There’s a Technology Connections video where he cuts a hole in a dishwasher to install a plexiglass sheet. It leaked like hell, but you do get to see inside while it’s running.
Which Google translate renders as “The windows are limited. Please do not throw objects at high altitudes.” Which still seems kind of mangled, but at least resembles something potentially reasonable.
Maybe someone who actually speaks the language will show up to help us out.