Honeywell RTH6500WF Wi-Fi Programmable Thermostat User Guide
Troubleshooting
If you have difficulty with your thermostat, please try the following suggestions.
Most problems can be corrected quickly and easily.
Display is
blank
• Check circuit breaker and reset if necessary.
• Make sure power switch at heating and cooling system is on.
• Make sure furnace door is closed securely.
• Make sure C wire is connected (see page 6).
Cannot change • Check Function 1: System Type to make sure it is set to match your
heating and cooling equipment (see page 18).
system setting
to Cool
Fan does
• Check Function 3: Heating Fan Control to make sure it is set to match
your heating equipment (see page 18).
not turn on
when heat is
required
Cool On or Heat
On is flashing
on the screen
Heat pump
• Compressor protection feature is engaged. Wait 5 minutes for the system
to restart safely, without damage to the compressor.
• Check Function 2: Heat Pump Changeover Valve to make sure it is
properly configured for your system (see page 18).
issues cool air
in heat mode,
or warm air in
cool mode
Heating or
cooling system
does not
• 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.
respond
• 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.
Heating
• Check Function 1: System Type to make sure it is set to match your
heating and cooling equipment (see page 18).
system is
running in cool
mode
Heating
• Check Function 1: System Type to make sure it is set to match your
heating and cooling equipment (see page 18).
• Grasp and pull thermostat away from wallplate. Check to make sure bare
wires are not touching each other.
• Check thermostat wiring is correct.
and cooling
equipment are
running at the
same time
69-2715EF—07
22
| General | Details |
|---|---|
| Name | Honeywell RTH6500WF Wi-Fi Programmable Thermostat User Guide |
| Make | Honeywell |
| Language | English |
| Filetype | PDF (Download) |
| File size | 1.05 MB |
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