HP 450c Service Manual - Page 146
Removing the PinchĆArm Mechanism, Removal, PinchĆarm Mechanism
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Removing the PinchĆArm Mechanism Refer to figure 9. Removal 1. Remove the Media Motor ' page 8Ć23. 2. Remove one screw (item 1) and washer (item 2) that attaches the pinchĆarm sensor (item 3) to the right side plate. Remove the PinchĆarm sensor (item 3). 3. Remove the spring (Item 4). 4. Remove one screw (item 5) that attaches the PinchĆarm lever (item 6) to the left piece of the right cam journal assembly (item 7). Remove the PinchĆarm lever (item 6). 5. Loosen one screw (item 8) that attaches the right cam journal assembly (item 9) to the PinchĆarm Bar Cam (item 10). 6. Remove the three parts of the right cam journal assembly (items 7, 9 and 11). 10 6 8-24 3 2 1 8 7 5 4 11 9 Figure 9: PinchĆarm Mechanism HP DesignJet 430, 450C and 455CA Printers Removal and Installation