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30 – SEWING

3–Thread Stretch Overlock

For sewing extra stretchy fabrics. Add additional stretch by using a stretchy type thread in the lower 

looper. Change the thread tension accordingly.

Note: Not recommended for heavy weight fabrics.

NORM/

TIGHT

N/R

THREAD TENSION

Both

1.0

2-3

NORM

N

Yes

3

2

-

1-2

2–Thread Overedge, Wide (and Narrow)

For overcasting a single layer of  light to medium weight fabrics (2-thread overlock converter required).

Note: Use the right needle instead for a narrow stitch. Recommended thread tension settings within brackets in the chart.

NORM/

TIGHT

N/R

THREAD TENSION

Left

1.0

2~3

NORM

N

Yes

0

(–)

(0)

(–)

9

(9)

2–Thread Wrapped Overlock, Wide (and Narrow)

Gives a beautiful finish to lightweight fabrics (2-thread overlock converter required).

Note: Use the right needle instead for a narrow stitch. Recommended cut width and thread tension settings within brackets 

in the chart.

NORM/

TIGHT

N/R

THREAD TENSION

Left

1.0

2~3

NORM

N

Yes

4~6

(–)

(5~7)

(–)

1-3

(4~6)

3–Thread Flatlock, Wide (and Narrow)

For sewing fabrics together with a decorative effect either with the flatlock side or the ladder stitch side. 

Create varying effects by threading the loopers with decorative thread, such as 40 weight rayon.

Note: Use the right needle instead for a narrow stitch. Recommended thread tension settings within brackets in the chart.

NORM/

TIGHT

N/R

THREAD TENSION

Left

1.0

3~4

NORM

N

-

0-2

(–)

(0)

0

(0)

8-9

(3-7)

Содержание Viking Amber Air S 400

Страница 1: ......

Страница 2: ...lectrical or mechanical adjustment Never operate the sewing machine with any air openings blocked Keep ventilation openings of the sewing machine and foot control free from the accumulation of lint dust and loose cloth Keep fingers away from all moving parts Special care is required around the sewing machine needle Always use the proper needle plate The wrong plate can cause the needle to break Do...

Страница 3: ...rovided instead of grounding No ground means is provided on a double insulated product nor should a means for grounding be added to the product Servicing of a double insulated product requires extreme care and knowledge of the system and should be done only by qualified service personnel Replacement parts for a double insulated product must be identical to those parts in the product A double insul...

Страница 4: ...hreader 24 Differential Feed Adjustment 25 Presser Foot Pressure Adjustment 25 Cutting Width Adjustment 26 Stitch Length Adjustment 26 Stitch Finger Lever Setting 26 Thread Tension Settings 27 SEWING 28 Stitch Overview 28 Explanation of Icons Colors 28 4 Thread Overlock 28 3 Thread Overlock Wide and Narrow 29 3 Thread Narrow Edge 29 3 Thread Rolled Edge 29 3 Thread Picot Edge 29 3 Thread Flatlock ...

Страница 5: ...nsion dial 7 Upper looper thread tension dial 8 Lower looper thread tension dial 9 Flat bed extension 10 Spool pin 11 Cone holder 12 Stitch length dial 13 Differential feed dial 14 Lower looper pre tension setting 15 Front cover 16 Handwheel 17 Foot control electric power cord socket 18 Power switch 19 Needle threader lever 20 Thread cutter 21 Presser foot lifter 22 Needle threader switch 23 Press...

Страница 6: ...oot control the foot control included may differ from the illustration see page 7 for foot control speci fication 15 Cover 16 Instruction manual Machine Overview Inside Parts 1 Stationary cutter 2 Upper cutter 3 Stitch finger 4 Upper looper 5 2 thread overlock converter 6 Lower looper 7 Upper looper threading hole 8 Looper selection lever 9 Lower looper threading hole 10 Looper threader lever 11 T...

Страница 7: ...I to turn on the machine Press the foot control to start sewing D Use the foot control to adjust the sewing speed The harder you press the faster the machine will sew To stop the machine from sewing remove your foot from the control Push the power switch to 0 to turn off the machine Note When the front cover and or the flat bed extension cover is are opened the safety switch is activated and preve...

