How do I preform a system test in order to test the stages of equipment?

Last updated: September 2, 2025

You can test the system setup in ADVANCED MENU under SYSTEM TEST option.

Press and hold Menu on the Lyric T5 WiFi Thermostat for 5 seconds to access ADVANCED MENU options.
Touch or to go to System Test, touch Select.
Touch or to select system test type, touch Select.
For the heat test and cool test, use or to activate each stage of the equipment. For the fan test, use or to turn the fan on and off.

NOTE: The clock is used as a timer while the stages are running. The Heat On and Cool On indicators are displayed when the system test is running

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