Process of BR1900 & 1390 ink pump cleaning
Process of pump cleaning
Step 1: Connect the syringe to the soft ink tube.
Step 2: Drop some cleaning liquid onto the cap top sponges (BR1900 has tow, BR1400 has one).
Step 3: Open the waste ink tank and take out the ink tube from the waste ink bottle.
Step 4: Connect the soft ink tube to the waste ink tube and pull the piston reposefully suck cleaning liquid into the syringe.
Step 5: Repeat step 2 and step 4 to clear the cap top sponges totally.
Step 6: Put the waste ink tube back and the ink pump cleaning is done now.