There was some technical issue today on the noemienours reel-to-reel 8 track recorder in the sense that the drive belt had to be put back into place, which was rather easy to solve (the hardest part being how to unscrew this front part) but I would not have found out how to solve this without the following webpage that includes a lot of interesting advices to solve technical issues on reel-to-reel recorders: https://www.gearsavvy.com/restore-reel-to-reel-tape-recorder/