My water purifier came with a wrench to open the fiber filter tanks, but nothing to open the resin tank 
which can be pretty tricky because the cap has small bumps that seem designed to rip your skin open, rather than the tank.
So I designed my own, and 3D-printed it.
And it's working !
I've shared the necessary files here : http://www.thingiverse.com/thing:850851
It looks like this:
In action:
which can be pretty tricky because the cap has small bumps that seem designed to rip your skin open, rather than the tank.So I designed my own, and 3D-printed it.
And it's working !
I've shared the necessary files here : http://www.thingiverse.com/thing:850851
It looks like this:
In action:
