Pfaff 571 Instruction Manual page 53

● Adjust hook post according to Requirement 1 and tighten screws 4 and 5.
● Making sure that there is some play in the bevel gear, tighten screws 1.
● With retaining collar 7 touching bevel gear 8 tighten screws 2 and 3.
● Adjust needle guard 6 (screw 9) according to requirement 3.
When the hook is changed, make
sure that the markings 10 and 11 are
both on one side.
Adjustment
10
11
11 - 7