Thread cutter
Service Instructions 1767 - 00.0 - 12/2016 79
Important
Check the position of the cutters, since the counter blade can easily be-
come warped when the screw is being tightened.
16.4 Setting point in time for cutting
Proper setting
The threads are cut when the thread lever is at the top dead center (hand-
wheel position 60°).
Information
Additional setting for 2-needle machines
The control cam for the right-hand needle or the right-hand hook support
is identified by an R and an arrow for the direction of rotation.
The control cam for the left-hand needle or the left-hand hook support is
identified by an L and an arrow for the direction of rotation.
Cover
• Tilt the machine head ( p. 14)
• Open the throat plate slide ( p. 21)
Fig. 64: Setting point in time for cutting
To set the point in time for cutting:
1. Loosen the threaded pins (4).
2. Turn the handwheel until the thread-pulling knife (6) can be swung out
by hand.
(1) - Roller
(2) - Clamping ring
(3) - Control cam
(4) - Threaded pins
(5) - Counter blade
(6) - Thread-pulling knife
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