In Case Of Difficulty - Honeywell RTH6350 Operating Manual

In case of difficulty

About your new thermostat
If you have difficulty with your thermostat, please try the following suggestions.
Most problems can be corrected quickly and easily.
Display is blank
Make sure heating and cooling temperatures are set to acceptable ranges:
Temperature
settings do not
change
To restore Follow these steps to restore default schedule settings (see page 10):
default schedule
settings
69-2415ES_B.indd 21
• Make sure fresh AA alkaline batteries are correctly installed
(see page 15).
• Heat: 40° to 90°F (4.5° to 32°C).
• Cool: 50° to 99°F (10° to 37°C).
1. Press SET CLOCK/DAY/SCHEDULE.
2. Press SET SCHEDULE.
3. Press DONE and NEXT at the same time for 4 seconds.
RTH6350/RTH6450 Series
21 69-2415ES—04
3/22/2011 12:56:03 PM