Fabric
 
Thread
Needle thread on the 
right
 
Synthetic   : No. 60~80 
Silk  : No. 50~80
 
 
Upper looper thread 
Lower looper thread
 
Synthetic   : No. 60~100 
Silk  : No. 50~100
 
PIN TUCKING 
 
*  Refer to page 77 (Narrow Hemming) for thread 
q
 
tension balance adjustment. 
q
 Pin tucking 
 
Thread and Fabric 
 
 
 
Light  to 
Medium 
Fabric 
 
 
 
 
 
 
 
 
 
 
 
 
HA-4 SP No.11 
or NO.14 
q
 
e
 
Machine Setting 
 
q
 
Remove the needle on the left-hand side 
w
 
Needle plate setting knob: R 
e
 
Upper knife: Down 
r
 
Lower looper pre-tension setting slider: STD 
t
 
Changeable thread guide: 3/4 
 
 
r
 
 
3/4 
 
 
 
2 
w
 
 
 
Sewing 
 
r
 
Turn off the power switch.
 
e
 
Remove the needle on the 
left-hand 
side. 
Deactivate the upper knife. 
Turn on the power switch, then sew the folded edge 
while guiding along the guide line. 
 
q
 
Folded edge 
t
 
q
 
w
 
Guide line on the needle plate
 
e
 
Right needle position line on the presser foot 
w
 
r
 
Left needle position line on the presser foot
 
t
 
Right side of fabric 
 
 
 
 
 
Open the fold flat and press the pin tucks to one 
side. 
 
Note:  After you finish sewing, return the upper knife
 
y
 
to the original position.
 
 
y
 Pin tucking 
 
 
 
 
 
 
 
 
86