Differential Feed Adjustment - Pfaff hobbylock 4764 Operating Manual

Differential feed adjustment

The feed dogs work independently of each
other to give perfect results when sewing
speciality fabrics.
Use differential feed to prevent stretching
of knit fabrics and puckering of lightweight
fabrics.
• "N" indicates the neutral position.
Refer to the following chart and test stitch performance on a scrap of fabric you are going
to use.
Stretch knit
fabrics
Non-stretch
lightweight
fabrics
Lightweight
fabrics
Fabric Differential feed dial
is set at "N"
Knit Jersey
Medium
woven
fabrics
Georgette
Differential
feed ratio
N-2
N
0.7-N
16
Differential feed
Indicator
Result from
adjustment