Owner's Manual
Page 25
Make sure the temperature does not is set higher 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 properly configured for the system to ... Heat. Heat pump • Check Function 2: Heat Pump issues cool air Changeover Valve to the compressor. Make sure the temperature is engaged. SETUP WIRING Troubleshooting RTH6400 Heating or • Press SYSTEM button to set system cooling system to Cool.
Make sure the temperature does not is set higher 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 properly configured for the system to ... Heat. Heat pump • Check Function 2: Heat Pump issues cool air Changeover Valve to the compressor. Make sure the temperature is engaged. SETUP WIRING Troubleshooting RTH6400 Heating or • Press SYSTEM button to set system cooling system to Cool.