Objective: Chain two previously-learned operations — accurate piecing and free-motion quilting — into one smooth workflow on a single practice block so you can produce finished, saleable units efficiently.
Up to now you have practiced each skill in isolation: piecing with the AcuFeed or 1/4" seam foot (foot O), and free-motion quilting with the darning/free-motion foot (foot QC/PD-H) and the feed dogs dropped. The intermediate challenge in a resale workflow is the transition between them, because each stage needs different machine settings and most defects happen during the swap. Piecing uses feed dogs UP, straight stitch centered, stitch length about 1.8-2.0mm, and the dual feed engaged for even layers. Free-motion quilting uses feed dogs DOWN (lever at the back of the free arm), the dual feed disengaged and swung up out of the way, stitch length irrelevant because YOU control it by moving the fabric, and often a slightly looser top tension (drop from 4 to about 3) so the bobbin thread doesn't pull to the top as 'eyelashes.' The Memory Craft 8200 lets you save a favorite setup, but the physical changes — foot, feed dogs, dual feed, tension — must be done by hand and in order. Doing them in a fixed sequence every time is what turns three separate skills into one reliable, repeatable production routine. Always sew a test scrap after each switch before touching the real quilt top; thirty seconds of testing prevents un-picking a $40 block.
Example: You piece a 12" nine-patch block: foot O, feed dogs up, dual feed engaged, length 1.9mm, tension 4. You press seams. Now you layer it into a quilt sandwich (top, batting, backing) and spray-baste. To quilt it you: (1) raise the needle and presser foot, (2) swing the dual feed up and out, (3) remove foot O and snap on the free-motion foot, (4) slide the feed-dog lever to the DOWN position, (5) change top tension from 4 to 3, (6) select straight stitch and set speed control to a comfortable medium. You then stitch a figure-8 on a folded scrap of the same batting and fabric, check that the back shows no loops and the top shows no eyelashes, adjust tension a notch if needed, and only then meander-quilt the actual nine-patch.
Try it: Piece one 6-inch four-patch block, press it, and make a small sandwich with batting and backing. Write out your own six-step switch-over checklist (foot, feed dogs, dual feed, tension, stitch, speed) on an index card, then follow it exactly. Sew a test scrap, correct the tension if you see eyelashes, and free-motion a simple loop pattern across the four-patch. Note on the card any setting you had to change from the default.