Canon NP6251 Service Manual page 469

CHAPTER 9 INSTALLATION
Step
15 Slide the process unit into the
machine; then, using the drum
rotating tool, match the cut-in of the
drum shaft and the cut-in of the
drum. Thereafter, insert the drum
fixing (cut-in member) to hold the
drum in place with the drum rotating
tool, and insert the screw in the tool
to fix it in place.
16 Remove the drum protection sheet
from the fixing/feeding assembly,
and slide the fixing/feeding assembly
into the machine.
17 Fix the process unit in place with two
mounting screws, and connect the
four connectors.
Slide the primary charging assembly
and the pre-transfer
assembly; then, fix them in place.
Put the harness in the edge saddle.
18 Install the process unit front cover;
then, close the hopper, and connect
the connector of the hopper.
Install the connector covers (3
screws), and close the front door.
9-14
COPYRIGHT © 1997 CANON INC.
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Work
charging
CANON NP6350/NP6251 REV. 0 JULY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Remarks
Rotating tool
Screw
Cut-in
Caution:
1. Check to make sure that each charging
assembly is fully dry.
2. When inserting the pre-transfer charging
assembly, keep it in parallel to the process
unit so as to avoid damage to the surface
of the roller electrode.
3. Check to make sure that the one-way arm
of the pre-transfer assembly is securely on
the eccentric cam.
Cut-in member
Drum
shaft
Drum shaft cut-ins