Brother mfc8440 Service Manual page 159

(26) Remove the hook of the bearing 5, and then slide the feed roller ASSY in the direction of
the arrow.
(27) Remove the feed roller ASSY.
(28) Remove the joint 5 and the bearing 5 from the feed roller ASSY.
Feed roller ASSY
5
Joint 5
NOTE:
Be careful that the different direction installation causes jam when you install joint 5.
Joint 5
4 2
3
1
Fig. 4-136
Fig. 4-137
4-77
MFC-8440/8840D/8840DN, DCP-8040/8045D/8045DN
Bearing 5
Bearing 5
SERVICE MANUAL
Hook