JUKI MF-7500 Series Instruction Manual page 28

③ Hauling amount of the looper thread cam
The lowermost
position of the
screw within the
slot in thread
guide
The bottom
end face of the
thread guide is
aligned with the
marker line.
④ Matchstick height
29mm
⑤ Needle bar thread take-up thread receiver
⑥ D claw (standard: B claw)
⑦ Differential feed ratio
The lowermost position of the screw within the slot in
thread guide
(Standard: The upper marker line aligns with the lower
The right and
left thread
end face of the thread guide)
guide thread
paths are same
in height.
Right needle
Left needle
17mm
The needle bar thread take-up thread receiver aligns with
the top end of the needle bar thread take-up when the
needle bar is in its lower dead point.
Needle bar
thread take-up
thread receiver
Slightly stretch the material.
‒ 26 ‒ – 26 – – 26 –
Matchstick height
17mm
29mm