Frequently asked questions

Standard (non-communicating) thermostats control HVAC systems using basic on/off signals and may have limited features. Communicating thermostats, like Bryant’s Evolution® System Control, enable two-way communication with the HVAC system, allowing for advanced diagnostics, energy management, and enhanced comfort control.

Thermostat alert codes notify you of system statuses or issues. They can indicate conditions, which are informational messages such as software updates; faults, which are issues that may require attention but don’t immediately affect system operation; and malfunctions, which are serious problems that may cause system shutdowns and require immediate service.

Programmable thermostats can help save on energy costs by tailoring your heating and cooling system to your schedule, ensuring efficient operation when you’re home and conserving energy when you’re away.

Alert codes indicate various system statuses or issues. They can be categorized as conditions, which are informational alerts like software updates; faults, which are issues that need attention but may not immediately affect operation; and malfunctions, which are serious issues requiring immediate service.