Remote Sensor Status

The wave icon above the current channel display shows the connection status of the corresponding remote sensor:

Activate Search for Remote Sensors

Normally the main display will automatically find and display measurement results from the remote sensors. However, occasionally other radio transmission sources (TV, Cordless or Cell Phones etc) can interrupt the sensor signal. If this happens simply press and hold the DOWN arrow button for 4 – 6 seconds to activate a new search.

Memory Reset Procedure

These steps will completely reset all of the parameters stored in memory.

On the main unit press and hold SNOOZE and UP buttons for 4 seconds until the backlight will flash

Press SET button clearing the memory -the main unit will start beeping with 1 second delay.

Wait until the beeping will cease

Disconnect main unit from the AC/DC adapter and remove the batteries from the back of the main display unit and wait 10 seconds

Reinstall the batteries and reconnect the main unit to the wall power outlet through the AC/DC adapter

Maintenance

Changing Batteries

The battery status of each weather sensor is checked every hour. If the low battery indicator lights up, replace the batteries in the corresponding unit.

Changing Batteries in the Main Unit

First connect the AC/DC adaptor provided to the main unit to avoid losing any data.

Remove the battery compartment door at the back and replace all batteries. Do not mix old and new batteries.

Replace the battery compartment door.

Changing Remote Sensor Batteries

Replace the batteries following the setup instructions for the corresponding sensor.

When the batteries are properly installed, the remote sensor will resume sending signals to the main unit.

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Honeywell TE821WD user manual Memory Reset Procedure, Maintenance