4-112
Finisher Service Manual
4024-110
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.
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.
H
C
E
H
C
Rear
C
Front
I
E-clip
C
E-clip
Summary of Contents for W850dn
Page 8: ...viii Finisher Service Manual 4024 110 ...
Page 12: ...xii Finisher Service Manual 4024 110 ...
Page 22: ...1 6 Finisher Service Manual 4024 110 ...
Page 155: ...Repair information 4 3 4024 110 5 Remove the bridge unit assembly B from the printer B ...
Page 240: ...4 88 Finisher Service Manual 4024 110 25 Remove the main paddle shaft assembly Rear J F K L ...
Page 272: ...4 120 Finisher Service Manual 4024 110 ...
Page 282: ...5 10 Finisher Service Manual 4024 110 ...
Page 284: ...6 2 Finisher Service Manual 4024 110 ...
Page 290: ...7 6 Finisher Service Manual 4024 110 Assembly 4 Covers 3 7 5 9 2 10 6 4 8 1 ...
Page 292: ...7 8 Finisher Service Manual 4024 110 Assembly 5 Covers and front door 3 7 5 2 6 4 1 ...
Page 294: ...7 10 Finisher Service Manual 4024 110 Assembly 6 Stacker bin lift 5 4 6 3 1 2 8 2 3 3 3 1 7 7 ...
Page 298: ...7 14 Finisher Service Manual 4024 110 Assembly 8 Stapler 3 7 5 2 6 4 8 1 ...
Page 300: ...7 16 Finisher Service Manual 4024 110 Assembly 9 Media eject 8 4 9 6 2 7 5 1 3 11 2 3 6 5 10 ...
Page 310: ...7 26 Finisher Service Manual 4024 110 Assembly 14 Electronics 3 5 2 6 4 1 ...
Page 312: ...7 28 Finisher Service Manual 4024 110 Assembly 15 Cables 1 3 7 5 2 6 4 1 ...
Page 316: ...7 32 Finisher Service Manual 4024 110 ...
Page 322: ...I 6 Finisher Service Manual 4024 110 ...