Toshiba e-STUDIO 2555C Service Manual page 538

* H1: Developer unit, H3: Front seal (unified with the doctor blade)
1. Cleaning
Clean the doctor blade so as to prevent developer material from adhering to it when the
drum is being replaced.
Space the front seal from the developer sleeve and then insert a doctor blade cleaning
jig into the doctor sleeve gap. Then clean the doctor blade by running the jig for 3 times
to and fro along with the edge of the blade.
2. Removal of foreign matter in the developer unit
(1) Take off the developer unit.
(2) Space the front seal.
(3) Insert the cleaning jig all the way in the developer unit at a position approx. 30 mm
away from the white streak.
e-STUDIO2555C/3055C/3555C/4555C/5055C
PREVENTIVE MAINTENANCE (PM)
2
Fig. 7-17
30mm
Fig. 7-18
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