– 100 –
1-1. Adjusting the height of the needle bar (Changing the length of the needle)
* Turn ON the power once, and turn OFF the power again after making the intermediate presser
in the lowered state.
1) Bring needle bar
❶
down to the lowest position of its stroke. Loosen needle bar connection screw
❷
and adjust so that the upper marker line
❸
engraved on the needle bar aligns with the bottom
end of the needle bar bushing lower
❹
.
2)
As illustrated in the above figure, change the adjusting position in accordance with the needle count.
1. MAINTENANCE
❶
❷
❶
❺
❹
❸
❻
❼
❺
: Marker line for DP×5
❻
: Market line for DP×17 (with
needle count higher than #22)
❼
: Marker line for DP×17 (with
needle count lower than #22)
1-2. Adjusting the needle-to-shuttle relation
❷
❸
❷
❸
❷
❸
❹
❻
Relation between the needle and the marker lines
on the needle bar
❸
* Turn ON the power once, and turn OFF the
power again after making the intermediate
presser in the lowered state.
❺
❶
III. MAINTENANCE OF SAWING MACHINE
After the completion of adjustment, turn the hand pulley to check to make sure that there
is no torque irregularity.
1) Turn handwheel by hand to ascend the nee-
dle bar
❶
.
Adjust so that lower marker line
❷
on the
ascending needle bar aligns with the bottom
end of the needle bar bushing lower.
WARNING :
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of
the sewing machine.
WARNING :
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of
the sewing machine.
❹
: Marker line for DP
×
5
needle
❺
: Marker line for DP
×
17 needle (with needle
count higher than #22)
❻
: Marker line for DP
×
17 needle (with needle
count lower than #22)
When a
DP × 5 needle
is used.
When DP × 17
needle (of which
needle count is
lower than #22)
is used.
When DP × 17
needle (of which
needle count is
higher than #22)
is used.
Содержание AMS-221F
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