42113901TH01 Rev.3 77 /
Oki Data CONFIDENTIAL
3.3.21 Rear Pressure Assy
(1) Remove the upper cover (see 3.3.4 (1) – (5)).
(2) Remove the change lever and gears (see 3.3.17).
(3) Remove the paper pan (see 3.3.19).
(4) Remove the rear pressure roller 1.
(5) Rotate the release shaft 2 and move it to the left to detach the release shaft 2.
Match the Main Frame Rib A with the protrusion B of the Release Shaft.
(6) Remove rear pressure SP assy 3.
(7) To install, follow the removal step in the reverse order.
Note:
(1) At mounting release shaft 2, pay attention to the gear engagement of release
shaft 2, change arm lever 6, change gear shaft 7.
(2) There are 5 Rear pressure Spring Assemblies. Use two pieces which have
larger spring diameter on the right side. Use three remaining pieces on the
left side (for PD427).
(3) Make sure that the Release Shaft 2 will be on top of the Support spring 4.
(4) To assemble the Release Shaft 2, make sure that the protrusion of the switch
lever 5 is in the U groove of the Release Shaft 2.
1
3
2
4
7
6
2
3
3
2
5
A
B
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