The Ethernet Gateway is offline

Log into your account at If you have not created an account yet, click [SIGN ME UP] and follow the onscreen instructions to set up your account and get your equipment set up.

If you have an account, go to the Modlet Network tab and select Gateways from the left navigation. If a gateway was set up on your account you will see it listed. If you don’t see it listed select [ADD GATEWAY] and follow the on-screen instructions.

If your gateway is displayed on your account check the Last Connected column to verify that the time is recent. If the Last Connected time is outdated it means your gateway is offline.

Make sure the Ethernet cable from your router is connected to the WAN port of your Ethernet Gateway. Also, check that the power plug for Ethernet gateway is plugged into an outlet. If the gateway has already been set up, the gateway will automatically reconnect with the modlets on your network.

On the Modlet Network tab, click on Modlets on the left navigation. Your modlet should display in the list and the Last Connected time should be recent. If the modlet is not listed, click [ADD MODLET] and follow the on-screen instructions.

Click on the Smart AC tab or program tab. If your thermostat remote is online you will see a recent room temperature listed.

If you don't see a smartAC tab or tab with your program name you need to join the thermostat remote.

Related Content
Set up a Zigbee SmartAC kit
Set up an Ethernet Gateway
Join a Thermostat Remote to smartAC Zigbee modlet

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