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Removal and Installation
8-47
HP DesignJet 430, 450C and 455CA Printers
Removing the PinchĆArm Lift Mechanism
Refer to figure 10 ' page 49.
Removal
1. Remove the drive roller ' page 8Ć44.
2. Little by little, unscrew the camĆjournal screw (item 1) on the right side,
at the same time continually pushing the screw in towards the center of
the Printer, until you feel that you have pushed the camĆjournal nut out
of the journal.
3. Pull the right camĆjournal (item 2) out of the bar cam (item 3).
4. Grasp the left camĆjournal (item 4) on the left side of the Printer.
5. Reach around to the front of the Printer and push the top of the bar cam
slightly towards the rear of the Printer, simultaneously pulling the left
camĆjournal to the left, so that the bar cam can begin to slide out of the left
sideplate.