JUKI LU-2800 Series, Руководство инженера

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WARNING :
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the
sewing machine.
Standard adjustment
3) Alternate momentum
4) Top feed cam timing
Main shaft
❺
[Conditions]
• Feed amount : 6 mm
• Amount of alternate vertical movement : 3 mm
• When needle and walking foot is lowered.
❹
❸
[Conditions]
• Feed amount : 0 mm
• Amount of alternate vertical movement : 3 mm
Top surface of
throat plate
Top surface of
throat plate
Top surface
of feed dog
❻
❼
❾
❽
Model
group
Model
Z
LU-2810
LU-2810-6
LU-2810-7
LU-2860
LU-2860-6
LU-2860-7
Y
LU-2828-6
LU-2828-7
X
LU-2818-7
LU-2868-7
❻ ❻ ❻
❼ ❼ ❼
❽ ❽ ❽
❾ ❾
Top end of needle ❻ ,
top surface of throat
plate ❼ , under surface
of walking foot ❽ and
top surface of feed dog
❾ are aligned.
Model group Z
Center of needle ❹
eyelet, top surface of
throat plate ❼ , under
surface of walking foot
❽
and top surface of
feed dog ❾ are aligned.
Model group Y
Top end of needle ❹
eyelet, top surface of
throat plate ❼ , under
surface of walking foot
❽
and top surface of
feed dog ❾ are aligned.
Model group X
❾