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4.5
Hook lubrication
Rule:
The screw (2) is to be unscrewed by 1.5 revolution from the position
where the lubrication is fully closed.
2
–
Screw the choking screw (1) by means of a screwdriver (2) and
loosen it back by 1.5 revolution according to the rule.
–
Check whether the oil lubrication is sufficient. Place a sheet of
paper near the hook, run the machine to full speed and observe
whether a trace of sprinkling oil appears on the paper.
–
If you want to choke the lubrication, screw the screw (1) deeper,
and vice versa.
Caution: Danger of injury !
Turn the main switch off.
Proceed with the setting of the hook lubrication only with the sewing
machine switched off.
1
EN
27
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