Adjusting The Oil Supply To The Hook - JUKI NA-11UT Series Service Manual

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Adjusting the Oil Supply to the Hook

Lay down the arm bed toward the hinge.
Turn the oil supply adjusting screw
supply volume to the hook increases.
Turn the oil supply adjusting screw
oil supply volume to the hook decreases.
Place a test paper at 10mm away from the hook. Conduct a test
sewing at the speed of 000SPM for ten seconds and check the oil
volume supplied to the hook.
The standard oil supply volume is 10 oil drops on the test paper .
clockwise and the oil
counter-clockwise and the
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