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5.
Thread setting
5.1
Thread regulator, check spring, bolt for the thread lever mechanism
1
5
6
4
30
Rules:
1. The rightmost edge of the thread regulator (1) should align with the
number 4 on the scale.
2. The check spring (5) should be set to the distance measure of
(A) = 10 to 12 mm. The range of movement for the check spring is
about 30°.
3. The slot position of the bolt (8) should form an angle of 25°
(refer to the illustration).
2
3
–
Loosen screw (2). Push the thread regulator (1) to number 4,
according to rule 1. Tighten screw (2).
–
Loosen screw (3). Turn stop sleeve (4) in the direction of arrow,
until the thread take-up lever (5) is separated from the body (6).
Turn the stop sleeve (4) in the opposite direction as the arrow. Turn
until the thread take-up lever touches the body (6). Turn both
parts (4) and (6) together until the clearance distance (A) is
reached. Hold the body (6) tight while turning the stop sleeve (4)
for 30° opposite the direction shown by the arrow. Hold (4) and (6)
while tightening screw (3).
–
Insert 3-mm hexagon socket wrench into hole (7) and loosen
screws. Position the bolt (8) according to rule 3. Tighten
screws (7).
7
25°
8
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