Instructions For A Bikecycle Shaped Cake How Can I Get Assembly Instructions For A Schober Recital Organ?

How can I get assembly instructions for a Schober Recital Organ? - instructions for a bikecycle shaped cake

We inherited this point and seems to be in very good condition, but not play. Since all the electronic components to do and do not know the history of the body, or anything at all about these institutions: "We realized that we could not find the installation instructions that came with the kit would really help us understand what is not works. Each diagram or detailed instructions would be helpful. Thanks!