Honeywell PRO TH4110B - About Your New Thermostat; Programming and Operation; Appendices and Support

PRO TH4110B Programmable Thermostat
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Thermostat features ........................2
Programming at a glance ................3
Quick reference to controls............4
Quick reference to display..............5
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Set time and day..............................6
System switch (Heat/Cool) ............7
Fan switch (Auto/On) ......................8
Using program schedules................9
Program schedule overrides ........12
Compressor protection ................14
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Battery replacement......................15
In case of difficulty ......................16
Customer assistance......................18
Accessories....................................18
Limited warranty ..........................19
Table of contents
This thermostat is ready to go!
Your new thermostat is pre-
programmed and ready to go.
See page 3
to check settings.
CAUTION: EQUIPMENT DAMAGE
HAZARD. To prevent possible
compressor damage, do not operate
cooling system when outdoor
temperature is below 50°F (10°C).