– 132 –
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.
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
.
1. Maintenance of the sewing machine head
❶
❷
❺
: Marker line for DP×17 (with
needle count lower than #22)
1-2. Adjusting the needle-to-shuttle relation
* Turn ON the power once, and turn OFF the
power again after making the intermediate
presser in the lowered state.
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) Loosen setscrews
❶
(right and left). Draw out
oil shield
❷
toward you to remove it.
2) Loosen hinge screw
❸
. Detach thread trim-
ming lever asm.
❹
.
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.
❶
❺
❹
❸
❶
❷
❸
❹
3) Loosen four setscrews
❺
. Detach throat
plate asm.
❻
.
❻
❺