Xerox DocuColor 12/DCCS50, Service Manual

Page: 440 / 1617

1/05
4-116 DocuColor 12/DCCS50
REP 8.2.1
Reissue
Repairs and Adjustments
REP 8.2.1 Donor Roll Assembly
Parts List on PL 8.9
Removal
After replacing the Donor Roll Assembly, reset the HFSI counter. Enter the dC135 HFSI
Counter List Diag. Screen (010-811). If the wick is also replaced, reset HFSI 10-814.
WARNING
Turn power off and disconnect the power plug.
CAUTION
Since the Fuser is very hot, wait until the Fuser becomes sufficiently cold.
1. Open the Front Door.
2. Open the drawer to the maintenance position.
3. Remove the following parts:
a.
Oil Cartridge ( PL 8.1 )
b. Front Cover ( PL 8.1 )
c. Top Cover ( PL 8.2 )
4. Remove the Donor Roll Assembly ( Figure 1 ). Do not remove the Fuser Assembly from
the machine.
1. Remove the springs (2).
2. Remove the KL-clips (2).
3. Remove the bearings (2).
4. Remove the gear.
5. Remove the Donor Roll Assembly.
Figure 1 Remove the Donor Roll Assembly
NOTE: Take care not to damage the Donor Roll on the wire ties holding the fuser har-
ness.
Installation
NOTE: If Donor Roll is replaced separately, make sure to reinstall the Donor Roll by placing the
long journal in the rear ( Figure 2 ).
NOTE: When replacing only the Metering Blade, clean the Pickup Roll and the Donor Roll with
a lint free cloth (600S1276) and Fuser Oil before installing the blade. Wipe off the edge of the
blade with a lint free cloth and then with a clean finger. After assembling the Metering Blade to
the Pickup Roll, use the corner of a piece of clean copy paper and slide it inboard to outboard
between the blade and the roll to clean any remaining contamination.
Figure 2 Install the Donor Roll
1. Reinstall the parts in the reverse order of disassembly.
a.
Ensure that Oil Metering Blade is seated correctly against the wick.
b. Ensure that springs (2) are located correctly at both ends of Donor Roll Assem-
bly(
Figure 1 , step 1).
NOTE: If Donor Roll, Pick up Roll, or Oil Metering Blade ( PL 8.9 ) are replaced individually,
perform the Standard Fuser Break-In Procedure ( GP 1 Fuser Break-In Procedure ).
2. Perform the Standard Fuser Break-In Procedure ( GP 1 Fuser Break-In Procedure ).
manuals4you.com manuals4you.com