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Aykut

Highlead Gc 618-1 Sc Knee Lift Installation,pls Help

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Hi,just got a new Highlead 618, set up the table and motor but can't figure out the knee lifter installation,..manual does not explain much,couldn't find any info/pictures online how to properly set up a knee lift mechanism for these type of machines..been trying for couple of hours with no luck..i added some pictures,not sure if i attached it too far from the upper roller shaft or the curved pin is in a wrong position/angle,just seems too complicated for someone new to these machines without any guides.. if there's anyone with a similar set up i would appreciate a close up picture that shows it clearly or any info would be great so i can see exactly how to do this properly..I know the oil pan has to be installed and the curved pin will stick out from the rectangular opening but i took out to when trying..Thank you

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Edited by Aykut

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Hi,just got a new Highlead 618, set up the table and motor but can't figure out the knee lifter installation,..manual does not explain much,couldn't find any info/pictures online how to properly set up a knee lift mechanism for these type of machines..been trying for couple of hours with no luck..i added some pictures,not sure if i attached it too far from the upper roller shaft or the curved pin is in a wrong position/angle,just seems too complicated for someone new to these machines without any guides.. if there's anyone with a similar set up i would appreciate a close up picture that shows it clearly or any info would be great so i can see exactly how to do this properly..I know the oil pan has to be installed and the curved pin will stick out from the rectangular opening but i took out to when trying..Thank you

It looks to me like the bend in the actuator rod is too high, behind the roller wheel. Try lowering it so that the bend is right behind the wheel and the angled rod will push the wheel away as you move the knee lever. There needs to be a little free play before the knee lever hits the roller. Normally, the knee lifter is adjusted so that it completely raises the pressor foot until the machine stops it.

If the bend in the lift rod is too high, you lose motion on the short side. If the bend is too low, the angled rod may run off under the wheel, causing the pressor foot to snap down hard. Then you have to manually raise the foot to get the angled rod back behind the lifter wheel. A properly positioned bent rod stays in contact throughout the allowable motion of the knee lifter assembly.

Once the lift rod has been set, you can adjust the actual knee pad position both vertically and laterally. Set it so you have no trouble hitting it when you intend to and without distressing your knee.

Edited by Wizcrafts

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Thanks Wiz for the reply...will try what you suggested now..so the positioning of the main rod that's screwed under the table is ok?..i was thinking maybe i attached it too far right from the roller..i tried couple of different ways but couldn't get the presser feet go up at all with the knee lift,it's getting so frustrating,i had a walking foot machine before but not used to this style of knee lift..is there any chance any manual out there with a proper image for this type of knee lift mechanism or even a close up image? I just want to make this right..getting the highest lift from the machine is very important for the type of job that i'll be doing.Once again thanks for your help.

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Well since the person you bought it from didn't mark the holes for you maybe this diagram will help.

If it's to far left or right it won't lift properly.

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