Auto Changeover; Auto-Changeover - Honeywell RTHL3550D1006 Operating Manual

Auto Changeover

About your new thermostat
Fan System
Auto
Press until screen
displays "Auto"
Note: The Auto system setting
may not appear, depending
on how your thermostat was
installed.
Auto Changeover is a feature used in climates
where both air conditioning and heating are used
Auto
on the same day. When the system is set to Auto,
the thermostat automatically selects heating or
cooling depending on the indoor temperature.
MCR32594
Heat and cool settings must be at least 3 degrees
apart. The thermostat will automatically adjust
settings to maintain this 3-degree separation
(called "deadband").
The 3-degree separation between heating and
cooling set temperatures is fixed, and cannot be
changed.
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RTHL3550
69-2583ES—01