Frequently asked questions. Honeywell RTH6580, RTH6580WF, RTH6500WF Wi-Fi Series

Frequently asked questions

:

A Contact the manufacturer of the router or check the router documentation.

Q Why am I not seeing my Wi-Fi setup page?

:

:

thermostat again.

Q Why isn’t my thermostat connecting to my Wi-Fi router even though it is very close to the thermostat?

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Frequently asked questions back of the thermostat (visible when removed from wallplate). Each thermostat has a unique MAC

ID and MAC CRC.

A Verify that the thermostat is correctly enrolled on your home Wi-Fi network. The message center will display

Wi-Fi Setup or Register at Total Connect. You might also see the Wi-Fi Signal strength icon. Verify that the Wi-Fi router has a good internet connection. On your computer, verify that you can open the site at mytotalconnectcomfort.com

If you cannot open the site, switch off the internet modem for a few seconds, then power it back on.

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Frequently asked questions

account.

A Check your email and ensure that you received an activation email. Follow the instructions to activate your account and then login to the website.

confirmation email.

A Most standard routers can be set up to be a repeater. You can also purchase and install a Wi-Fi repeater.

For more FAQs, see wifithermostat.com/support

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Troubleshooting

Lost Signal

If the no-Wi-Fi indicator displays in place of the

Wi-Fi strength indicator in the upper right hand corner of the home screen:

• Check another device to be sure Wi-Fi is working in your home; if not, call your Internet

Service Provider.

• Move the router.

• Restart the thermostat: remove it from the wallplate, wait 10 seconds, and snap it back onto the wallplate. Return to Step 1 of

Connecting to your Wi-Fi network.

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Troubleshooting

Error Codes

For certain problems, the thermostat screen will display a code that identifies the trouble. Initially, error codes are displayed alone in the time area of the screen; after a few minutes, the home screen is displayed and the code alternates with the time.

Error Code

E01

During Wi-Fi Setup, the router lost power.

Action

• Ensure your router has power.

• If trying to connect to a hidden or manually added network, confirm the router has power and is working.

M33999

E02

Invalid Wi-Fi password. This code displays for 30 seconds, then the thermostat will re-enter

Wi-Fi Setup mode.

• Re-enter password for your home Wi-Fi network.

• Repeat setup process and confirm your password for your home

Wi-Fi network.

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Troubleshooting

Error Code Action

E42

Router is not issuing an IP address to the thermostat.

• Wait for 30 minutes, connection can take several minutes.

• If still no connection, remove thermostat from wallplate for 10 seconds, then reconnect it (see page 26).

• Verify your router is correctly setup to automatically give IP addresses.

E43

No internet connection.

Thermostat cannot communicate to Total

Connect Comfort.

• Make sure the Internet cable is plugged in.

• Reboot the router.

E99

General error Remove thermostat from wallplate for

10 seconds, then reconnect it (see page

26).

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M33998