HE-800B
11-15. Upper thread miss-trimming
Items with a “*” in the “Page” column should only be handled by a qualified technician.
assembly
Installation position of
upper thread trimmer
assembly
Adjust the installation position of upper thread trimmer
assembly by moving the setting plate assembly.
・
Upper thread trimmer longitudinal position
adjustment
・Upper thread trimmer cutting depth adjustment
98, 99
assembly holding force
Adjust so that the thread does not come out when you
cut it with trimmer and hold the end of the thread
between your fingers and gently swing the assembly.
・
Bend the trimmer U or replace them so that the
correct force is applied.
・Repair any damage from striking the needle.
–
Upper thread trimmer
cutting depth
Adjust the position of the trimmer driving arm roller.
99
Cotton yarn #60
Holding force approx. 2N
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