Страница 8: ...heel By turning the handwheel you can raise and or lower the nee dles manually Always turn the handwheel toward you When threading adjusting the stitch finger lever or connect ing disconnecting the 2 thread overlock converter the hand wheel should be set to locked position Put the Threading Sewing switch in Threading position A To lock the handwheel match the mark on the cover B with the mark on t...

Страница 9: ...When raised the tension disks open and the threading becomes easier Note The machine will not sew if the presser foot is raised Lower the presser foot before starting to sew Changing the Presser Foot Turn off the main power switch and unplug the machine Raise the presser foot Turn the handwheel toward you until the needles are at the highest position Push the lever on the back of the presser foot ...

Страница 10: ...not remove the needle clamp screw B with the small screwdriver Remove the selected needle Note When using only one needle slightly tighten the other needle clamp screw This is to prevent loosing the needle clamp screw Insert a new needle into the needle holder with the flat side to the rear C Insert the needle into the needle clamp as far as it will go The top of the left needle should touch the e...

Страница 11: ...rlock stitches are sewn using one needle thread and the lower looper thread Before sewing the 2 thread overlock converter must be attached to the upper looper Open the front cover Raise the needle Insert the pin of the needle holder into the small hole A of the 2 thread overlock converter B Turn the 2 thread overlock converter counter clockwise until its hook matches the tip of the upper looper C ...

Страница 12: ...read upper and lower looper 3 Thread the lower looper 4 Thread the upper looper 5 Thread the needle s from right to left See the table below for recommendations on what needles and thread to use for different fabric weights Light Fabric voile crepe georgette etc Medium Fabric cotton linen chino wool sat in etc Heavy Fabric denim tweed etc Knits Knitted fabrics Needles HAx1SP 11 or 130 705 H S size...

Страница 13: ...from the holes Rethread the loopers following the instructions on page 14 17 ChangingThread The following is an easy way to change threads Cut the thread near the spool behind the guides on the tele scopic thread stand Remove the thread spool and place the new thread on the spool pin Tie the end of the new thread to the end of the old thread Cut the thread tails to approx 1 2 3cm in length and fir...

Страница 14: ...ead guide holes as shown B Slide the thread under the top cover thread guide C as il lustrated Pull the thread along the threading slit Using both hands insert the thread between the tension disks D Set the lower looper pre tension setting slider E to NORM Pull the thread down along the slit and into the lower loop er thread guide F Pull out approximately 12 30 cm of thread Make sure that the thre...

Страница 15: ...moothly If threading special threads such as wooly nylon etc refer to pages 18 19 Raise the looper threader lever K until it clicks into place Lower it again until it knocks into place Make sure that the thread comes out from the hole of the lower looper tip L The thread shall run in front of the upper looper threading pipe M If the thread comes out behind the pipe use the tweezers to position the...

Страница 16: ...er the top cover thread guide C as il lustrated Pull the thread along the threading slit Using both hands insert the thread between the disks D Set the lower looper pre tension setting slider E to NORM Pull the thread down along the slit and into the upper loop er thread guide F Pull out approximately 12 30 cm of thread Make sure that the thread does not get tangled around the lever or the cover T...

Страница 17: ...ng hole J Note Trim the thread end so that it can be inserted into the threading hole smoothly If threading special threads such as wooly nylon etc refer to pag es 18 19 Raise the looper threader lever K until it clicks into place Lower it again until it knocks into place Make sure that the thread comes out from the hole of the upper looper tip L If the thread does not come out from the hole follo...

Страница 18: ...up to the front of the looper threading hole Take the looper threading wire and push the straight end not the loop end through the looper threader hole until it comes out from the the hole of the looper tip C Pass approximately 2 5 cm of thread through the loop of the looper threading wire D Carefully pull the end of the looper threading wire until the thread comes out from the hole of the looper ...

Страница 19: ...e thread 2 cm or more into the lower looper threading hole D Note Trim the thread end so that it can be inserted into the threading hole smoothly Raise the looper threader lever E until it clicks into place Lower it again until it knocks into place Make sure that the thread comes out from the hole of the looper tip Carefully pull the standard thread until the knot is about to go into the looper th...

