Regulating The Lubrication - Duerkopp Adler 975-1-5 Service Instructions Manual

2.8.1 Regulating the Lubrication

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Caution Risk of Injury !
Regulating the lubrication and checking are only to be conducted with
greatest possible caution.
Checking the oil level and the oil feed
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Turn the sewing unit off and wait until the oil has collected.
The viewing glass 3 must be half filled.
If not, then fill ESSO SP-NK 10 oil up to the top edge of the
viewing glass.
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Turn the sewing unit on.
At the window 1 check if enough oil is being fed to the sewing head.
Regulating the sewing head lubrication
The set oil quantity should be considerably greater than the actually
required oil quantity. The pump sucks the oil from the lowest point of
the head back into the pan again.
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Screw the head cover off.
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Turn screw 2 completely in and then loosen by approx. 1/2 of a
turn.
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Let the sewing unit run approx. 2 minutes.
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Hold a piece of paper between the presser bar and the cast wall.
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Let the sewing unit run at intervals and check if sufficient oil is
being spun onto the paper.
If not, then adjust screw 2 accordingly.
Increase the quantity of oil
Decrease the quantity of oil
Continued on the next page !
= Turn screw 2 to the left
= Turn screw 2 to the right.
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