DURKOPP ADLER H-Type 969, Service Instructions Manual

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Adjusting the foot stroke
Service Instructions 969 - 01.0 - 12/2015 65
12 Adjusting the foot stroke
12.1 Adjusting the foot stroke using the hand lever
The hand lever (1) allows the feet to be raised to the heights of 14 and 20 mm.
The length of the two strokes is determined by the dimensions of the elements
of the lift mechanism.
Proper setting
The presser foot rests on the throat plate, and the hand lever (1) is in the
inactive position:

There is a guaranteed clearance of 0.3 to 0.5 mm between the stroke
lever (3) and the drive dog (4).
Cover
• Head cover (

p. 12).
Fig. 46: Setting the thrust movement of the feed dog
Setting steps
1. Move the handwheel into the 0° position (

p. 20). The presser foot
rests on the throat plate.
2. Loosen the screw (2) and leave the hex key (5) inserted.
3. Turn the stroke lever (3) so that there is a clearance of 0.3 to 0.5 mm
between the stroke lever (3) and the drive dog (4).
4. Tighten the screw (2).
WARNING
Risk of injury!
Crushing injuries from moving parts.
Switch the machine off before checking and
adjusting the stroke of the feet on the machine.
(1) - Hand lever
(2) - Screw
(3) - Stroke lever (4) - Drive dog
(5) - Hex key
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③
④
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