1. The CISS include the cartridge, tubes and tank.
2. Connect the cartridge and tank well, refill the tank.
3. Use a syringe to take the air out of the cartridge, then the ink will flow from
the tank to cartridge due to air pressure.
4. Install the cartridges in the printer and try to clean the print head at the computer end for some times.
5. Then the CISS will start work.