Singer 191D-30 - Maintenance; Safety Inspection

4.1
Machine Head
Cleaning
4.2
Lubrication
4.3
Safety
Inspection
Maintenance
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.
High Speed Straight Lockstitch Sewing Machine ! Instruction Manual and Parts List 21
From the library of: Superior Sewing Machine & Supply LLC