Brother GT-782 Instruction Manual page 105

7. Troubleshooting
(21) Put on your gloves again, and then remove the tube fitting from the end of tube.
(22) Insert the tube into the new Print Head, and then rotate the tube connector 90 degrees to the direction of the arrow.
(23) Put the Wiper Cleaner Cartridge back to the position and close the Front Cover.
(24) Remove the Filter Cartridge, and then install the Ink Cartridge for CMYK and the Maintenance Solution for White which
are previously removed.
(25) Turn on your printer.
(26) Press the Platen Button to eject the Platen.
(27) Press the OK Button to open the Menu Display.
(28) Press the Up/Down Button to select "Maintenance", and then press the OK Button.
(29) Press the Up/Down Button to select "Initial Cleaning" mode, and then press the OK Button.
GT-782 96