Oh and chceck the spindle speed potentiometer. If it is set to 0 the spindle will run with 0% of desired speedy.

There's no spindle on command in Your MDI program. Add extra line with M3 or M4. Usually u move for instance Z100 and M3.

Witk PLC errors. Check every fuse in supply cabinet. If it's Similar to what I saw there are quite much of ceramic fuses that can get messy.

2 looks like oiling. (keep pressed for a short time after start of the machine)
3 is a major fault reset. Probably need to be pressed for supply error reset to run the control.