1. Printhead is special printer parts . most of head have protect solution inside the printhead. so when you got it, it is means in good condition. thanks for your understanding.2. If there is 1 or 2 nozzle missing during beginning, please don't worry. you could try cleaning several time then it works.
3. All printhead please do use the cleaning solution to clean it before you suction ink,it is very necessary. thanks for your notice