Adjusting the thread tensioning plate
66
Service Instructions 869-M PREMIUM - 00.0 - 07/2018
13.3.2 Checking the adjusted thread tension using a mechanical
thread scale
Fig. 52: Checking the adjusted thread tension (1)
To check the adjusted thread tension:
1. Insert the needle thread as shown above.
2. Feed the needle thread through the thread lever and the thread scale.
3. Pull the thread to the left at a
consistent rate of speed
.
Important
The thread must be pulled off
horizontally
.
4. Set the thread tension to level 1 (
1%
) at the control panel.
The thread scale should show a tension of 190±12 cN.
5. Set the thread tension to level 2 (
50%
) at the control panel.
The thread scale should show a tension of 720±50 cN.
6. Set the thread tension to level 3 (
99%
) at the control panel.
The thread scale should show a tension of 1600±100 cN.
Important
After completing the settings, you need to seal the magnets and the 4 nuts
that keep the magnets in place at the thread tensioning plate with sealing
wax (see figure 7).
7. Remove the locking peg from the machine.
8. Remove the needle thread from the thread scale.
9. Remove the thread scale.
Содержание 869-M Premium
Страница 1: ...869 M PREMIUM Service Instructions...
Страница 10: ...About these instructions 8 Service Instructions 869 M PREMIUM 00 0 07 2018...
Страница 120: ...Programming 118 Service Instructions 869 M PREMIUM 00 0 07 2018 Fig 89 Connecting adapter to DACcomfort...
Страница 142: ...Programming 140 Service Instructions 869 M PREMIUM 00 0 07 2018...
Страница 152: ...Maintenance 150 Service Instructions 869 M PREMIUM 00 0 07 2018...
Страница 154: ...Decommissioning 152 Service Instructions 869 M PREMIUM 00 0 07 2018...
Страница 156: ...Disposal 154 Service Instructions 869 M PREMIUM 00 0 07 2018...
Страница 168: ...Troubleshooting 166 Service Instructions 869 M PREMIUM 00 0 07 2018...
Страница 171: ...Appendix Service Instructions 869 M PREMIUM 00 0 07 2018 169 25 Appendix Fig 116 Wiring diagram...
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