Shaft, Support - Printronix P7000 Series Maintenance Manual

Appendix E
Replacement Procedures

Shaft, Support

Removal
1. Prepare the printer for maintenance (page 520).
2. Remove the hex screws and right cover plate. (See page 544, items 24
and 25.)
3. Unlock the tractors and slide them to the far right. (See page 546, item 1.)
4. Remove the paper guide knob from the center leaf paper guide.
(See page 546, item 14.)
5. Remove the tractor assembly supports from the splined shaft and support
shaft. (See page 537.)
6. Remove the screw securing the right tractor shaft plate and remove the
plate. (See page 546, items 7 and 8.)
7. Slide the support shaft to the right, out of the tractors, block mounts, and
the right side plate. (See page 546, items 1, 2, 21, 22, and 26.)
Installation
1. Slide the support shaft into the right side plate, through the top holes in
the tractors, and block mounts. (See page 546, items 1, 2, 21, 22,
and 26.)
2. Slide the support shaft through the left side plate until it bottoms in the left
tractor shaft plate. (See page 546, items 2, 17, and 27.)
3. Install the right tractor shaft plate and screw (page 546, items 7 and 8) by
first sliding the upper "fingers" up and against the flange on the ball
bearing, then sliding the rectangular cutout over the support shaft end,
then snapping the U-shaped "spring" behind the tab on the right side
plate.
4. Install the tractor assembly supports to the splined shaft and support
shaft. (See installation instructions on page 537.)
5. Install the hex screws and right cover plate. (See page 544, items 24
and 25.)
6. Return the printer to normal operation (page 520).
536