How can I refill the Robust CISS / RISS?
Preparing the ROBUST V.4 tanks NEW!
**The Small Plugs (Tanks Plugs) need to be left open at all times after you install the system
(update 26-08-2016) NEW!
***After install your CISS:
The Small Plugs (Tanks Plugs) that need to be left open all time.
Just for Hp 02 cartridges 2 plugs need to be left open all time.
Warning :
Never rise the external tank higher than your printer (even temporarily)!