HappyJapan HCR3-1502, Maintenance Manual

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E9-11 Defect on Thread catcher
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 4-1-6
1-2 Adjust position of Thread holder. 4-2-14
2. Excessive distance between Hook and tip of Needle.
2-1 Adjust position of Thread catcher. 4-1-6
2-2 Adjust position of Thread holder. 4-2-14
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 4-1-6
3. Check position of Thread holder is proper.
3-1 Adjust 4-2-14
4. Check Thread catcher.
4-1 Check cable is securely connected.
4-2 Replace Pulse Motor with trouble.
5. No damage in electric parts?
5-1 Replace LCD-CE board. E3-2
5-2 Replace of CONT-R2 board. E2-1
5-3 Replace of Detection board E2-3
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 4-1-6
3. Check position of Thread holder is proper.
3-1 Adjust 4-2-14
Operator 1. Check if Needle is securely set.
1-1 Set Needle properly. 3-1
Constant display Mechanical
1. Trouble of Photo sensor.
of E-193
1-1 Replace Photo sensor. 4-1-6
( ) ----- Reference instruction book