JUKI DP-2100 Engineer's Manual page 35

Adjustment Procedures
1. Bring needle bar 1 to the position of its upper dead point.
2. Loosen nut 2 .
3. Turn screw 3 , and adjust the height of auxiliary feed foot 4 .
* When screw 3 is turned clockwise, auxiliary feed foot 4 goes
up.
* When screw 3 is turned counterclockwise, auxiliary feed foot 4
comes down.
4. Tighten nut 2 .
Adjustment Procedures
1. Bring needle bar 1 to the position of its lower dead point.
2. Loosen setscrew 2 .
3. Adjust the height of presser foot 3 .
4. Tighten setscrew 2 .
Results of improper Adjustment
™ When dimension is large
/ 1. Material cannot be fed
™ When dimension is small
/ 1. Material cannot be fed
Results of improper Adjustment
™ When dimension is large
/ 1. Material cannot be pressed.
™ When dimension is small
/ 1. Needle hole guide 4 is
− 31 −
straight.
2. Shirring cannot be performed
well.
straight.
2. Shirring cannot be performed
well.
3. Worn-out of auxiliary feed
belt 5 is accelerated.
broken.
2. Presser foot 3 is broken.