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Problem
1. Poor quality thread.
2. The bobbin case is threaded
Uneven
wrong.
stitches,
uneven
3. Fabric has been pulled on.
feed
1. The machine is not turned on.
The sewing
machine
2. The presser foot lifter is raised.
doesn't
3. The machine is not plugged in.
operate
Disposal
Do not dispose of electrical appliances as unsorted municipal waste, use
separate collection facilities.
Contact your local government for information regarding the collection systems
available.
If electrical appliances are disposed of in landfills or dumps, hazardous
substances can leak into the groundwater and get into the food chain, damaging
your health and well-being.
When replacing old appliances with new once, the retailer is legally obligated to
take back your old appliance for disposal at least for free of charge.
Cause
77
Correction
1. Select a better quality thread.
2. Remove the bobbin case
and the thread and reinsert
them correctly.
3. Do not pull on the fabric
while sewing, let it be taken
up by the machine.
1. Turn on the machine.
2. Lower the presser foot lifter.
3. Connect the power line plug
to the electric outlet.
Reference
19
13
-
8
20
8
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