– 23 –
1) Remove cover
on the rear of the frame and loosen main feed pin
and nut
.
2) Move main feed pin
up or down to adjust the differential feed ratio.
3) Adjust so that the lower engraved marker line on main feed rocker
aligns with the center of nut
. (Standard)
4) When adjusting the maximum stretching, adjust main feed pin
to
the highest position.
5) When adjusting the maximum gathering, adjust main feed pin
to
the lowest position.
6) After performing adjustment, tighten the main feed pin and nut
,
and install cover
.
o I f t h e c l e a r a n c e p r o v i d e d
between the throat plate and the
feed dog is too small, they will
come in contact with each other
when the sewing machine runs
at high speed
1) Remove the cover on the rear of the frame, loosen main feed bracket
clamping screw
and differential feed bracket clamping screw
,
and adjust the clearances provided between the front and rear ends
of the feed dogs and the slots in the throat plates to approximately
0.5 mm. Then tighten main feed bracket clamping screw
and
differential feed bracket clamping screw
.
Adjustment Procedure
Results of Improper Adjustment
Adjustment Procedure
Results of Improper Adjustment
Содержание MO-6700D Series
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