That looks very similar to this one. Sorry I misunderstood your definition of OLD. I’ve forgotten more than I remember, so get confused very easily. Thankfully I’ve cut back drastically, due to recovering from a bout with sepsis, it’s some mean crap. NowI only do units when I know I can complete in a day or two, as my energy level is no where close to what it was. Most of my customers understand. I’ll add your site to my support list.
https://outdoorpowerinfo.com/repairs/#id_float