Specifications

3.8 DEVELOPMENT DRIVE CLUTCH REPLACEMENT
1. Remove the following parts:
• Front cover • Development unit
• Cleaning unit • Charge corona unit
• Drum unit • Rear cover
• Main board • Toner supply clutch solenoid
• Development drive
clutch solenoid
2. Remove the TC&SC power pack [A] (2 locking supports and screws).
3. Remove the timing belt tightener [B] (1 screw).
4. Remove the harnesses from the clamps [C] on the frames as shown.
5. Remove the big and small frames [D and E] (3 E-rings, bushings, and 6
screws).
Screws : 4 tapping screws and 2 screws with washer [F].
6. Remove the development drive gear [G] (1 E-ring) from the front side.
7. Replace the drive clutch [H] (1 E-ing and parallel pin).
NOTE: When reassembling, make sure of the following:
a) The timing belt fits correctly onto the sprockets.
b) Stopper [I] locks the registration clutch.
c) Stopper [J] locks the 2nd feed roller clutch solenoid.
d) The harnesses do not pass between the frames.
[G]
[I]
[H]
[B]
[E]
[F]
[D]
[J]
[A]
[C]
[E]
[F]
1 December 1990
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