PERFORMANCE
CHECK
LIST
The combination
of needle size/
thread size/fabric
is incorrect.
'1
Page 22
No
Damaged or worn
needle is used.
Page 6
No
Thread is
tangled.
Pages 12-17
No
Darning
plate is
installed.
No
Needle is not
correctly inserted.
Lint is clinging to
the bottom of the
needle plate.
Power supply
plug is removed
from outlet.
Page 6
No
Pages 43-45
_ No
Page 4
No
Damaged or worn
needle is used.
Page 6
No
The combination
of needle sizd
thread size/fabric
is incorrect.
Page 22
No
Fabric is pulled
excessively. Let the feed
dogs move the fabric.
Do not pull the fabric.
Insufficient
oiling.
Page 43
No
No
Main
power
switch
is turned
off.
Page 5
No
Foot controller
is
not used
correctly.
Page 5
No
The bobbin
winding shaft is
slid toward the
bobbin presser.
Page 12
No
47