SunStar KM-250 Series User Manual page 28

(2) Assembly
A. Replace the chip discharge guide (lower)
screw on the auxiliary needle plate .
B. Fix the auxiliary needle plate
C. Fix the feed dog
D. Fix the needle plate
Turn the pulley manually to check whether the space between the feed dog and needle plate during feed doge
movement is equal in all directions. Then, adjust the knife frame to adjust the knife position.
Move the chip discharge guide (lower)
. Then, use the fixing screw
E. Adjust the knife frame so that the pressure of the knife
fixing screw. (Refer to the explanation about knife position adjustment.)
F. Attach the presser foot
G. Fix the needle with the fixing screw .
H. Adjust the knife position adjusting plate
adjustment.
After assembly, refer to the knife position adjustment instructions on page 24 and readjust.
28
with the one fit for the desired cutting width and fix it with the auxiliary
using two fixing screws
using the fixing screw .
on the bed using two fixing screws .
to the left and right so that it is placed 0.05mm from the knife plate side
to fix the position.
and tighten the fixing screw .
to get the desired cutting width and tighten the fixing screw
Keystone Sewing Machine Company, Inc.
on the bed.
and the needle plate side is appropriate. Then, tighten the
after
[Fig. 53]