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19) Adjusting the deep thread
(- 00, - 02 Model)
A. The deep thread should be protruded some 4mm from the
throat plate hole when sewing begins. The length of the
loose deep thread is determined by the deep thread
guide(Ass
’
y)
①
.
B. The motion of the deep thread guide(Ass
’
y) is determined
by the stopper screw
②
. When the screw
②
is fastened
inward, the loose deep thread becomes longer. When the
screw
②
is fastened outward, the loose deep thread
becomes shorter.
20) Adjusting the upper thread holder
A. Back and front position adjustment of the thread holder
(1) Loosen the nut
①
and set the distance between the upper thread holder support base
②
and the upper thread holder
cylinder base
③
at 6mm. When adjustment is complete, fasten the nut
①
.
(2) Loosen the tightening screw
④
for the upper thread holder base supporting bracket and adjust the distance between the
needle
⑤
and the end of the thread holder
⑥
at 7-8mm. When adjustment is complete, fasten the screw
④
.
[ Fig. 52 ]
4mm
[ Fig. 53 ]
[ Fig. 54 ]
②
④
③
6mm
7~8mm
①
②
①
Содержание SPS/E-BH-6100 Series
Страница 43: ...43 8 8 Table Drawings 1 Basic ...
Страница 44: ...44 9 9 Air System Circuit Diagram ...
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