Brother GTX-4 Service Manual page 147

(6) Moisten a clean stick R with the cleaning solution.
<IMPORTANT>

Be sure to use a different clean stick R separately for the color head and the white head. Use a new clean stick R when you
start cleaning.

Do not use other fluids (water, etc.), because they may damage the print heads.

Do not return the cleaning solution which has been put in the cleaning cup to the cleaning solution bottle.
<NOTE>

For a proper work operation, be sure to wear the printer-provided gloves.
Cleaning solution
(7) With a clean stick R, clean the surrounding area of nozzle surface of print head.
Manually move the carriage to such a position that you can perform the cleaning with ease.
<IMPORTANT>

Be sure not to bring the clean stick R into contact with the nozzle surface.

The used clean stick R should be disposed of, and should not be reused.
Surrounding area of nozzle
surface
Cleaning cup
Nozzle surface
4-50
Improvement of print quality
Clean stick R
Cleaning cup
Clean stick R
X0051
X0198