Adjusting The Looper Thread Trimmer Mechanism - JUKI MF-7900 Series Engineer's Manual
High-speed, cylinder-bed top and bottom coverstitch machine
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Also See for MF-7900 Series:
- Instruction manual (30 pages) ,
- Specification (8 pages) ,
- Quick start manual (2 pages)
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(3) Adjusting the looper thread trimmer mechanism
WARNING :
As the work is performed while the power is ON, never touch the switches other than the necessary
one so as to prevent accidents caused by the malfunction of switches.
1. Adjusting the thread trimmer air cylinder
2. Adjusting the thread trimmer sensor
3. Adjusting the speed of looper thread trimmer
Standard adjustment
❸
❷
❶
❻
❺
❹
– 88 –
18 mm
❼
❸
❽
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