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PROBLEM
The material puckers
Breaking needle
* If trouble is still apparent in the machine, please consult your nearest dealer.
Do not try to correct fault by yourself.
116
PROBABLE CAUSE
Upper or lower thread tension too tight
Stitch too long for material
Thread too thick
Incorrect threading of upper or lower thread
Needle not correctly inserted
Needle bent
Needle clamp screw too loose
Upper thread tension too tight
Needle too fine for the material
Dials have been changed while the needle was down in the
material
English
CORRECTION
P.19, P.103
P.41
P.35
P.9, P.27
P.31
P.31
P.31
P.19
P.35
P.41
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