11
Feed driving motion
.05.06
Requirement
With the stitch length set at its maximum and the needle bar positioned 0.8 mm before
TDC (pin in hole 4), the feed dog must not move when the reverse feed switch is
operated.
Fig. 11 - 07
Loosen screw 1.
Position needle bar 0.8 mm before TDC and adjust stitch length to maximum setting.
While operating the reverse feed switch, twist eccentric 2 until the slot is visible (see
arrow) and crank 3 does not move.
Tighten screw 1.
3
4
1
1
2
1
Adjustment
3
11 - 8