Removal and Installation 7. Push the button to release the Printhead Tubes from the Carriage. 8. Release the retaining clip by pulling it away from the holding brackets. 9. Remove 1 T-8 screw ( Type V ) and washer that attaches the Cutter to the Carriage. 8-62 HP DesignJet 5000 and 5500 Series Printers Service Manual