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2–Thread Flatlock (#11/#12)
• Correct balance
– Set each tension dial to setting shown at left
and test sew on a sample of your fabric.
• How to balance
When the lower looper thread tension is too tight or
needle thread tension is too loose;
– Turn the lower looper thread tension dial (red)
toward a lower number.
– Or, turn the needle thread tension dial (yellow
or green) toward a higher number.
PLEASE NOTE:
– These are suggested tension settings only.
– Tension settings are effected by;
1. Type and thickness of fabric
2. Needle size
3. Size, type and fiber content of thread
2–Thread Flatlock wide #11
Medium weight
fabric
Tension Dial
Yellow Green Blue Red
0 4.0
2–Thread Flatlock narrow #12
Medium weight
fabric
Tension Dial
Yellow Green Blue Red
0 4.5
When the lower looper thread tension is too loose;
– Turn the lower looper thread tension dial (red)
toward a higher number.
– Or, turn the needle thread tension dial (yellow
or green) toward a higher number.
Thread Color Code refer page 19.
NP
/
Refer page 15
RHP
N
Refer page 14/15
SL
2.5–4
Refer page 27
ULC
Refer page 14