Adjusting The Basic Machine; Balancing Weight - Pfaff 937 Instruction Manual

Adjustment
11

Adjusting the basic machine

.05
11

Balancing weight

.05.01
Fig. 11 - 02
11 - 3
Requirement
With the needle bar at bdc the largest eccentricity of the balancing weight 1 must be
pointing upwards.
Bring the needle bar to bdc.
Loosen nut 2 and screw 3.
Turn eccentric pin 1 in accordance with the requirement.
Tighten nut 2 and screw 3.
1
2