User manual SINGER 7-33

[. . . ] Cover the spool with the "NET" as chemical fibers (fibres) and the like are easily frayed. When using a real type thread spool, insert the spool adapter (supplied with the machine) (as shown). ReplacingNeedles Replace needles in the following way: Note: Be sure to take out the power supply plug before replacing needles. (1) Bring needles to their highest position by turning handwheel towards you. [. . . ] C) Then thread the hole of lower looper 13 using tweezzrs. Cut the thread leaving about 10 cm (4") of spare thread. Bring the upper looper to its lowest position by turning handwheel toward you. Draw thread from spool and pass it, through guide of the thread stand and then, in order, through guides ~ (Fig. Cut the thread leaving about 10cm (4") of spare thread (Fig. Bring the lower looper to the far left position by turning handwheel towards you, and pass the thread through lower looper thread guide . Pass thread through lower looper slit from behind. B) Then move the lower looper slightly to the right by turning the handwheel towards you. Then thread the hole of lower looper 11 using tweezers. Cut the thread leaving about 10cm (4") of spare thread. Bring the upper looper to its lowest position by turning handwheel towards you. The right figure shows that the size of the bite between the left needle and the edge of the material 5 mm. You may adjust the stitch length from 1mm (Narrow rolled hemming) to 5mm by one-touch of the stitch length adjustment lever. For a neat and clean finish of curved seams: For inside curves, guide the fabric gently with the trimming line of the fabric under the right front of the presser foot, applying pressure to the fabric with your left hand, at the same time, apply a little pressure in the opposite direction with your right hand as shown. For outside curves, apply pressure in the opposite directions of the above. SETTING WASTE TRAY (Option on some models) (1) Insert the right guide a of the waste tray to the right leg of the overlock machine as illustrated. Turn the waste tray in the direction of arrow. (2) Push the left end of the waste tray in the direction of arrow. THREE THREAD OVEREDGING STITCH USING ONE NEEDLE Though this machine is made mainly for 4 thread stitch overedging using 2 needles, three-thread stitch overedging using 1 needle can be easily operated by just removing 1 needle. Three-thread overedging stitch using 1 needle for as wide as a 4-thread overedging stitch using 2 needles can be achieved. (2) By removing the left needle The right needle sews with a narrow width bite. Use one needle thread (left or right needle) and lower looper thread. [. . . ] (1) Remove the left or right needle to your required width. The fabric is ironed along the line of the pin tucking in advance. CORDED OVERLOCK Corded overlock can be used to strengthen stitches when joining elastic materials such as knitted fabrics. Thread cord through hole on front of foot: (1) Place the slightly wide cord (about 3mm) under the right needle, and sew on. [. . . ]