22. Maintenance
Caution: Danger of injury !
Switchthemainswitchoff.
Maintenance work of the automatic buttonholer must only be carried
out with the machine switched off.
The daily or weekly maintenance work (cleaning and oiling) to be
carried out by the operators of the automatic buttonholer is described
in Part 1: Operating Instructions. This is only listed in the following
table to complete the picture.
Maintenance w ork to be carried out Operating hours
8 40 160 500
Automatic buttonholer
Remove the sewing dust from the area under the throat plate X
Check the oil level X
Check and clean the toothed belt X
Oil the cutting stamp 1 X
Oil the clamp arms 3 at the felt 2 X
Oil felt 6 at the cam X
Pneumatic system
Check the water level in the pressure regulator X
Clean the filter insert in the maintenance unit X
Make leak test of the s ystem X
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