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D3. ADJUSTING THE STITCH LENGTH AND REVERSE STITCH
D4. THREAD TENSION ADJUSTMENT
MP05300EN,MP05400EN_200120
1. Press the locking plate ③ and set the
desired stitch length by turning the dial ①.
2. Press the reverse lever ②, the machine will
sew back. When the lever is released, the
machine sews forward again.
GF-1130-448,GF-2230-448 MH/L34
D4.1. Upper thread tension
adjustment
Turn the thread tension nut ①
clockwise to increase the tension. Turn
the nut counterclockwise to decrease
the tension. In double-needle
machines, each thread has its own
tension wheel.
D4.2. Bottom thread tension
adjustment
Turn the tension screw ② clockwise to
increase the tension. Turn the screw
counterclockwise to decrease the
tension.
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