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11.08.04 Bevel gear play (on the PFAFF 571 and 574)
Requirements
1. When sewing forwards, there must be a slight play between bevel gears 6 and 7.
2. When sewing backwards, there must be a slight play between bevel gears 6 and 8.
Fig. 11 - 56
● Disconnect air supply of the air filter/lubricator.
● Move unit 1 by hand as far as possible to the right.
● Adjust bracket 2 (screws 3) according to requirement 1.
● Move unit 1 by hand as far as possible to the left.
● Adjust screw 4 (nut 5) according to requirement 2.
6
8
7
2
4
5
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