Страница 20: ...read spool on the second left spool pin Pull the thread through the second left thread guide from back to front A Note If the thread tends to slip away from the guide while sewing pass the thread through both thread guide holes as shown B Slide the thread under the top cover thread guide C as illustrated Pull the thread along the threading slit Using both hands insert the thread between the tensio...

Страница 21: ...right slit of the needle thread guide G Pull out approximately 4 10 cm of thread from the needle and slide it under the foot so that it runs in between the foot and the upper cutter Close the front cover and lower the presser foot lifter Pass the thread through the needle bar thread guide from left to right H Thread the right needle from front to back I Note See page 24 to learn how to use the nee...

Страница 22: ...ss the thread through both thread guide holes as shown B Slide the thread under the top cover thread guide C as illustrated Pull the thread along the threading slit Using both hands insert the thread between the tension disks D Note Raise the presser foot lifter for easier threading Raise the needles by turning the handwheel slowly toward you until the mark on the wheel matches the mark on the cov...

Страница 23: ... cm of thread from the needle and slide it under the foot so that it runs in between the foot and the upper cutter Close the front cover and lower the presser foot lifter Pass the thread through the left slit of the needle thread guide G Pass the thread through the needle bar thread guide from left to right H Thread the left needle from front to back I Note See page 24 to learn how to use the need...

Страница 24: ...eedle threader switch to L when threading the left needle Pull down the needle threader lever A as far as it will go Draw the thread along the guide B on the needle threader switch from the left and under the hook C Make sure that the thread or your finger does not touch the upper looper or the upper cutter Slowly raise the threader lever D so that a loop of the thread is pulled through the needle...

Страница 25: ...ential feed adjusting dial A to 1 0 The differential feed dial clicks when you turn the dial at 1 0 If the sewn fabric stretches B turn the dial counterclockwise toward 2 0 If the sewn fabric is gathered C turn the dial clockwise to ward 0 5 Presser Foot Pressure Adjustment The presser foot pressure for sewing based on normal condi tions should be set to N A Adjustments in some instances may be ne...

Страница 26: ...right or left Perfect Cutting width A The edge of the fabric should align with the seam Too narrow cutting width B there is a gap between the edge of the fabric and the seam Increase the cutting width by turn ing the cutting width adjustment dial away from you Too wide cutting width C the fabric gets rolled or folded into the seam Decrease the cutting width by turning the cut ting width adjustment...

Страница 27: ...e upper looper or tighten the thread tension of the lower looper Lower Looper Thread is Too Loose C The lower looper thread is unbalanced when it is pulled to the right side of the fabric Tighten the thread tension of the lower looper or loosen the thread tension of the upper looper Lower Looper Thread is Too Tight D The lower looper thread is unbalanced when it is pulling on the wrong side of the...

Страница 28: ...r than half a number at a time Always test sew on a sample of your fabric before sewing on your project In the table below different fabric weights and types are explained For you to better understand how the stitches are formed each of the threads are displayed in different shades of grey Needle position 2 thread overlock converter Wrong side of fabric Differential feed Right needle thread Right ...

Страница 29: ...erent colors in the loopers to get an interesting effect Note Not recommended for heavy weight fabrics NORM TIGHT N R THREAD TENSION Right 1 0 R NORM R 4 1 3 3 3 Thread Rolled Edge For edging lightweight fabrics It gives a nice finish on silky scarves pillow ruffles and napkins For a beautiful rolled edge thread the loopers with a decorative lightweight thread such as 40 weight rayon for a beautif...

Страница 30: ... 1 0 2 3 NORM N Yes 0 0 9 9 2 Thread Wrapped Overlock Wide and Narrow Gives a beautiful finish to lightweight fabrics 2 thread overlock converter required Note Use the right needle instead for a narrow stitch Recommended cut width and thread tension settings within brackets in the chart NORM TIGHT N R THREAD TENSION Left 1 0 2 3 NORM N Yes 4 6 5 7 1 3 4 6 3 Thread Flatlock Wide and Narrow For sewi...

Страница 31: ...rter required NORM TIGHT N R THREAD TENSION Left 1 0 3 4 NORM N Yes 0 1 6 9 2 Thread Rolled Edge For edging lightweight fabrics It gives a nice finish on silky scarves pillow ruffles and napkins Thread the looper with a decorative lightweight thread such as 40 weight rayon for a beautiful satin edge 2 thread overlock converter required Note Not recommended for heavy weight fabrics NORM TIGHT N R T...

