The Clearnav vario is based on the Cambridge L-NAV and 302 varios. Here you can find manuals:
Release notes for CNv:
Manual: https://www.lrb.no/downloads/2019_Wingman_Manual_Edition 1_EN.pdf
Order form: https://www.lrb.no/downloads/Orderform-Wingman-edit-Engl.pdf
Download Moutain High cylindar comparion chart