Open Island

 purchased in costco, it's modeled as EP2231 then model name is a special one, you can only find latteGo 2200 on open market. it works like a charm, but soon you will need to replace filter, and clear the brew group. Still after few months of usage, one day the espresso only comes 10 cc or even less some times. googling, there are few things to be clear and replace: 1. the filter can be unmounted and clear the inside, mine has a lot of cafe... 2. the oring...not only one.... Here is the video shows how to unmount it and clean it. But after doing all the cleaning stuff, cafe still does not come out with good quantity. There is another thing, O rings... this is how the brewer works, grinder grind the coffee, then send into the chamber, by very good mechincal design, they are pushed into an other position where brewer host up hot water and close the cafe chamber. If the O rings of this 2 parts is getting aged, the seal will not be completed, then hot water leak out and you get no espr