Страница 32: ...ing a thread chain Check if all threads wind around the stitch finger of the stitch plate If the threads do not wind around the finger make sure each thread is threaded correctly A Continue holding the thread chain while pressing the foot control Sew until the chain is 2 3 5 8cm long Place fabric under the front of the presser foot and sew a test sample Guide the fabric slightly with your left han...

Страница 33: ...resser foot and gently pull the threads off the stitch finger 3 Turn the fabric over so that the under side is up 4 Serge approximately 1 2 5cm over the stitching and an gle off the fabric Use the Machine at the Start of a Seam C 1 Before placing the fabric in the machine sew a thread chain approximately 2 3 5 8cm long 2 Place your fabric in front of the presser foot Sew a few stitches and stop 3 ...

Страница 34: ...er with lightweight regular thread 2 Thread Rolled Edge A 1 Engage the 2 thread overlock converter see page 11 2 Use the right needle thread and lower looper thread 3 Move the stitch finger lever to R 4 Set the stitch length dial to R for a fine seam 5 Set the thread tension according to the stitch table on page 31 6 Make a thread chain and test sew on a sample of your fab ric before sewing on you...

Страница 35: ... the right side of the project 5 Sew the seam trimming the excess fabric The needle thread will form a V on the underside of the fabric The lower looper thread will pull into a straight line at the fab ric edge 6 Unfold the fabric and pull on opposite sides of the seam to pull the stitches flat Decorative Flatlock Wide C 1 Place the upper cutter in the nonworking position The fabric should not be ...

Страница 36: ...ise the needle and the presser foot Remove the threads from the stitch finger Turn the fabric and align the cutting line with the upper knife B Lower the presser foot lifter Continue to sew from where the previous stitches on the corner ended Inner Corners Cut the inner corner as illustrated A Sew and stop approxi mately 1 3 cm before the inner corner Turn the fabric so that the cutting lines are ...

Страница 37: ... the feed teeth C Place the stitch plate over the feed teeth making sure the tab of the stitch plate D is inserted under the edge of the cover E The hole in the stitch plate F should align with the knob on the machine G Replace and tighten the set screw Attach the needle s and the presser foot Close the side and front covers An overlock requires more frequent maintenance than a conventional sewing...

Страница 38: ...looper threader pipes Pass the thread through the loop of the loop er threading wire until the loop is at the halfway point of the thread D Carefully pull the end of the looper threading wire until the thread comes out from the hole of the looper tip Pull the thread until it is all the way through the threader pipe Repeat the above procedure 2 3 times With the machine unthreaded raise and lower th...

Страница 39: ...machine running smoothly and quietly the moving parts pointed out in the picture must be lubricated often We recommend lubricating once a week for normal use or once every 10 hours of continuous use Use sewing machine oil Do not use any other oil it could damage the machine With the machine unthreaded place a scrap of fabric under the presser foot and run the machine for a few minutes Wipe the mac...

Страница 40: ...g edge of the stationary cutter D Tighten the upper cutter set screw A completely Troubleshooting Machine Does not Run Possible Cause Machine not properly connected to power source Solution Check that machine has been properly connected to power source page 7 Possible Cause The safety device is activated Solution Close open covers page 8 Fabric Does not Feed Well Possible Cause Stitch Length is se...

Страница 41: ... that machine is threaded in correctly as shown in machine manual page 14 23 Possible Cause Thread is not unreeling smoothly off the thread spool Solution Check the thread spool to ensure thread is not getting caught Possible Cause Needle s may have a bent dull or broken point Solution Replace needle s page 10 Possible Cause The needle is inserted incorrectly Solution Insert the needle correctly p...

Страница 42: ...ointing to the correct looper page 15 17 Possible Cause The thread is not correctly inserted into the looper threader hole Solution Insert at least 2cm of thread into the looper hole page 15 17 Possible Cause The thread is not long enough Solution Pull out approximately 12 30 cm of thread before putting it in the looper threading hole page 15 17 Possible Cause The thread is tangled wet or frayed S...

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Страница 44: ...4710583 26D 2019 KSIN Luxembourg II S a r l All rights reserved ...

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