Upper Feed Roller Removal - Lexmark 2390 003 - B/W Dot-matrix Printer Service Manual

Upper Feed Roller Removal

1. Remove the top cover
see "Top Cover Removal" on page
2. Disconnect the power supply cable from CN1 on the sub logic
board. Remove the self-tapping screw that holds the sub logic
board and the paper feed motor plate to the left side frame.
3. Remove the tractor idler gear [1] by inserting a small blade
screwdriver between the tractor idler gear and the left side
frame, and twisting. Bend the paper feed motor plate slightly to
the left to remove the gear.
4. Release the latch and move the upper feed roller gear [3] to the
left until it touches the paper feed motor plate. It will stay on the
feed roller shaft.
5. Release the latch and remove the upper bushings [2]. Move the
left bushing to the left; it will stay on the feed roller shaft.
6. Release tab A, and then remove the upper feed roller [4] in the
direction indicated by the arrow. The upper feed roll gear and
the left upper bushing will come off the feed roller as it is being
removed.
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4-61.