Heat pump
issues cool air
in heat mode,
or warm air in
cool mode
Heating or
cooling system
does not
respond
69-2718EF—03
• Check Function 2: Heat Pump Changeover Valve to make sure it is properly
configured for your system (see page 50).
System
• Press
to set system to Heat. Make sure the temperature is set higher
than the Inside temperature.
System
• Press
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.
• Wait 5 minutes for the system to respond.
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