29
77
Inspecting and checking
7-1. Daily cleaning
1. Cleaning
1) Open the hook cover
①
and remove the bobbin
②
from the hook
③
.
2) Remove dust from the hook
③
using soft cloth or
brush and check if there is any damage done.
3) When cleaning is finished, install the bobbin
②
to
the hook
③
.
2. Checking
1) When needle
①
is deformed or the end of needle is
damaged, change the needle.
2) Check if upper thread is inserted correctly.
(Refer to 5.4 Inserting upper thread)
3) Run trial sewing.
Notice
·
To maintain proper performance of machine and use it for a long time, clean machine regularly
according to the following way. Evan when machine is not in use for a long time, clean according to the
following way before using the sewing machine.
Notice
·
Turn off the power switch before operation.
Pressing pedal by mistake may operate machine and result in injuries.
·
When handling lubricants, wear protective glasses or gloves to prevent lubricant from contacting with your
eyes or skin. Wash your hands in running water with soap when they are smeared with lubricant.
If lubricant is in the eye, instantly wash it with running water and see a doctor.
·
Never drink lubricants since they can cause vomiting or diarrhea. Go to see a doctor, if you mistakenly
drink lubricant.
·
Keep the oil out of the reach of children. Keep the oil away from heat.
·
Use both hands when bending the machine backwards or returning it to the original position. Using only
one hand can lead to severe hand injuries due to the weight of the machine.
[ Figure 41 ]
①
②
③
[ Figure 42 ]
Summary of Contents for KM-1957-7
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