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MO-2800

INSTRUCTION MANUAL

2-Needle, 2/3/4-Thread Overlock Sewing Machine

IMPORTANT:

Read all safety regulations carefully and under-

stand them before using your sewing machine.

Retain this instruction manual for future reference.

Summary of Contents for MO-2800

Page 1: ...TION MANUAL 2 Needle 2 3 4 Thread Overlock Sewing Machine EN IMPORTANT Read all safety regulations carefully and under stand them before using your sewing machine Retain this instruction manual for fu...

Page 2: ...lect the needle causing it to break 9 Do not carry out sewing with a marking pin stuck in the material since doing so can cause knife needle breakage In addition do not attempt to cut anything other t...

Page 3: ...lures under conditions other than normal state use failures that occur in the case the sewing machine is used without following the Instruction Manual or pre cautions given on the labels attached to t...

Page 4: ...higher the needle can break re sulting in an unexpected personal injury Other precautions Do not put the sewing machine under the direct sunlight or in a humid place Be aware that the following state...

Page 5: ...ak Width Adjustment 14 Differential feed 15 Gathering 16 Roll hemming 16 Presser foot pressure 17 Contents Threading preparations Tips 18 Stitch chart 19 Threading 4 3 Thread OL 20 24 Lower looper 20...

Page 6: ...t dial Differential feed adjustment dial Front cover Handwheel Machine socket Looper cover with built in knife guard Looper cover opening indent Top cover Roll hemming thread tension lever Knee liftin...

Page 7: ...ead guide B on the thread stand so that the arrow is to the front Details of the machine Accessories Brush needle inserter Tweezers Electronic foot control Nets Dust cover Accessory bag Needle set HA...

Page 8: ...dge at the bottom on the spool holder pin when sewing with cones Large spools If large industrial spools are used position the anti vibration cone upside down on the spool holder pin i e with the wide...

Page 9: ...CAUTION Perform these following steps when you are not using your sewing machine 1 Be sure to turn OFF the power switch 2 Be sure to remove the power plug from the wall outlet 3 Do not place a thing o...

Page 10: ...lifted Note When the presser foot is raised all the tensions are released making it easier to thread the machine The needle is brought to its upper end by aligning the marking on the side of the fron...

Page 11: ...actly with the presser foot pin D Lower the presser foot lifting lever and check that the groove in the shank should line up exactly with the presser foot pin D If it is not lined up press the catch C...

Page 12: ...onnect machine from electricity supply Turn handwheel towards you until needles are fully raised Match the matching up marks on handwheel and side cover Lower the presser foot Using the screwdriver lo...

Page 13: ...e We recommend following the basic guidelines when using special threads on your overlocker Purchase threads on cones or spools which are produced exclusively for overlocking When using normal spools...

Page 14: ...ailable presser foot set the dial at 4 8 A A B 8 A Cutting width CAUTION Switch the machine off Power switch to 0 Raise the upper knife Turn cutting width adjustment dial in the desired direc tion Low...

Page 15: ...es not reach the seam There are gaps in the material edge within the seam Turn the TWA knob in the direction of decreasing the overlocking width D The material edge projects from the seam or curls Tur...

Page 16: ...woven fabrics The distance travelled by the rear feed dog should be greater than that of the front feed dog The front feed dog therefore holds the fabric back so that the rear feed dog can take it up...

Page 17: ...handwheel towards you until the needles are fully raised For roll hemming move the overlocking width changeover knob upward and check that the overlocking claw retracts C For standard overlocking move...

Page 18: ...r foot pressure regulating knob with the upper end of the top cover Position of knob for normal pressure M Medium More pressure for thick or stiff fabrics such as denim tweed firm lin en H High Less p...

Page 19: ...guides can be threaded in any sequence The threading sections are color coded correspondingly Threading the thread guide No 1 Bring down the thread you have put on the retractable support rod and fit...

