Pfaff 1245 Instruction Manual page 75

Adjustment
Allow the presser foot to rest on the needle plate.
By continuing to turn the handwheel, position the point of thread catcher 5 at the same
height as the edge of rear stop trip 6 of the needle plate and press release bar 8 to the
left in accordance with requirement 2 using retaining collar 7.
In this position tighten screws 1.
The eccentricity of retaining collar 7 must be pointing downwards.
Carry out a check in accordance with the requirement.
8
6
5
9
1
7
Fig. 11 - 30 A
11 - 37