17
High Speed Flat Bed Interlock Sewing Machine | Instruction Manual and Parts List
Maintenance
4
4.1
4.3
4.4
4.2
Machine Head
Cleaning
Lubrication
Safety
Inspection
Needle Plate
and Feed Rows
Slots Cleaning
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, oil the top of the needle hold-
er, guides and looper guides before
resuming the operation.
The oil should be changed every
four months. To replace the oil, fol-
Check periodically if all safety de-
vices are properly installed and ad-
justed.
screws of the machine head are ad-
equately tighten.
Clean the needle plate and feed
rows slots periodically, as shown
on Figure 29.
low the instructions of topic 3.3.
-
ery month or replaced by a new one
whenever is necessary. To clean or
-
structions of topic 3.3
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 dam-
aged.
Figure 29
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