Honeywell RTHL221 series User Manual

RTHL2310/RTHL221
7 69-2577EF—03
M32700
Heat Off Cool Auto On
Fan
Select the system setting
The SYSTEM switch can be set to control
your heating or cooling system, depending
on the season.
• Cool: Cooling system control.
• Off: All systems are off.
• Heat: Heating system control.
Set SYSTEM switch to control the
heating or cooling system.
CAUTION: EQUIPMENT DAMAGE
HAZARD. To prevent possible
compressor damage, do not operate
cooling system when outdoor
temperature is below 50°F (10°C).

Honeywell RTHL221 series Specifications

General

Brand	Honeywell
Model	RTHL221 series
Category	Thermostat
Language	English