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The Doctor will search for the new device
Step 3
1. Press and hold the centre button until "OFF" is shown on the display.
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On success, the Powered Room Thermostat has been assigned a number, write this number on the surround of the device.
If you have excluded or factory reset the device previously, it will re-add with a new, different number. If it has the same number as before the reset, the device was not successfully excluded/factory reset.
The Doctor will communicate with the device
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