Torsion Spring Of The Reverse Feed Lever On The Pfaff 3704-2 - Pfaff 939 U Instruction Manual

Adjustment
12 Torsion spring of the reverse feed lever
.05.24
● Turn torsion spring 1 (screw 2 ) in accordance with the requirement using nut 3.
12 - 26
Requirement
With the presser foot raised, the longest stitch length set and the adjustment lever 4 at
"0", the reverse feed lever 5 must return automatically to its uppermost point after being
activated.
112-037
Fig. 12 - 25
on the PFAFF 3704-2/..
4
4
5
112-051
1
3
2