In Case Of Difficulty - Honeywell Prestige THX9000 Manual De Instrucciones

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Operating Manual

In case of difficulty

If you have difficulty with your thermostat, please try the suggestions below.
Most problems can be corrected quickly and easily.
Screen is blank
• Check circuit breaker and reset if necessary.
• Make sure power switch at heating & cooling system is on.
• Make sure furnace door is closed securely.
Screen is
• To adjust the screen display, see backlight options in the Preferences
difficult to read
• At 2 am each day, Prestige HD models change screen colors for an hour,
No response to
• Make sure the thermostat is not locked (see page 14).
key presses (or
Make sure heating and cooling temperatures are set to acceptable ranges:
temperature
• Heat: 40° to 90°F (4.5° to 32°C).
will not
• Cool: 60° to 99°F (15.5° to 37°C).
change)
menu (see page 16).
to prevent burn-in. Touch the screen at any time to restore normal
screen colors.
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