When using the residential central Wi-Fi adapter with the I2C commercial controller, there are some common LED usage lights that will help you determine the communication.

Wi-Fi LED
- Flash Red when in direct connect mode.
- Flash Green when trying to connect to Wi-Fi access point.
- Solid Green when connected to Wi-Fi access Point.
- Solid Red if connection to Wi-Fi access Point failed.
- Flash Amber when receiving a message from central.
Central LED
- Off if never sent message to central (No Wi-Fi connection).
- Solid Green if connected to central.
- Solid Red if central connection failed.
- Flash Amber when sending a message to central.
Controller LED
- Off if never sent message to controller (No central connection).
- Solid Green if connected to controller.
- Solid Red if controller connection failed.
- Flash Amber when sending a message to controller.
Flow LED
If a flow sensor is installed, the last small LED will flash when the flow is detected. This light will always be Blank when no flow is detected.
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