Brother GT-3 Series Service Manual page 226

7.
Remove the two Screws (11) to dismount the five Cartridge Holder C Assys (12).
8.
Remove the Screw (13) and remove the Spring Plate 10X0.8 from the Cartridge Holder C Assy (12).
9.
Remove the two Screws (15) and remove the two Spring Plates 8X.08 from the Cartridge Holder C Assy
(12).
10. Remove the two Screws (17) and dismount the three Cartridge Holder W Assys (18).
11. Remove the Screw (13) and remove the Spring Plate 10X0.8 (14) from the Cartridge Holder W Assy (18).
12. Remove the two Screws (15) and remove the two Spring Plates 8X0.8 (16) from the Cartridge Holder W
Assy (18).
<Note>
 Execute those steps 7 to 12, remove the Filter Cartridge one by one when you disassemble one
Cartridge Holder C/W Assy.
 Pay attention not to put dust or dirt into the Needles. Cover the edge of the Tubes with the Caps listed
below.
13. Replace the eight Felts (19) if they are dirty with ink.
Refer to "6-1-43. Felts for Cartridge Base" for details.
14. Execute the reverse steps of 1-12 when you assemble the Ink Cartridge Base Unit.
<Note>
・ When you assemble the Ink Sensor PCB Assy (2), set the holes of the Connecting Plate (8) with the
bosses of the Cartridge Holder C Assy (12) and the Cartridge Holder W Assy (18) and tighten them
with the Screws (4).
・ When you assemble the Connecting Plate (8), set the holes of the Connecting Plate (8) with the
bosses of the Cartridge Holder C Assy (12) and the Cartridge Holder W Assy (18) and tighten them
with the eight Screws (7).
・ When you assemble the Back Connecting Plate (10), set the holes of the Back Connecting Plate (10)
with the bosses of the Cartridge Holder C Assy (12) and the Cartridge Holder W Assy (18) and tighten
them with the eight Screws (9).
・ Follow the order of the screwing the three screws (5) when you assemble the Needle Bracket (6); first
tighten the screws of both sides, then tighten the center screw.
<Note> The tightening torque of the screws should be 0.5 N·m.
GT-3 Series
6. Replacing Parts
217