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Setting the thread system
74
Service Instructions 969 - 06.0 - 03/2019
12.3 Setting the hook thread guide
Proper setting
The distance between the tensioner element and the machine arm is set
so that the bobbin is wound equally on both ends.
If, due to the position of the tensioner element, the bobbin cannot be
wound equally, the inclination of the hook thread guide must be changed.
Cover
• right arm cover (
Fig. 57: Setting the hook thread guide
To set the hook thread guide:
1. Insert and wind on the hook thread.
If the hook thread is concentrated at one end of the bobbin:
2. Loosen the screw (5).
3. Align the tensioner element (4) so that it is central to the hook thread
guide (3).
4. Tighten the screw (5).
5. If the hook thread is still concentrated at one end of the bobbin, adjust
the inclination of the hook thread guide (3) using the threaded pins (1).
(1)
- Threaded pins
(2)
- Bobbin
(3)
- Hook thread guide
(4)
- Tensioner element
(5)
- Screw
④
⑤
①
②
③
Summary of Contents for 969 Classic
Page 1: ...969 Service Instructions...
Page 6: ...Table of Contents 4 Service Instructions 969 06 0 03 2019...
Page 10: ...About these instructions 8 Service Instructions 969 06 0 03 2019...
Page 92: ...Programming 90 Service Instructions 969 06 0 03 2019...
Page 106: ...Decommissioning 104 Service Instructions 969 06 0 03 2019...
Page 108: ...Disposal 106 Service Instructions 969 06 0 03 2019...
Page 119: ...Appendix Service Instructions 969 06 0 03 2019 117 21 Appendix Fig 76 Wiring diagram...
Page 120: ...Appendix 118 Service Instructions 969 06 0 03 2019...
Page 121: ......