๐ช๐ง Technical | Faults | How-to's โโน
Just found the solution - and am going to post it here in case anyone has the same problem as me.
When I took the wand out, the o-ring came out with it. Naturally, I assumed that the o-ring went on top of the wand before it was screwed in. This isn't the case. Turning the machine upside down...