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Backpack Base Replacement

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  1. Backpack Base Replacement, Base: crwdns2935265:01crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Backpack Base Replacement, Base: crwdns2935265:01crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Turn the backpack inside out.

  2. Backpack Base Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Seam rip the binding along the bottom rectangle of the backpack.

    • Discard the ripped panel of burlap.

    • Make sure to set aside the lining fabric before discarding the burlap.

  3. Backpack Base Replacement: crwdns2935265:03crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Backpack Base Replacement: crwdns2935265:03crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Backpack Base Replacement: crwdns2935265:03crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Iron the base panel of the polyester lining fabric.

    • Place the lining fabric on top of the desired fabric.

    • Using a ruler and rotary cutter, cut an identical rectangle.

    • Carefully round the corners of your desired fabric rectangle to match the shape of the liner.

    • Use caution when ironing the base panel.

  4. Backpack Base Replacement: crwdns2935265:04crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Backpack Base Replacement: crwdns2935265:04crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Backpack Base Replacement: crwdns2935265:04crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Pin the liner and new fabric panel together, so that the 'right sides' of the fabric are facing outwards.

    • Set your machine to the longest stitch length (usually 5 mm), and the loosest thread tension.

    • Not every machine will allow you to adjust the thread tension. If yours allows you to adjust it, set it to zero.

    • Sew the layers together with a 1/4" seam allowance.

  5. Backpack Base Replacement: crwdns2935265:05crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Backpack Base Replacement: crwdns2935265:05crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Backpack Base Replacement: crwdns2935265:05crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Pin the lining and new fabric base so that it is centered on the thick side of the backpack.

    • Using a zipper foot, sew the new fabric base and liner to the thick side of the backpack.

    • Be careful to align the corners of the base to the corners of the backpack.

  6. Backpack Base Replacement: crwdns2935265:06crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Backpack Base Replacement: crwdns2935265:06crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Backpack Base Replacement: crwdns2935265:06crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Make note of how much larger the fabric base is in comparison to the remaining 3 sides of the backpack.

    • Using a contrasting-colored thread, hand-sew along the corners of the base fabric.

    • Tighten the contrasting threads to bunch up the corners until they fit snug into the corners of the backpack.

    • Pin the remaining 3 sides of the base with to the 3 sides of the backpack.

  7. Backpack Base Replacement: crwdns2935265:07crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Backpack Base Replacement: crwdns2935265:07crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Backpack Base Replacement: crwdns2935265:07crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Sew along the remaining three sides.

    • Be extra careful around the corners to avoid any hard creases or folds.

    • Seam-rip the contrasting color thread.

    • Trim down any fabric that exceeds 1/4" seam allowance, particularly around the corners.

  8. Backpack Base Replacement: crwdns2935265:08crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Backpack Base Replacement: crwdns2935265:08crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Turn the backpack right side out.

    • Look along the new seam for any of the stitches that hold the lining and base fabric together, and remove them.

    • Pin the binding around the bottom seam, so that it sandwiches the seam allowance.

    • Allow one end of the binding to remain loose.

  9. Backpack Base Replacement: crwdns2935265:09crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Backpack Base Replacement: crwdns2935265:09crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Backpack Base Replacement: crwdns2935265:09crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Starting with the pinned end of the binding, carefully sew about 1/10" away from the end of the binding.

    • When you reach the loose end of the binding, connect the end that you already sewed with the loose end.

    • Sew both ends together.

  10. Backpack Base Replacement: crwdns2935265:010crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Backpack Base Replacement: crwdns2935265:010crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Backpack Base Replacement: crwdns2935265:010crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Check the inside and out for any flaws or hard creases.

    • Enjoy your newly repaired backpack!

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Sheen Patel

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University of North Texas, Team 2-3, Raign Spring 2023 crwdns2935289:0University of North Texas, Team 2-3, Raign Spring 2023crwdne2935289:0

UNT-RAIGN-S23S2G3

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