Bobbin-Thread Clamp Spring - Pfaff 1245 Instruction Manual

Adjustment
11.

Bobbin-thread clamp spring

05.14
(On Model 1246 make these adjustments on both clamp springs.)
11 - 34
Requirement
1. Between clamp spring 5 and the bottom of thread catcher 4, there must be a distance
of 0.3 mm.
2. At the front point of reversal of thread catcher 4, the points of clamp spring 5 must be
flush with the back edge of catcher 4 (see arrow). There must be a distance of approx.
12 mm between the inner edge of clamp spring 5 and guide sleeve 7.
The bobbin-case must be able to be inserted and removed from the hook
without any interference..
7
4
Fig. 11 - 29
Align carrier 1 (screws 2) in such a way that it is in the middle of its adjustment range
and parallel to the bedplate of the machine.
Unhook spring 3.
Manually pivot thread catcher 4 over clamp spring 5.
Bend clamp spring 5 in accordance with requirement 1.
Hook spring 3 back in again.
1
6
2
5
4
0.3 mm