Pfaff 3811-3/55 Instruction Manual page 95

13
.06.26 Readjusting needle height
Rule
If the hook point has reached the left side of the needle coming from the right side, the
top edge of the needle eye should be 1.0 - 1.2 mm below the under edge of the looper.
Fig. 13 - 26
 Turn the handwheel until the hook point reaches the left side of the needle from the right
side.
 Move needle bar 1 (screws 2) without twisting according to the rule.
3
5
4
1
2
1
Adjustment
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