Brother DCP-J552DW Service Manual page 172

ADF back cover, document separate roller ASSY
(16) Remove the screw from the TAPTITE CUP B M3x10, release the boss, and release the 5 hooks
to remove the ADF back cover.
TAPTITE CUP B M3x10
ADF back cover
Hook
(17) Open the latch from the outside and remove the document feed roller 1 gear. Release the latch at
the back of the ADF unit and pull out the document separation roller gear (outside) by turning it.
(18) Release the latch and document feed roller 2 gear.
(19) Remove all bearings from document feed roller 1 and 2.
ADF unit
(Rear)
Document feed
roller 1 gear
Document separation
roller gear (outside)
Assembling Note Attach the gears as shown in
Hook
Boss
Hook
(Left)
Latch
Latch
Document feed
roller 2 gear
Document separation
roller gear (outside)
3-55
Hook
Bearing
The back of the ADF unit
Section 6 in this chapter.
ADF unit
(Front)
(3_074)
(Left)
Latch
(3_075)
Confidential