One of my clients has a big vacuum service business including Dysons. HOs would be a prime new target market for him no question @cawosey 
#newbizidea
I try to find a youtube instructional video before I take apart that kind of thing!
Taking apart is easy. it’s the putting back together that catches most people 
Pictures. I take pictures at every stage. Learnt this while maintaining winches on our sailboat.