Brother MFC Series Service Manual page 110

• If ink gets into your mouth, immediately spit it out and consult a doctor.
(11) After completion of reassembly, it is recommended that the dielectric voltage withstand
test and continuity test be conducted.
• After completing all repairs, make sure to clean the flushing guide using a cleaner
stick (as shown in the illustration below) before returning the machine to the user to
prevent ink from spilling during transportation.
Flushing guide
3-2
Cleaner stick
Confidential