Page 20: ...7 3 Thread narrow seam 2 mm right needle Right needle green 3 6 Upper looper purple 3 6 Lower looper red 3 5 Stitch length 0 7 1 5 Cutting width 2 5 3 5 Left needle 4 5 5 5 Differential N 0 7 Stitch...

Page 21: ...the thread by 20 to 30 cm to let it sag inside the looper cover 7 Pass the top end of thread through threading hole by 1 to 2 cm 8 Press the air control pushbutton 9 Check to be sure that the thread c...

Page 22: ...hread guide 5 Thread the thread guide 6 Pull out the thread by 20 to 30 cm to let it sag inside the looper cover 7 Pass the top end of thread through threading hole by 1 to 2 cm 8 Press the air contro...

Page 23: ...ht hand side 8 Turn the handwheel to align the marking on it with the marking on the side of the front cover Lower the presser foot 9 Set the right left needle changeover lever to the right needle sid...

Page 24: ...t hand side 8 Turn the handwheel to align the marking on it with the marking on the side of the front cover Lower the presser foot 9 Set the right left needle changeover lever to the left needle side...

Page 25: ...of the arrow Turn the handwheel toward you until it clicks 2 Pass the thread through the looper threader ring 3 Pass the looper threader through the looper by hand until it comes out from the end of...

Page 26: ...of the presser foot by hand depress the controller to produce chain off thread by 6 to 7 cm 5 Raise the front side of the presser foot with fingers and insert the material under the presser foot unti...

Page 27: ...made from 1 9 Turn the dial downwards for less tension Turn the dial upwards for more tension 1 2 4 3 4 3 Thread tension Adjusting the thread tension Turn the tension dials by quarter or half number...

Page 28: ...e lightly supporting the tape by hand Practical Sewing Overlock Carrying out hemming and narrow overlocking The sewing machine incorporates the hemming device to enable roll hemming and narrow overloc...

Page 29: ...material and thread to be used Use thin spun thread up to No 90 Tex No 18 for roll hemming Use woolly nylon thread only as the upper looper thread A For roll hemming For narrow overlocking Thread ten...

Page 30: ...ted into the hole in the top end of the looper In the aforementioned state the upper looper thread is not fed Howev er the lower looper thread is fed to form 2 thread stitches Wrapped overlocking with...

Page 31: ...an angle and remove the work Re thread If the lower looper thread has broken cut off both needle threads at the needles and remove surplus thread from below First thread the looper and then the needl...

Page 32: ...off thread on the mate rial If you do not sew the chain off thread on the material produce a longer chain off thread at the beginning and end of sewing Then make a knot of the chain off thread or put...

Page 33: ...by means of a wool needle B In the case of securing thread ends with glue for handicraft B Apply a little amount of glue for handicraft at the root of chain off thread on the material Cut out the exce...

Page 34: ...a peri odical basis A When cleaning the pipes of the upper and lower loopers use the looper threader supplied in the accessory bag Refer to page 24 for how to use it You may concern about the sewing n...

Page 35: ...h plate to the left to open it How to close the cloth plate Push the cloth plate toward the sewing machine Replacing the knife It is not normally necessary to replace the lower knife since it is made...

Page 36: ...when sewing knits Fabric was pulled while sewing Presser foot pressure is too tight Differential feed is set incorrectly Guide fabric gently Reduce presser foot pressure Adjust differential feed to N...

Page 37: ...dth 3 5 5 5 mm 3 2 thread overlock 5 5 7 5 mm 4 thread overlock 3 2 thread overlock 3 thread super stretch Stitch length 0 7 4 mm Differential feed No puckering 0 7 N No waving or fluting in knits N 2...

Page 38: ...dealer Blind stitch presser foot Beading presser foot Elasticator Gathering presser foot Cording presser foot Piping presser foot 13 13 13 13 13 13 Clear foot Tractor foot Wide table Universal Blind S...

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