Machine head
Service Instructions 745-35-10 S/745-35-10 A - 02.0 - 04/2017 69
3. Place the knife guard (6).
The knife guard (6) must be adjusted in such a way that the distances
of 1 mm and 0.5 mm are kept when the middle knife is at top dead
center.
4. Tighten the knife guard (6) using the screw (7).
3.13 Setting the trimming and clamping device for the hook
threads
Fig. 57: Setting the trimming and clamping device for the hook threads (1)
Function of the trimming and clamping device for the hook threads
After reaching the end of the seam, the hook threads are pulled into the
open hook thread trimmer (1) and the hook thread clamp (2) through the
thread grooves in the throat plate.
The hook thread clamp (2) is located below the throat plate. It opens
pneumatically.
The hook threads are pulled between the throat plate panel and the open
thread clamping plates (5).
WARNING
Risk of injury from sharp parts!
Cutting possible.
Do not check and adjust the trimming and clamping
device for the hook threads unless the sewing unit
is switched off.
(1) - Hook thread trimmer
(2) - Hook thread clamp
(3) - Cylinder
(4) - Limit plate
(5) - Thread clamping plates
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