Operation
22
Operating Instructions 512/532 - 05.0 - 04/2018
3.6
Setting the hook thread tension
Fig. 6: Setting the hook thread tension
The required hook thread tension must be generated by the ten-
sioning spring (1). The bobbin housing upper section (3) should
slowly fall under its own weight when held by the threaded hook
thread.
Adjusting the tensioning spring
To adjust the tensioning spring:
1.
Remove the bobbin housing upper section (3) with the bobbin.
2.
Adjust the tensioning spring (1) via the adjustment screw (2)
until the correct tension is set.
3.
Insert the bobbin housing upper section (3).
CAUTION
Risk of injury due to sharp and moving parts!
Cutting or crushing are possible.
Only set the hook thread tensioner with the
machine switched off.
(1) - Tension spring
(2) - Regulating screw
(3) - Bobbin housing upper section
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②
③
Summary of Contents for 512/532
Page 1: ...Operating Instructions 512 532 ...
Page 6: ...Table of Contents 4 Operating Instructions 512 532 05 0 04 2018 ...
Page 16: ...Safety 14 Operating Instructions 512 532 05 0 04 2018 ...
Page 60: ...Programming 58 Operating Instructions 512 532 05 0 04 2018 ...
Page 70: ...Maintenance 68 Operating Instructions 512 532 05 0 04 2018 ...
Page 86: ...Decommissioning 84 Operating Instructions 512 532 05 0 04 2018 ...
Page 88: ...Disposal 86 Operating Instructions 512 532 05 0 04 2018 ...
Page 97: ...Appendix Operating Instructions 512 532 05 0 04 2018 95 11 Appendix ...
Page 98: ...Appendix 96 Operating Instructions 512 532 05 0 04 2018 ...
Page 99: ......