Happy HCS-1201-30, Maintenance Manual

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Trouble shooting(Defect on Thread catcher)
7-2-10
Trouble Factor Cause of trouble and measure Page
does not catch
Mechanical
1. Thead catcher does not extend hook sufficiently.
thread 1-1 Adjust position of Thread catcher .
1-2 Adjust position of Thread holder.
2. Excessive distance between Hook and tip of Needle.
2-1 Adjust position of Thread catcher.
2-2 Adjust position of Thread holder.
Hook of Thread Mechanical
1. Check Hook of Thread catcher bent or not.
catcher does not
1-1 Repair bent Hook.
extend
1-2 Replace Hook.
2. Check position of Thread catcher is proper.
2-1 Adjust
3. Check position of Thread holder is proper.
3-1 Adjust
4. Check Thread catcher.
4-1 Check cable is securely connected.
4-2 Replace Pulse Motor with trouble.
5. Check CPU Board.
5-1 Replace CPU Board.
Hook hits or Mechanical
1. Check Hook is bent or not.
catches Needle
1-1 Repair bent Hook.
(E-193) 1-2 Replace Hook.
2. Check position of Thread catcher is proper.
2-1 Adjust
3. Check position of Thread holder is proper.
3-1 Adjust
Operator 1. Check if Needle is securely set.
1-1 Set Needle properly. (4-1)
3-1-2
Constant display Mechanical
1. Trouble of Photo sensor.
of E-193
1-1 Replace Photo sensor.
( ) ----- Reference instruction book