4 - 8
Adjustment (Main Unit)
Needle bar rise adjustment
1. Attach the operation PCB assy. flat cable and power PCB assy. lead wire connector to the main PCB assy., and
attach the front cover to the arm bed.
2. Press
and
while turning the power on (the buzzer will sound four times, and test mode will start).
3. <S2>
Select
using
, press
once, and set the needle bar to the left base line position.
<S3>
Select
using
or
, and after pressing
press
once, and set the needle bar to the left
base line position.
4. Turn off the power and remove the front cover.
5. Attach the presser foot (J).
6. Lower the presser foot lifter.
7. Loosen the set screws (socket (FT) M5X5) (three) on lower shaft pulley D.
8. Turn the pulley by hand, moving the needle bar to its lowest point (pulley turned counterclockwise).
9. When the needle bar is raised 2.9 – 3.3 mm above its lowest point (use a ruler on the left side to measure), rotate
the outer rotary hook and adjust it so that the right edge of the needle and the outer rotary hook tip meet (outer
rotary hook turned counterclockwise).
10. Fully tighten the set screws (socket (CP) M5X5) (three) on lower shaft pulley D.
Set screw, socket (CP) M5X5
torque
1.18 - 1.57 N-m
2.9 - 3.3mm
Needle is 2.9 - 3.3 mm above its lowest point.
After raising it, the right edge of the needle and the tip meet.
set screw, socket
5
×
5
Lower shaft pulley D
2.9 - 3.3mm
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Summary of Contents for CS8000 Series
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Page 22: ...2 2 Main partslocation diagram Main unit www promelectroavtomat ru ...
Page 38: ...2 18 Upper shaft mechanismlocation diagram Main unit www promelectroavtomat ru ...
Page 45: ...2 25 Disassembly Thread tension mechanismlocation diagram Main unit www promelectroavtomat ru ...
Page 53: ...2 33 Disassembly Thread hook mechanism location diagram Main unit www promelectroavtomat ru ...
Page 56: ...2 36 Needle presser module breakout diagram Modules www promelectroavtomat ru ...
Page 65: ...2 45 Disassembly Feed module breakout diagram Modules www promelectroavtomat ru ...
Page 74: ...3 2 Thread tension mechanism location diagram Main unit www promelectroavtomat ru ...
Page 85: ...3 13 Assembly Thread hook mechanism location diagram Main unit www promelectroavtomat ru ...
Page 88: ...3 16 Upper shaft mechanism location diagram Main unit www promelectroavtomat ru ...
Page 115: ...3 43 Assembly Main parts location diagram Main unit www promelectroavtomat ru ...
Page 120: ...3 48 Needle presser modulebreakout diagram Modules www promelectroavtomat ru ...
Page 136: ...3 64 Feed module breakout diagram Modules www promelectroavtomat ru ...
Page 201: ...6 1 6Repair Manual www promelectroavtomat ru ...
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