Where can I find the instructions for fitting an autodoor to an Eglu Cube Mk1?

You can find the instructions for the Eglu Cube Mk 1 here - https://www.omlet.co.uk/files/public/manual/2024/02/830.3070E-instruction-manual-install-the-autodoor-onto-eglu-cube-mk1-omlet.pdf

There is also a very useful video on YouTube that shows the step by step instructions - https://www.youtube.com/watch?v=preMYyHck9Y