HP Latex 3000 Printer - Manual (Page 106)

6. Lift the handle provided with the printhead, and pull the handle gently upwards to disconnect the
printhead from the carriage.
7. Remove the printhead from the printer. The original packaging materials can be used to discard the old
printhead or in case there is a need to return it to HP.
When removing the optimizer printhead
1. Locate the optimizer printhead.
2. Push the latch handle against the rear beam as much as possible.
100 Chapter 5 Handle the ink system ENWW