27
5) Adjusting the Height of the Feed Plate
After unfastening the boosting lever control plate screws ②
on each side of the feed bracket ① raise the control plate in
direction A to lower the upper feed plate ③ and lower the
control plate in direction B to heighten. Tighten the boosting
lever control plate screws back on firmly after adjusting the
height of the upper feed plate.
[ Fig. 31 ]
[ Caution ]
Tighten all the screws back on completely after adjusting
the feed plate height.
[ Caution ]
If the presser foot drive cam is not in the right position,
the presser foot may not move vertically in time and run
into the needle bar.
6) Adjusting the Presser Foot Devices
A. Have the end of the presser foot drive cam accord with
the carving point center of the upper shaft, and the
carving line of the cam accord with the carving point.
Tighten screw ①.
[ Fig. 32 ]
B. After adjusting the pressure bar to stick out of the
pressure bar holder about 17mm, check if the needle
moves through the center of the presser foot and then
tighten screw ①.
[ Fig. 33 ]
①
Upper
Shaft
Pressure
Bar
Presser
Foot
①
17mm
Pressure
Bar Holder
→
→
①
③
Engrave
d
Point
④
②
[ Caution ]
Fasten joint screw① of presser bar with the pressure
about 40-45kgf/㎠. If connection pressure is excessive, it
becomes cause of deformation of presser bar and
cause trouble to machine operation.
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