How to install and start the device? Every step is described in the user manual, right here. Tagged: how toinstallmanualstart Related Articles Where can I find serial number and ANT+ ID? How to connect the POWERCRANK with my bike computer? How to perform calibration? What do the calibration values mean? How often do I need to perform calibration on my device? Is calibration in the app the same as calibration from the bike device level?