Lexmark 4227 - Forms Printer B/W Dot-matrix Service Manual page 84

4227-300
15. Remove the two platen screws (10).
16. Remove the right side frame.
17. Remove the lower feed roller shaft.
Note: The upper feed roller bearing should stay in the side frame.
The lower pinch roller bushing is free on the end of the shaft.
To reassemble:
1. Remove the paper separator while first installing the side frame
loosely. Make sure the lower pinch roller spring is above the
bushing.
2. Remove the screw from the right end of the paper separator.
3. Install the left end of the paper separator first, and then flex the
right side frame slightly to get the right end installed.
4. Reinstall the screw through the hole above the slider cam.
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Service Manual