Pfaff Industrial 937, Руководство по настройке

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Adjustment
14
Fig. 1 3- 09
13
.05.08
Zigzag stitch movement
Rule
If the needle bar is in t.d.c. coming from the right bottom dead centre (adjustment hole " 2 "),
the needle bar should not move sideways when moving the zigzag stitch adjusting lever
back and forth.
O
Move the needle bar to t.d.c. coming from the right bottom dead centre and insert the
adjusting pin into hole "
2 " of the bearing plate (block machine).
O
Turn the zigzag eccentric 1 (screws 2 ) according to the rule . Make sure that the zigzag
eccentric 1 protrudes about 5 mm from the right inner side of the cast wall.
O
Pull the adjusting pin out of the bearing plate.
2
1
5 mm