Instruction manual
14
VG3511-8F
5. Proper operation
5.6 Adjusting position of presser foot
5.5 Pressure of presser foot
5.4 Adjusting thread tension
Adjust the thread tension with the thread tension spring
caps ① depending on fabric type, thread type, seam width,
stitch length, and other sewing conditions.
● To tighten the thread tension, turn the caps clockwise.
● To loosen the thread tension, turn the caps counter-
clockwise.
Loosen the lock nut ② and turn the adjusting screw ③ to
adjust the pressure.
● To increase the pressure, turn it clockwise.
● To decrease the pressure, turn it counterclockwise.
Keep the pressure to a minimum for stable sewing perfor-
mance.
Adjust right-and-left position of the needle holes of the
presser foot.
Loosen the screw ④ . Move the front of the presser foot
right or t so that the needle drops in the center of the
needle drop.
Then, tighten the screw ④ securely.
Fig. 5-5
Fig. 5-6
Fig. 5-7
Before adjusting, ALWAYS turn the power switch OFF
and check that the machine has already stopped.
needles
tighten
decrease
increase
①
④
loosen
②
③