Machine Operations

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Machine Operations: -Upper and Lower Threading -Winding Thread in the Bobbin -Regulating Length of Stitches

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Threading the Sewing Machine

Upper Threading

1. Lift the take-up lever to its highest point.

2. Place the spool of thread on the spool pin. Pass the thread through the:

a. thread guide

b. tension

c. thread take-up lever

d. thread guide

e. thread guide at the needle clamp

f. needle

Upper Threading

Upper Threading

Upper Threading

Lower Threading1. Wind the thread into the bobbin.

2. Slide the plate which covers the lower parts.

3. Hold the bobbin so that thread unwinds. Insert the bobbin case.

4. Pull the thread into notch. Draw it under tension spring and into the slot. Unwind about 10 cm(4in).

5. Hold the bobbin case by it latch. Insert it at the spindle of the shuttle’s body so that the finger enters the notch at the top of the shuttle. Release the latch. Press the bobbin case until it click in place.

Lower Threading

6. Slide the plate back to its original position.

7. Hold the end of the needle thread lightly with your hand. Turn the balance wheel slowly toward you so that the needle enters the throat plate.

Lower Threading

8. Continue turning the balance wheel by holding the needle thread. Until the needle rises again, bring up the bobbin thread in a loop.

9. Unloop the thread with your fingers.

10.Position both the needle and bobbin thread under the presser foot.

Lower Threading

• Loosen the stop motion screw. This stops the needle from moving.

Winding Thread in the Bobbin

Winding Thread in the Bobbin

1. Start by placing your spool of thread on the machine, and threading the (first) top thread guide.

2. Then look for another thread guide that is out of place, down lower or off to another side, and wrap your thread around it once.

Winding Thread in the Bobbin

3. Then take a look at your bobbin. There should be a tiny little hole on the side for you to put your thread through. Thread from the inside of the bobbin, out, so your thread sticks out the side an inch or two.

Winding Thread in the Bobbin

4. With your thread guides still threaded, look for a little metal shank at the top of your machine somewhere. It will look like this:

Winding Thread in the Bobbin

5. Snap your bobbin onto it, and push the shank and bobbin over to the side with the thread stopper (round white thing).

Winding Thread in the Bobbin

6. Press your foot down on the pedal and begin winding the thread onto the bobbin! You'll want to hold on to your thread at the very first, to make sure it doesn't slip out of the hole.

Winding Thread in the Bobbin

7. Run the machine until the bobbin is full.

Winding Thread in the Bobbin

• To insert and thread your bobbin into your machine, first slide off, or fold down the section in the front of the bottom of your machine.

• Underneath is where you'll find the bobbin case:

• Pull out the bobbin case, using the hinged flap in the front.

Regulating the Length of Stitches

Stitch regulator controls the length of stitches and reverses sewing (backward and forward).

1. Hold the lever between your thumb and pointer.

2. Position the lever opposite the desired number of stitches – the bigger the number, the shorter the stitches and vice versa.

Regulating the Length of Stitches

3. Move the stitch regulator up to the level of the lever.

4. Tighten the screw. This prevents the lever from moving backward down causing a change on the length of stitches.

Regulating the Length of Stitches

SOURCES• http://yesterdaysthimble.com/threading-your-sewing-machine/

• http://www.creativesewingtips.com/threading-a-sewing-machine-2.html

• http://www.dwellonjoy.com/2012/02/sewing-machine-101-meant-to-inspire-you.html

• http://www.simplymodernmom.com/2010/05/sewing-101-threading-your-sewing-machine/

• http://www.sewdelicious.com.au/2012/09/your-sewing-machine-basic-features.html

• http://www.sew-it-love-it.com/threading-a-sewing-machine.html

• http://www.rufflesandstuff.com/2009/08/getting-started-threading-your-bobbin.html

THANK YOU!

By: CJ Fajilan

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