6-15 Confidential
6.4.4 Replacement of Cleaning Roller PU (120K KIT)
<Criterion of Replacement>
Cleaning roller PU should be replaced with a new one according to the periodical maintenance
cycle set out in the Table 6-1.
When time is due for replacement of cleaning roller PU, the following message appears in LCD of
the control panel.
Replace 120K Kit
NOTE: At the same time, replacement of the paper feed roller, the cleaning roller, the separator
pad and the transfer unit is strongly recommended.
<Purpose of Replacement>
To prevent the cleaning efficiency from declining due to deterioration of the cleaning roller PU.
CAUTION
• When assembling the cleaning roller PU, firstly connect the bearing and the bias pole.
• Prior to starting above assembling, reconfirm this connection to have been done properly.
<Necessary Tools and Replacement Materials>
(1) Two or three pieces of cotton cloth for cleaning.
(2) Cleaning roller PU (one unit)
<Work Procedures>
Sequence of Disassembling
(1) Turn off the machine’s power switch.
(2) Open the scanner unit.
(3) Open the center cover of the machine.
Fig. 6-18
Center cover
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