Lexmark W840 Finisher Service Manual page 258

4024-XXX
10.
Remove the two screws securing the bracket (D).
Note: It is not necessary to remove the bracket from the finisher; it should only be slightly moved to
provide better access to the two upper media transport roll drive pulley 20T(E).
11.
Loosen the two screws securing the belt tensioner bracket (F) to the finisher, and move it downward as
shown.
12.
Remove the belt (buffer/transport) (G) from the two upper media transport roll drive pulley 20T (E).
13.
Release the hook securing the appropriate upper media transport roll drive pulley 20T (E) to the
appropriate upper media transport roll assembly (C).
14.
Remove the appropriate upper media transport roll drive pulley 20T (E).
15.
Remove the appropriate bushing (H).
16.
With a prying tool, remove the e-clip securing the appropriate upper media transport roll assembly (C) to
the front of the finisher.
H
E
Rear
17.
Remove the appropriate 6 mm bushing (I).
18.
Move the appropriate upper media transport roll assembly (C) toward the front and outward.
19.
Remove the appropriate upper media transport roll assembly (C).
Note: When removing the upper media transport roll assembly (C), do not touch the rubber surface.
Replacement notes
Note: Make sure the flat spot on the upper media transport roll assembly (C) is installed to the rear.
Note: When replacing the upper media transport roll assembly (C), do not touch the rubber surface.
Note: The tension of the belt (buffer/transport) (G) is automatically adjusted by the force of the spring attached
to the belt tensioner bracket (F).
Note: Tighten the two screws in the order shown.
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Finisher Service Manual
C
C
H
C
E-clip
I
Front
E-clip
C