HP 450c Service Manual - Page 172

Removing the Overdrive Assembly including the Overdrive, Roller, Media Separator

Page 172 highlights

Removing the Overdrive Assembly (including the Overdrive Roller, Media Separator, Media Deflectors and Media Sensor) Refer to figure 11 ' page 51. Removal 1. Remove the Spittoon ' page 8Ć20. 2. Remove the Primer Assembly ' page 8Ć25. 3. Remove the Service Station ' page 8Ć26. 4. Disconnect the mediaĆsensor cable from the main PCA (connector labeled MEDIA). 5. Remove the clutch retaining ring (item 1) that secures the overdrive clutch (item 2) to the overdrive roller (item 3). 6. Slide the overdrive clutch (item 2) to the left and remove it from the overdrive roller (item 3). 7. Remove two screws (item 4) from the right side of the printer and one screw (item 5) from the left side. 8. Loosen one screw (item 6) on the left side, but do not remove it. 9. Lift the complete Overdrive Assembly (item 7) (which includes the overdrive roller, media separator, media deflectors and media sensor) from the printer. 8-50 HP DesignJet 430, 450C and 455CA Printers Removal and Installation

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8-50
Removal and Installation
HP DesignJet 430, 450C and 455CA Printers
Removing the Overdrive Assembly (including the Overdrive
Roller, Media Separator, Media Deflectors and Media Sensor)
Refer to figure 11
'
page 51.
Removal
1.
Remove the Spittoon
'
page 8Ć20.
2.
Remove the Primer Assembly
'
page 8Ć25.
3.
Remove the Service Station
'
page 8Ć26.
4.
Disconnect the mediaĆsensor cable from the main PCA (connector labeled
MEDIA).
5.
Remove the clutch retaining ring (item 1) that secures the overdrive
clutch (item 2) to the overdrive roller (item 3).
6.
Slide the overdrive clutch (item 2) to the left and remove it from the
overdrive roller (item 3).
7.
Remove two screws (item 4) from the right side of the printer and one
screw (item 5) from the left side.
8.
Loosen one screw (item 6) on the left side, but do not remove it.
9.
Lift the complete Overdrive Assembly (item 7) (which includes the
overdrive roller, media separator, media deflectors and media sensor) from
the printer.