Needle bar
Service Instructions 755 A/756 A - 00.0 - 02/2019
49
2. Slide the needle bar linkage (7) onto the shaft (8) as far as it will go.
3. Turn the handwheel until the screw (14) can be accessed through the
arm shaft crank.
4. Tighten the screw (14).
5. The pin (4) must be seated in the arm shaft crank (9) such that the
screws (10) can be tightened on the face of the pin (4).
6. Tighten the screws (10).
7. Slide the thread lever (6) back into the slot in the machine casting.
Fig. 43: Assembling the needle bar linkage (3)
8. Push the bolt (5) completely into lever (11).
9. Push the bolt (5) further into lever (13).
10. Tighten the screws (12).
The thread lever (6) must be able to move freely.
The thread lever (6) is automatically positioned correctly when the
screws (10) on the face of the pin (4) have been tightened.
11. Slightly loosen the screws (10) and slowly complete 2-3 turns at the
handwheel.
The components are released from tension mechanically.
12. Tighten the screws (10).
13. Tie the oil wick (3) to the felt (2).
(6)
- Thread lever
(10) - Screws
(11) - Lever
(12) - Screws
(13) - Lever
⑩
⑥
⑪
⑫
⑬
Summary of Contents for 755 A
Page 1: ...755 A 756 A Service Instructions...
Page 8: ...Table of Contents 6 Service Instructions 755 A 756 A 00 0 02 2019...
Page 12: ...About these instructions 10 Service Instructions 755 A 756 A 00 0 02 2019...
Page 116: ...Folder 114 Service Instructions 755 A 756 A 00 0 02 2019...
Page 124: ...Transport carriage 122 Service Instructions 755 A 756 A 00 0 02 2019...
Page 138: ...Transport clamps 136 Service Instructions 755 A 756 A 00 0 02 2019...
Page 200: ...Light barriers 198 Service Instructions 755 A 756 A 00 0 02 2019...
Page 222: ...Endless zipper feed optional 220 Service Instructions 755 A 756 A 00 0 02 2019...
Page 238: ...Additional equipment 236 Service Instructions 755 A 756 A 00 0 02 2019...
Page 266: ...Stacker 264 Service Instructions 755 A 756 A 00 0 02 2019...
Page 438: ...Programming 436 Service Instructions 755 A 756 A 00 0 02 2019...
Page 450: ...Decommissioning 448 Service Instructions 755 A 756 A 00 0 02 2019...
Page 452: ...Disposal 450 Service Instructions 755 A 756 A 00 0 02 2019...
Page 472: ...Technical data 470 Service Instructions 755 A 756 A 00 0 02 2019...
Page 496: ...Appendix 494 Service Instructions 755 A 756 A 00 0 02 2019...
Page 497: ......