Brother GT-3 Series Service Manual page 289

6. Replacing Parts
3.
Rotate the Tube Connector (1) (the white part over the Print Head) by 90 degrees (left photo), lift it
straight up slowly and remove the Tube from the Print Head (right photo), and insert the Fitting that you
removed in the step 2 of the previous page. Do not force to pull out the Tube from the Print Head, or the
junction may be damaged. Rotate the Tube little by little and move it straight up slowly.
(1)
4.
Push the Stop Lever to release the lock when you close the Front Cover with both hands.
5.
Turn ON the printer.
6.
Select [Head Cleaning] > [Powerful Cleaning] from the menu and execute 3 times to remove the ink
inside the Print Head before you remove it.
<Note>
Pay attention to the dropped ink when you pack and send the Print Head in the box.
7.
Select [Maintenance] > [Head Replacement] of the menu and press the OK Button.
8.
The Carriage moves to the position of the Flushing Plate. Follow the indication of the Display and turn
OFF the printer.
9.
Open the Front Cover with both hands until it is locked with the stopper.
10. Take off the gloves and touch some metallic part to dissipate static electricity (e.g. Covers). Better to put
on the Wrist Strap.
11. Remove the plastic cover on the Carriage PCB. Disconnect the white cable (left) and remove the four
claws on the both edges (right).
280
(2)
GT-3 Series