How do I remove a Smart Air Quality Monitor in my home?
FAQ , Air Quality , Troubleshooting Modified: March 19, 2026
This procedure can also be used to remove a device from the network that is inoperable.
To remove an already installed device from the Lennox S40 Smart Thermostat, use the following procedure:
1. On the Lennox Home App: Go to Menu > Settings > Smart Devices.
2. Select the Smart Air Quality Monitor to remove and follow the screen prompts.
3. It could take up to two minutes before the Smart Air Quality Monitor is removed from the S40 Smart Thermostat BLE Mesh network.
Once the Smart Air Quality Monitor is removed from the BLE Mesh network, make sure that the power to the Smart Air Quality Monitor is turned off or disconnected to be removed.
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