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High Speed Straight Lockstitch Sewing Machine | Instruction Manual and Parts List
Maintenance
4
4.1
4.2
4.3
Machine Head
Cleaning
Lubrication
Safety
Inspection
Clean the machine periodically with
a soft and dry cloth to remove the
excess of dust on the machine head.
Do not use any kind of lacquer thin-
ner to wipe the surface.
If the machine was idle for a long
time, lubricate the machine accor-
ding to the instructions of topics
3.4 to 3.6.
Check periodically if all safety de-
vices are properly installed and ad-
justed.
Check if all fixing and supporting
screws of the machine head are
adequately tighten.
Check if the v-belt is not excessively
worn and if it has the right tension.
Check if there is no overheating in
the electrical motor and check if the
power cord and plug are not dama-
ged.