Adjustment Of The Virtical Stroke Walk Foot And Vibrating Foot; Timing Between The Needle And Hook - HIGHLEAD GC24698-BRHL Instruction Manual

（2）If the feed dog is too low,or the pressure of presser foot is too small, the stitch length cann't be
assured.
（3）Feed dog height should be measured at the point where the needle is at the top position.
Thin material:The height of the feed dog is 0.8mm.
Usual material: The height of the feed dog is 1mm.
Heavy material: The height of the feed dog is 1.2mm.
Adjustment procedure:
（1）Lean the machine head backward.
（2）Turn the pulley by hand and stop when the feed dog rises to the maximum height.
（3）Loose the feed bar forked connection set screw and adjust the height of the feed dog.
（4）After adjusted, tighted the set screw.
Note:The feed dog height is factory-adjusted to 1.2mm.
14. ADJUSTMENT
STROKE WALK FOOT AND VIBRATING
FOOT(Fig.17)
When the material with large elasticity is sewn,or when thickness of
material changes,the vertical stroke of the presser feet should be
adjusted as follow:
（1）Loosen the special screw.
（2）The vertical strokes of presser feet become minimum when
the crank rod is moved downward and set.
（3）The vertical storkes of presser feet become minimum when
the crank rod is moved upward and set.
（4）After the adjustment,tighten the special nut.
Note:The vertical strokes of presser feet can be adjusted within a
range from 2mm to 6mm.
15. TIMING BETWEEN THE NEEDLE AND
HOOK(Fig.18,Fig.19,Fig.20)
（1）Set the stitch length to "0"on the feed setting dial.
OF THE
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VIRTICAL