Feed dog
Service Instructions 1767 - 00.0 - 12/2016 47
9.3 Setting the feed dog height at top dead center
The feed dog reaches the maximum stroke height at top dead center when
the handwheel is positioned at 185°.
Proper setting
1. Place the feed dog in the uppermost position by turning the handwheel.
The upper edge of the feed dog protrudes 0.5 mm above the throat
plate.
In machines with short thread cutters (KFA), the upper edge of the
feed dog protrudes 0.8 mm above the throat plate.
Cover
• Disassemble the tensioning plate ( p. 19)
• Tilt the machine head ( p. 14)
Fig. 33: Setting the feed dog height at top dead center
To set the feed dog height at top dead center:
1. Move the handwheel into the 185° position.
2. Loosen the threaded pins (2) for the lever (1).
3. Turn the lever (1) such that the upper edge of the feed dog protrudes
0.5 mm (KFA = 0.8 mm) above the throat plate.
4. Tighten the threaded pins (2).
(1) - Lever (2) - Threaded pins
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