Honeywell RTH6350 - Page 28

Advanced Installation Guide
69-2696ES—03 26
Troubleshooting
SETUPWIRINGASSISTANCETROUBLESHOOTING
Heating or
cooling system
does not
respond
• 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.
“Cool On” or
“Heat On” is
flashing
• Compressor protection feature is
engaged. Wait 5 minutes for the
system to restart safely, without
damage to the compressor.
Heat pump
issues cool air
in heat mode, or
warm air in cool
mode
• CheckFunction 2: Heat Pump
Changeover Valve to make sure it is
properly configured for your system
(see page 15).
Heating system
is running in
cool mode
• CheckFunction 1: System Type to
make sure it is set to match your
heating and cooling equipment (see
page 14).