Brother GTX-4 Instruction Manual page 246

Items to be checked
Is the tube filled with ink?
After carrying out appropriate remedial measures listed above, make sure the non-firing nozzle has been recovered. If it
has not, perform the steps 1 to 5 to recover the non-firing nozzle.
Description
If a large amount of air exists in the tube, that
air will go into the head to cause
non-ejection condition of the nozzle.
Remedy
Re-install the ink
246
Troubleshooting
Document
Refer to "9-2-8. Re-install
the ink >>P.287".