In case of difficulty

Heating or cooling system does not respond

“Cool On” or “Heat On” is flashing

Press SYSTEM button to set system to Heat. Make sure the temperature is set higher than the Inside temperature.

Press SYSTEM button 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.

Compressor protection feature is engaged. Wait 5 minutes for the system to restart safely, without damage to the compressor (see page 15).

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Trane TCONT600AF11MA, TCONT602AF22MA manual Cool On or Heat On is flashing