Removal and Installation 10. Remove 3 T-15 screws ( Type F ) from the Left Hand Cover (front). 11. Remove the Left Hand Cover from the Printer. Installation of Left Hand Cover WARNING When handling the Tubes make sure you do not damage them by twisting. WARNING When inserting the Left Hand Cover, be careful not to pinch/ twist the air tube or the electrical cable. 8-9 HP DesignJet 5000 and 5500 Series Printers Service Manual