18 19
SERGER / OVERLOCK STITCH FORMATIONSSERGER / OVERLOCK STITCH FORMATIONS
By threading the LEFT needle only a
width of 6 mm will be produced and by
threading the RIGHT needle only a
width of 3.8 mm will be produced.
Please keep the unused needle on the
needle pad as illustrated.
THREE-THREAD OVERLOCK WITH ONE NEEDLE
CONVERTING TO TWO-THREAD USE
To convert to two thread use, first open
the front cover and working table and
raise needle to its highest point by
turning hand wheel towards you.
Remove the right needle and use the
left needle.
Please keep the unused needle on the
needle pad.
Pull out the converter as shown in Fig.
1.
Attach the two-thread converter onto
the upper looper as shown in Fig. 2,
Fig. 3, making sure that you slide tail
end in first (A) then locate hook end into
looper hole (B).
When not using converter, insert it deep
and keep as illustrated in Fig. 4.
Narrow overlock edge Rolled edge
with Three Threads with Three Threads with Two Threads
Thread for needle
Polyester, Nylon, Silk No. 50-100 Nylon No. 100
Upper looper
Polyester, Nylon, Silk No. 50-100
Bulk nylon (less stretchable)
Lower looper
Bulk nylon (less stretchable)
Narrow and rolled edge is ideal for use on thin
materials such as georgette crepe, crepe de chine,
silk etc.
Also, picot stitch can be produced particularly when
sewing on fine ‘scarflike’ materials. In view of the
nature of these hems, they are unsuitable for use
on ‘hard’ or ‘heavy’ materials.
1. Raise the presser foot.
2. Open the front cover and working table.
3. Remove the stitch finger from the needle plate
by screw driver and keep it in the front cover as
illustrated or in the accessory bag.
4. Set the machine according to page 21.
NOTE:
1. Please use following recommended thread for
making ideal seams.
2. After finishing, re-set the stitch finger in its
place. Please ensure inserting it deep as
illustrated in Fig 1.
NARROW, ROLLED HEM AND PICOT STITCH
RECOMMENDED THREAD
Illustration
I. Two-thread overlock convertor
II. Upper looper
Illustration
I. Stitch finger (A)
II. Cross section
III. Narrow hem
IV. Rolled hem
V. Picot stitch
A
B
D
C