I have a RemStar M-series that I am parting with. And I have the square part you’re referencing. I took a picture of it, but can’t figure out if I can actually post a picture here. I don’t really know what to do with the whole machine, I hate dumping stuff that works in the landfill but I dont know...

Thanks so much !! Great info.

That name I used in my post is the descriptor in the manual. It showed no part number, sadly.

Will get on with that company on Monday !

HI ! I'm new to the boards. If there is an area for Sell / Buy on here I apologize for posting this query into the main forum. Have been using my REMStar 400M series since 2003. Remarkably, the unit I am using has been in use all but two or three nights since 2004. I made the mistake of putting my f...