3
Important Safety Information
General Description
The SimpleComfort
®
2201 is intended to operate and is compatible with 24 VAC residential heat pumps
with up to 2-stage heat/1-stage cool. It will operate with heat pump systems that are manual changeover
and have auxiliary or emergency heating. There are no optional items required for standard installations.
This thermostat is also compatible as a master thermostat in zoned system applications.
• Always turn off power at the main power source by unscrewing fuse or switching circuit breaker to the
off position before installing, removing, cleaning, or servicing this thermostat
• Read all of the information in this manual before installing this thermostat
• This thermostat should be installed only by a professional contractor
• This is a 24 VAC low-voltage thermostat; do not install on voltages higher than 30 VAC
• All wiring must conform to local and national building and electrical codes and ordinances
• Do not switch system to cool if the outdoor temperature is below 50°F; this can damage the air
conditioning system and may cause personal injury
• The thermostat will not control your heating/air conditioning system without power; it requires a
continuous 24 VAC circuit for proper system control
• Use this thermostat only as described in this manual
• While cleaning, do not get soap directly on thermostat switches or LCD readout; only use a
damp cloth with a mild soap to wipe outside of thermostat cover