Troubleshooting (Cont.)
Dos and Don'ts
Needle threading difficulties:
1 . I s t h e t h read end in t h e proper need le eye?
2 . I s t h e t h read end c ut s h arp?
3 . I s t h e need le t h read ing lev er d ow n c om plet ely?
4. Is the needle threading inlet just behind the needles?
5 . I s t h e need le b ent or w orn?
6 . I s t h e need le ins ert ed c orrec t ly?
Looper threading difficulties:
1 . I s t h e m ac h ine eng ag ed in t h e t h read ing pos it ion?
2 . I s t h e t h read end in t h e proper t h read ing port ?
3 . I s at leas t 1 / 2 inc h ( 1 . 2 c m ) of t h e t h read end in t h e t h read ing port ?
4 . I s t h ere at leas t 2 2 inc h es ( 5 6 c m ) of loos e t h read b eyond t h e t h read g uid e ab ov e t h e t h read ing port ?
5. Is there a kink or twist in the 22 inch (56cm) of thread to restrict the flow into the threading port?
6 . I s t h e t h read res t ric t ed f rom g oing t h roug h t h e loopers ?
Poor Cutting:
1 . A re t h e c ut t ing b lad e( s ) d ull?
2. Have you sewn over a straight pin?
3 . I s t h e c ut t ing b lad e in t h e loc k ed pos it ion?
4. Have the cutting blades been improperly replaced?
5 . I s t h e f ab ric b eing pulled f rom t h e rear of t h e m ac h ine w h ile s ew ing ?
Wave Stitch is not forming correctly:
1 . I s t h e m ac h ine t h read ed c orrec t ly? C h ec k eac h t h read pat h c aref ully.
2 . I s t h e m ac h ine s et f or 3 - T h read W av e s ew ing ?
3. Is the Wave/Overlock Selector Lever set on “WAVE”?
4. For rolled wave edging, is the stitch length dial set for “ROLLED HEM” ?
5. Is the Stitch Selector set correctly? Set the Stitch Selector at “B” for 3-Thread Wave Stitch or “C” for
3-Thread Rolled Wave Stitch.
1 . A lw ays b e aw are of t h e need le’ s up- and - d ow n m ov em ent , and d o not t urn your at t ent ion f rom t h e
m ac h ine w h ile it is running .
2 . W h en c h ang ing t h e need le, t h e pres s er f oot or any ot h er part s , alw ays d is c onnec t t h e m ac h ine b y
turning the power switch to OFF.
3 . D o not plac e anyt h ing on t h e f oot c ont rol, or t h e m ac h ine w ill s t art inad v ert ent ly and t h e f oot c ont rol
or m ot or c an b urn out .
4. When using your serger for the first time, place a fabric scrap under the presser foot and run the
m ac h ine w it h out t h read f or a f ew m inut es . W ipe aw ay any oil t h at appears .
5. Do not pull fabric from the rear of the machine. Such action can damage the machine.
6. To prevent possible injury, always avoid body contact with any moving parts and the machine mech-
anis m .
7. NEVER sew over pins.
Special Caution:
Unplug t h e pow er c ord f rom t h e elec t ric al out let w h en t h e m ac h ine is not in us e.
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