The following feature is only available to those with Admin or View & Edit rights.
Navigate to the 'Machines' and click on the machine you wish to change
Navigate to the 'Info' section, and click the 'Edit machine info'
Choose the sensor to replace and press 'change sensor', then select replace
Complete the form and press submit (you'll need the new sensor code from the back of the device)
Press save changes to confirm your sensor replacement